List of state trunkline highways in Michigan

State Trunkline Highway System

M-12 markerM-7 markerM-76 markerM-28 marker

Highway markers from different years for former M-12 (1919), former M-7 (1926), former M-76 (1948), and current M-28
System information
Maintained by MDOT
Length: 5,976.147 mi[1] (9,617.676 km)
Plus 14.775 mi [1] (23.778 km) of special routes and 24.079 mi [1] (38.751 km) of unsigned connectors
Formed: May 13, 1913,[2] signed by July 1, 1919[3]
Highway names
State: M-nn
Special Routes:
  • Alternate M-nn (Alt. M-nn or M-nnA)
  • Business M-nn (Bus. M-nn)
  • Bypass M-nn (Byp. M-nn)
  • Connector M-nn (Conn. M-nn)
  • Truck M-nn (Truck M-nn)
System links

The following is a list of the State Trunklines in the state of Michigan. All of them are numbered with the "M-" prefix officially.

Mainline highways

Number Length (mi)[1] Length (km) Southern or western terminus Northern or eastern terminus Formed Removed Notes
M-1 21.48834.582 Adams Avenue in DetroitBL I-75/Bus. US 24 in Pontiac 1970[4]current Woodward Avenue
M-2 Never assigned May have been assigned to service drives along I-96 in Livonia, but not marked on official state maps as such
M-3 US 25 in DetroitUS 16 in Detroit 1937[5][6]1939[7][8] Became M-39 (now Schaefer Highway)
M-3 27.08143.583 M-10 & BS I-375 in DetroitI-94 and M-29 in Chesterfield Township 1973[9][10]current Gratiot Avenue
M-4 St. IgnaceDeTour Village 1936[11]1939[7][8] Became M-39, now M-134
M-4 4.6877.543 SouthfieldWest Bloomfield Township 1979[12][13]1986[14][15] Northwestern Highway; now part of M-10
M-5 CedarvilleSault Ste. Marie 1933[16][17]1939[7][8] Became M-129
M-5 20.80733.486 Pontiac Trail in Commerce TownshipI-96 in Detroit 1977[18][19]current Grand River Avenue
M-6 PhoenixEagle River 1926[20]1938[21] Became M-111 (now part of M-26)
M-6 I-96 in NoviI-94 in Roseville 19701979[22] Signed along the service drives for the eastern section of I-696[23]
M-6 19.69631.698 I-196 near HudsonvilleI-96 near Cascade 2001[24]current Paul B. Henry Freeway, South Beltline Freeway
M-7 34.05954.813 Three RiversColdwater 1927[25]1940[8][26] Replaced by M-86
M-8 5.4918.837 I-96 in DetroitConant Avenue near Hamtramck 1993[27]current Davison Freeway; built in the 1940s as the first urban, depressed freeway in the world
M-9 AhmeekEagle Harbor 19271929 Replaced by M-64 (became M-129; now part of M-26 and a local road)
M-9 Ohio state lineLansing 1929[28][29]1940[8][26] Replaced by M-99
M-10 Ohio state line south of ErieMackinaw City 1919[30]1926[31] Replaced by US 24, US 112, US 10, and US 23
M-10 US 10 in FlintUS 10 in Flint 1928[28][29]1942[32][33] Replaced by Bus. US 10
M-10 22.88136.823 M-3 & BS I-375 in DetroitOrchard Lake Road in West Bloomfield 1986current John C. Lodge Freeway, Northwestern Highway
M-11 Indiana state line in Grand BeachMackinaw City 1919[30]1926[31] Replaced by US 12 and US 31
M-11 NapoleonSaline 1926[20]1954[34][35] Became part of an extension of M-92 (now M-52) through Manchester
M-11 20.84033.539 I-96 in MarneI-96 in Cascade 1961[36][37]current
M-12 406.63654.41 IronwoodSault Ste. Marie 1919[38]1926[20][31] Replaced by US 2, M-69 and what is now M-95
M-13 Fife LakePetoskey 1919[30]1926[20][31] Replaced by M-131 (now US 131)
M-13 73.339118.028 I-69 in LennonUS 23 in Standish c.1932[39]current
M-14 Ohio State line near WaldronJackson 1919[30][40]1931[41][42] Replaced by US 127
M-14 Battle CreekEdmore 1931[43][44]1942[45][46] Replaced by a reroute of M-66
M-14 22.25035.808 I-94 near Ann ArborI-96/I-275 in Livonia 1956[47][48]current
M-15 Wisconsin State line near MenomineeCopper Harbor 1919[38]1926[25] Replaced by US 41
M-15 73.664118.551 US 24 in ClarkstonM-25 in Bay City 1926[25]current
M-16 MuskegonDetroit 1919[30]1926[20][31] Replaced by US 16
M-17 6.39010.284 US 23 and BL I-94 in Ann ArborUS 12 in Ypsilanti 1919[30]current
M-18 77.530124.772 US 10 near North BradleyM-72 & F-97 near Luzerne 1919[30]current
M-19 85.626137.802 I-94 near New HavenM-142 near Bad Axe 1919[30]current
M-20 LudingtonBay City 1919[30]1926[20][31]
M-20 132.435213.133 US 31 in New EraUS 10 in Midland 1926[20]current
M-21 99.322159.843 M-37/M-44 in Grand RapidsI-475 in Flint 1919[30]current
M-21A 9.03314.537 M-21 and US 10 in FlintM-15 and M-21 in Davison 1929[28][29]1948[49][50]
M-22 116.651187.732 US 31 near ManisteeUS 31/M-37/M-72 in Traverse City 1919[30]current Leelanau Scenic Heritage Route
M-23 1919[30]1926[31] Replaced by US 112, now US 12
M-24 MuskegonSaginaw 1919[30]1926[31] Replaced by M-20 and US 10 (one part now M-47)
M-24 75.691121.813 I-75 & BL I-75 in Auburn HillsM-25 in Unionville 1926[25]current extension of US 24
M-25 SkandiaSault Ste. Marie 1919[38]1926[25] Replaced by an extension of M-28
M-25 147.638237.600 BL I-69/BL I-94 in Port HuronI-75/US 23 & US 10 in Bay City 1933[17][39]current Extension of US 25 (now decommissioned)
M-26 96.355155.068 US 45 in RocklandUS 41 in Copper Harbor 1919[38]current
M-27 1919[30]1926[20] Replaced by M-29 (one part now M-25), M-51 (now M-136, Wildcat Road, M-90, and Old M-51), and M-83 (this section now M-142)
M-27 16.76326.977 I-75 near Indian RiverUS 23 and C-66 in Cheboygan 1961[36][37]current Formerly part of US 27
M-28 290.373467.310 US 2 in WakefieldM-129 in Dafter Township 1919[38]current Longest state trunkline excluding Interstate or US Highways
M-29 Indiana state line south of ColdwaterLansing 1919[30]1926[31] Replaced by US 27
M-29 41.63467.003 I-94 & M-3 in Chesterfield TownshipBL I-94 in Marysville 1926[20]current
M-30 51.35382.645 US 10 in SanfordBL I-75/M-55 in West Branch 1919[30]current
M-31 166.910268.616 M-21 in Port HuronM-20 in Bay City 1919[30]1926[20] Replaced by M-29 (this section now M-25) and M-83 (this section now M-142)
M-32 100.003160.939 M-66 in East JordanUS 23 in Alpena 1919[30]current
M-33 121.858196.111 I-75 in AlgerM-27 near Cheboygan 1919[30]current
M-34 28.93846.571 M-99 near OsseoBus. US 223 in Adrian 1919[30]current
M-35 128.388206.620 US 41 in MenomineeUS 41/M-28 in Negaunee Township 1919[38]current
M-36 M-21 in AtticaM-53 in Burnside 1919[30]1930[43][44]
M-36 43.29869.681 US 127 in MasonUS 23 in Whitmore Lake 1930[43][44]current
M-37 221.892357.101 I-94 & BL I-94 in Battle CreekCul-de-sac at Old Mission Point 1919[30]current
M-38 US 23 in BridgeportM-19 in Peck 1919[30]1961[36][37]
M-38 42.22567.955 US 45 & M-64 in OntonagonUS 41 in Baraga 1968[51][52]current Formerly part of M-35
M-39 WoodburyLansing 1919[30]1937[6][53] became an extension of M-43
M-39 US 25 in DetroitUS 16 in Detroit 1939[7][8]1959[54][55]
M-39 17.00627.369 Lafayette Boulevard in Lincoln ParkM-10 in Southfield 1959[54][55]current Southfield Freeway, Southfield Highway; roadway continues as Southfield Road at northern end
M-40 74.266119.520 UnionHolland 1919[30]current
M-41 38.161.3 M-24 in HoltonM-11 in Hart 1919[30]1926[20] Replaced in part by M-20, now M-120
M-42 10.33916.639 Bus. US 131 in MantonM-66 near Lake City 1919[30]current
M-43 MuskegonCasnovia 19191924 Replaced by an extension of M-46
M-43 136.723220.034 BL I-196 in South HavenI-96 in Webberville 1919[30]current
M-44 37.46360.291 M-11 and M-37 in KentwoodM-66 near Ionia 1919[30]current
M-45 Wisconsin border south of KingsfordHumboldt Township 1919[38]1934[56] Renumbered to M-95 because of designation of US 45 in Michigan
M-45 24.43439.323 US 31 in AgnewI-196 in Grand Rapids 1964[57][58]current Lake Michigan Drive
M-46 199.190320.565 Muskegon Avenue in MuskegonM-25 in Port Sanilac 1919[30]current Trans-peninsular highway
M-47 14.32823.059 M-46 near ShieldsUS 10 near Midland 1919[30]current
M-48 43.72370.365 I-75 in RudyardM-134 in DeTour Village 1919[30]current
M-49 25.48041.006 SR 49 near Columbia, OHin Litchfield 1930[43][44]current
M-50 138.072222.205 I-96 near LowellUS 24 in Monroe 1919[30]current
M-51 HollandGrand Rapids 1919[30]1926[20][59] replaced by an extension of M-21 (this section now M-121)
M-51 M-46 in CarsonvilleM-142 in Harbor Beach 1926[20][59]1965[58][60]
M-51 40.40565.026 SR 933 at Indiana state line near South Bend, INI-94 near Paw Paw 1971[61][62]current
M-52 127.300204.869 SR 109 at Ohio state lineM-46 near Saginaw 1919[30]current
M-53 120.980194.698 M-3 in DetroitM-25 in Port Austin 1919[30]current
M-54 Grand RapidsBaldwin 1919[30]1926[25] transferred to an extension of M-37
M-54 US 2 in IronwoodUS 2 in Ironwood 1934[17][63]1942[64] transferred to Business US 2
M-54 30.27648.724 I-75 in Grand BlancI-75/US 23 in Birch Run 1962[37][65]current
M-55 150.944242.921 US 31 in ManisteeUS 23 in Tawas City 1919[30]current Trans-peninsular highway
M-56 16.42626.435 US 24 in MonroeUS 24/US 25 near Flat Rock 1919[30]1957[66][67]
M-56 12.72620.481 M-13 & M-21 near LennonI-69/M-21 in Flint 1971[61][62]1984[68][69] replaced by M-21
M-57 16.42626.435 Boyne FallsClarion 1919[30]1926[20][70] replaced by M-75
M-57 QuinnesecWisconsin 1927[25]1928[71][72] transferred to an extension of US 141
M-57 105.377169.588 US 131 near RockfordM-15 near Otisville 1930[43][44]current
M-58 Indiana state line south of NilesSt. Joseph 1919[30]1926[31] replaced by US 31
M-58 US 10 in PontiacUS 10 in Pontiac 1930[29]1961[36][37] replaced by reroute of US 10 (now US 24 and Business US 24)
M-58 5.1088.221 M-47 near ShieldsI-675 in Saginaw 1971[61][62]current
M-59 60.51497.388 I-96 near HowellI-94 near Mount Clemens 1919[30]current
M-60 104.224167.732 US 12 near NilesI-94 & BL I-94 near Jackson 1919[30]current
M-61 62.276100.224 M-115 near MarionUS 23 in Standish 1919[30]current
M-62 28.32945.591 SR 23 near Granger, INM-140 near Eau Claire c.1924[73]current
M-63 US 131 in Le RoyM-37 west of Kuther 1919[30]1961[36][55]
M-63 16.14125.976 M-139 near ScottdaleI-196/US 31 near Lake Michigan Beach 1986[14][15]current Formerly part of US 33
M-64 Ohio State LineLansing 1919[30]1929[28][29] replaced by M-9 (now M-99)
M-64 AhmeekEagle Harbor 1929[28][29]1930[43][44] replaced by M-129 (now M-26 and a local road)
M-64 63.765102.620 CTH-B near Presque Isle, WIUS 45 & M-38 in Ontonagon 1930[43][44]current
M-65 Ohio State LineFlint 1919[30]1926[31] replaced by US 23
M-65 103.176166.046 US 23 near OmerUS 23 near Rogers City 1930[43][44]current
M-66 266.399428.728 SR 9 near SturgisUS 31 in Charlevoix 1919[30]current
M-67 12.04419.383 US 41 in TrenaryM-94 in Chatham 1919[38]current
M-68 RocklandOntonagon 1919[38]1927[25] replaced by M-35 (this section now part of US 45)
M-68 53.39085.923 US 31 in AlansonBus. US 23 in Rogers City 1936[11]current
M-69 Wisconsin state lineCovington 1919[38]1926[31] replaced by US 2 and US 102(now part of US 141)
M-69 65.260105.026 US 2/US 141 in Crystal FallsUS 2/US 41 near Bark River 1926[31]current
M-70 22.135.6 M-76 near SterlingM-55 near Prescott 1919[30]1960[55]
M-71 10.53016.946 M-21 in OwossoI-69 in Durand 1919[30]current
M-72 156.552251.946 M-22 in EmpireUS 23 in Harrisville 1919[30]current Trans-peninsular highway
M-73 8.17113.150 STH-55 near Iron RiverUS 2 near Iron River 1919[38]current
M-74 18.429.6 M-66 near PioneerM-55 near Merritt 1919[30]1939[7][8]
M-75 Iron MountainWisconsin State line 19191926 Replaced by an extension of M-45 (now M-95)
M-75 11.76818.939 US 131 in Boyne FallsUS 131 in Walloon Lake 1927[25]current
M-76 61.18798.471 US 23 in StandishUS 27 near Grayling 1919[30]1973[9][10] Replaced by I-75
M-77 42.60268.561 US 2 in Blaney ParkH-58 in Grand Marais 1919[38]current
M-78 10.74417.291 M-66 near Battle CreekI-69 near Olivet 1919[30]current
M-79 24.89040.057 M-37 near HastingsBL I-69/M-50 in Charlotte 1919[30]current
M-80 AdrianSomerset 1919[30]1926[31] replaced by US 127 (now US 223)
M-80 M-18 in BeavertonM-30 in Billings 1927[20]1939[7][8]
M-80 7.91712.741 I-75 & H-63 near KinrossM-129 near Kincheloe 1994[74][75]current
M-81 45.63673.444 M-13 in SaginawM-53 near Cass City 1919[30]current
M-82 M-25 near NewberryEight Mile Corner 1919[38]1926[20] Replaced by M-48
M-82 31.49250.681 M-120 near FremontUS 131 near Howard City 1926[20]current
M-83 MohawkGay 1919[38]1926[20][59]
M-83 14.67223.612 I-75/US 23 in Birch RunM-15 near Richville 1929[28]current
M-84 GarnetMcLeods Corner southeast of Newberry 1919[38]1926[20][59] Replaced by M-48
M-84 M-58 near ReeseM-29 in Unionville 1926[20][59]1930[29][43] Replaced by M-83
M-84 14.71023.673 M-58 in SaginawM-25 in Bay City 1960[36][55]current
M-85 M-66Edmore 1919[30]1930[43][44] Replaced by M-57
M-85 MayvilleCaro 1930[43][44]1941[33][45] Replaced by M-24
M-85 21.88235.216 I-75 near RockwoodGriswold Street in Detroit 1956[47][48]current Fort Street
M-86 1921[76]1924[73][77]
M-86 1924[73][77]1929[28][29]
M-86 34.05954.813 Bus. US 131/M-60 in Three RiversUS 12 near Coldwater 1940[8][26]current Replaced M-7
M-87 11.56418.610 Bus. US 23 in FentonUS 10 in Holly 1919[30]1960[36][55]
M-88 26.21542.189 US 31 in EastportUS 131 & C-38 in Mancelona 1919[30]current
M-89 61.15398.416 I-196/US 31 near GangesBL I-94 in Battle Creek 1919[30]current
M-90 M-45 near SagolaFoster City 1919[38]1927[25] Replaced by M-69
M-90 44.17871.098 M-24 near North BranchM-25 in Lexington 1927[25]current
M-91 M-15 in Menominee, MichiganCedar River 1919[38]1927[25] Replaced by M-35
M-91 US 23 in Rogers CityCR 646 near Huron Beach 1927[25]1940[78][79] Replaced by US 23
M-91 24.46439.371 M-44 near BeldingM-46 in Lakeview 1942[45]current
M-92 36.63958.965 SR 109 near ClintonUS 12 in Stockbridge 1919[30]1962[37][65] Replaced by M-52
M-93 11.81019.006 Camp GraylingHartwick Pines State Park 1919[30]current
M-94 86.983139.986 M-553 near K.I. SawyerUS 2 in Manistique c.1927[25]current
M-95 5.1478.283 M-68 in OnawayOnaway State Park 1919[30]1934[80][81] Replaced by M-211
M-95 55.16288.775 CTH-N at Aurora, WIUS 41/M-28 in Humboldt Township 1934[80][81]current Leif Erickson Highway; replaced M-45
M-96 33.37953.718 BL I-94 in KalamazooBL I-94 in Marshall 1926[20][59]current
M-97 17.16927.631 M-3 in DetroitM-53 near Mount Clemens 1929[27]current
M-98 16.226.1 US 2 near GermfaskM-28 near McMillan 1919[38]1960[36][55] Now H-33 and H-44
M-99 US 31 in MuskegonHart 1919[30]1929[28][29]
M-99 US 2 in GulliverPort Inland 1931[82][83]1939[7][8]
M-99 86.058138.497 SR 15 near Pioneer, OHI-496 & Capitol Loop in Lansing 1940[8][26]current Replaced M-9
M-100 12.46020.052 I-69 near PottervilleI-96 near Grand Ledge 1927[77][84]current
M-101 1.221.96 MillersburgUS 23 near Millersburg
M-102 20.80433.481 M-5 on the LivoniaFarmington Hills city lineI-94 in Harper Woods c.1928[28][72]current 8 Mile Road
M-103 SR 13 near Bristol, INUS 12 in White Pigeon 1932[5][39]c.1960[54][55] Replaced by US 131
M-103 3.0554.917 SR 15 near Bristol, INUS 12 in Mottville c.1960[54][55]current Replaced part of US 131
M-104 M-47 at PittsburgDeWitt 1927[25]1939[8]
M-104 7.67712.355 US 31 in FerrysburgI-96 near Nunica 1940[26][78]current Replaced part of US 16
M-105 3.5485.710 M-53 near Bad AxeM-83 near Elkton 1928[71][72]1939[7][8]
M-106 27.04143.518 BL I-94/Bus. US 127/M-50 in JacksonM-36 near Gregory 1928[71][72]current
M-107 9.57615.411 Lake of the CloudsM-64 in Silver City 1935[27]2008[85]
M-108 Three-legged highway in Mackinaw City 1928[71][72]1957[54][67] Connected the State Highway Ferry Docks with the Fort Michilimackinac State Historic Park and US 31
M-108 1.0691.720 I-75 near Mackinaw CityMichigan Welcome Center in Mackinaw City 1960[36][55]2010[86]
M-109 6.83110.993 M-22 near EmpireM-22 in Glen Arbor c.1929[28]current Leelanau Scenic Heritage Route; runs through the Sleeping Bear Dunes National Lakeshore
M-110 1.7152.760 US 31 in ParkdaleOrchard Beach State Park 1927[25]2003[87][88]
M-111 Bay CityBay City State Park 19281938
M-111 PhoenixEagle River, Michigan 19391940
M-112 8.7014.00 YpsilantiDearborn 1942[89]1956[47][48] Replaced by I-94
M-113 16.57326.672 M-37 near HannahUS 131 in Walton Junction 1927[25][90]current
M-114 13.45421.652 Paris TownshipComstock Park c.1929[29]1945[46] Former bypass routing around Grand Rapids; trunkline had three legs at the time of its decommissioning with an east–west branch in Comstock Park
M-115 96.432155.192 Bus. US 10/Bus. US 127 in ClareM-22 in Frankfort 1929[28]current
M-116 7.01811.294 US 10 in LudingtonLudington State Park 1928[71][72]current
M-117 14.47923.302 US 2 in EngadineM-28 near Newberry 1941[79][91]current
M-118 10.24716.491 M-40/M-89 in AlleganUS 131 near Martin 1929[28][29]1998[92][93] Replaced by M-222
M-119 M-40 in Paw PawUS 12 near Mottville 1930[29]1971[61][62] Replaced by M-40
M-119 27.54844.334 US 31 near Bay ViewC-66/C-77 in Cross Village 1979[12][13]current Formerly the northern end of M-131
M-120 US 16 in LansingLansing 1930[94][95]1939[96][97] Replaced by M-174
M-120 SR 120 on the Michigan–Indiana state lineSR 120 on the Michigan–Ohio state line 1939[7][8]1961[36][55]
M-120 27.90144.902 Bus. US 31 in MuskegonM-20 in Hesperia 1969[52][98]current Once was part of M-20
M-121 1933[16][17]1935[99][100]
M-121 5.7009.173 I-69 near Bishop Airport in FlintM-54 in Burton 1935[99][100]2003[87][88] Bristol Road; provided access to Bishop International Airport and a truck bypass route from I-69 to General Motors plants near I-75
M-121 12.76320.540 Main Street in ZeelandI-196 in Grandville 2007[101]current Once was part of M-21; Chicago Drive
M-122 1.0681.719 US 2 in St. IgnaceState Ferry Dock in St. Ignace 1929[29]1957[67] Former route from US 2 to state ferry docks for service from St. Ignace to Mackinaw City; ferry service ended after the Mackinac Bridge was opened in 1957.
M-123 96.071154.611 I-75 near St. IgnaceM-28 near Newberry 1936[11]current Tahquamenon Scenic Heritage Route
M-124 7.73112.442 M-50 in BrooklynUS 12 in Springville 1929[28][29]current
M-125 ThompsonUS 2 1931[83][102]1936[11][103]
M-125 7 Mile Road in Bay CountyUS 23 1938[21][53]c.1956[48][66]
M-125 19.48031.350 Detroit Avenue near Toledo, OHUS 24 near Monroe 1974[9][10]current Former routing of US 25
M-126 11.9419.22 Muskegon HeightsNunica 1926[63]1940[79] Replaced by US 16
M-129 33.22353.467 M-134 in CedarvilleBS I-75 in Sault Ste. Marie 1939[7][8]current Follows the Michigan Meridian
M-130 9.1114.66 US 23/M-50 in Raisinville TownshipUS 24 in Monroe 1930[28][29]1955[47][104]
M-131 27.54844.334 US 31 in BayviewC-66/C-77 in Cross Village 1926[20]1979[12][13] Replaced by M-119
M-132 7.4712.02 Main Street in DexterUS 12 in Ann Arbor 1929[28][29]1960[54][55]
M-134 50.23380.842 I-75 near St. IgnaceDrummond 1939[7][8]current Includes the Drummond Island Ferry across the DeTour Passage
M-135 18.229.3 US 2 near Gould CityM-28 near McMillan c.1928[28][29]1960[36][55] Now H-33
M-136 17.03327.412 M-19 in BrockwayM-25 in Port Huron 1931[82][83]current
M-137 2.8844.641 Interlochen State ParkUS 31 in Interlochen 1930[29][43]current
M-138 20.14132.414 M-15 near MungerM-24 near Akron 1931[82][83]current
M-139 26.48742.627 US 12 near NilesBL I-94 in Benton Harbor 1929[82][83]current
M-140 37.20559.876 M-139 near NilesI-16/US 31 & BL I-196 near South Haven c.1931[83][105]current
M-142 39.18663.064 M-25 in Bay PortM-25 in Harbor Beach 1939[7][8]current
M-143 US 27 near CheboyganCheboygan State Park 1931[102]1960[55] Lincoln Avenue
M-143 0.9361.506 LansingEast Lansing city lineM-43 in East Lansing 1962[37][65]current Unsigned from 1989 until 2013
M-144 0.3880.624 Michigan State Police Headquarters in East LansingM-39 in East Lansing 1937[5][103]1939[7][8]
M-144 15.07824.266 RoscommonLuzerne 1940[78][79]1973[9][10]
M-145 Vandercook LakeJackson Designation used on paper for a proposed western bypass of Jackson; only one portion was designated on paper along Springport Road
M-146 5.138.26 US 25 in Port HuronBlue Water Bridge in Port Huron 1933[16][17]1966[60][106]
M-147 0.5050.813 M-106 near JacksonState Prison of Southern Michigan 1936[11][107]1991[108][109]
M-149 10.60517.067 US 2 near ThompsonPalms Book State Park c.1930[44][82]current
M-150 4.7677.672 M-59 in Rochester HillsTienken Road in Rochester c.1930[44][82]current Rochester Road
M-151 17.37627.964 NilesUnion 1931[82][83]1935[107][110]
M-151 3.7155.979 US 223 in Whiteford TownshipUS 23 in Whiteford Township 1935[107]1977[111] Replaced by US 223
M-152 7.70112.394 Sister LakesM-51 in Dowagiac 1933[16][17]current
M-153 25.12740.438 M-14 near DixboroI-94/US 12 in Detroit 1930[27]current Ford Road
M-154 6.1259.857 Green Road in Sans SouciFerry dock in Sans Souci 1931[82]current Located on Harsens Island
M-155 3.4205.504 Howell State HospitalBL I-96 in Howell 1931[83][102]current No longer signed since 1987, still under state control
M-156 10.66517.164 SR 108 at the Ohio state line near MorenciM-34 in Clayton c.1931[83][105]current
M-157 1.1931.920 M-55 near PrudenvilleM-18 near Prudenville 1932[16][39]current
M-158 3.2855.287 M-99 in Hillsdale CountyM-99 in Hillsdale County 1934[56][112]1934[56][63] Replaced by M-99
M-160 Mount ClemensSelfridge Field 19411942
M-162 M-28 near Au TrainM-94 near Au Train 19351939 Returned to local control, now H-03
M-164 2.0063.228 SnoverM-19 near Snover c.1936[113]c.1939[114][115]
M-165 0.3930.632 M-21 near OvidOvid c.1936[116]c.1939[117][118]
M-166 12.75420.526 US 16 in PortlandM-21 in Muir c.1936[116]1939[118][119]
M-167 0.6100.982 M-21 near SaranacSaranac c.1936[116]c.1939
M-168 0.9531.534 Former ferry dock in ElbertaM-22 in Elberta 1931[83][102]2012[120]
M-169 FostoriaM-36 east of Fostoria 19301936
M-169 Houghton Lake 19351949
M-169 Houghton Lake 19491950
M-170 McMillan 1930
M-171 31.80351.182 US 23 in OscodaUS 23 in Caledonia Township 1936[103]1960[36][55] Now F-41
M-172 Middleville 1930
M-173 Orleans 1930
M-173 Menominee 19391972 Spur to the Ann Arbor Railroad ferry docks
M-174 Buchanan 1930
M-174 Lansing 1970
M-175 Galien 1930
M-176 Durand 1930
M-177 AlmaSt. Louis 1930
M-178 1.0361.667 WetmoreMunising 1936[11]1941[32][91] Former connector between M-28 and M-98, now part of M-28
M-179 US 131 near LeRoyM-63 near LeRoy 1935[107]1958[54][55]
M-179 16.96327.299 US 131 near BradleyM-37/M-43 near Hastings 1998[121]current Chief Noonday Trail Recreational Heritage Route
M-180 Menominee 19331935 Spur to the Ann Arbor Railroad ferry docks
M-181 DrydenMetamora 1930
M-183 US 16US 23 19321963
M-183 16.37726.356 Fayette State ParkUS 2 in Garden Corners 1985[122]current
M-184 RichlandKellogg Bird Sanctuary 1930
M-185 8.00412.881 Loop around Mackinac Island 1933[123]current The only car-free state highway in the US
M-186 M-35 near PerkinsUS 41 in Rapid River 1932[16]1940[124] Now CR 186
M-186 2.4934.012 M-113 near KingsleyUS 131 in Fife Lake 1940[78][79]current
M-188 4.5597.337 M-50/M-99 in Eaton RapidsVFW National Home for Children 1932[16][39]current
M-189 7.78612.530 STH-139 at the Wisconsin state lineUS 2 in Iron River 1932[16][39]current
M-191 Fenwick 1930
M-193 Morrice 1930
M-194 New Lothrop 1930
M-195 Henderson 1930
M-196 Hersey 1930
M-198 Lakeview 1930
M-199 Daggett 1933[16][17]1939[7][8]
M-199 4.0306.486 I-94 near AlbionBL I-94 in Albion 1998[121]current
M-200 Stephenson 1930
M-201 1.4672.361 M-22 in NorthportCR 640 near Northport 1949[125]current
M-203 17.94428.878 US 41 in HancockUS 41/M-26 in Calumet 1933[126]current Connects with McLain State Park
M-204 7.22011.619 M-22 near LelandM-22 in Suttons Bay 1933[127]current Part of the Leelanau Scenic Heritage Route
M-205 1.7092.750 SR 19 at the Indiana state lineUS 12 near Adamsville 1935[107]2002[128] Formerly US 112S
M-206 Eagle HarborEagle Harbor Lighthouse 1935[129]1940 Replaced by M-26
M-208 13.321.4 Au Sable RiverGrayling 1936[11]1939[7][8] Replaced by M-72
M-209 0.5430.874 M-109 at Glen HavenCoast Guard Life Saving Station at Glen Haven c.1920[130]1996[131] Formerly the shortest trunkline in Michigan
M-210 1.9283.103 M-21 near PewamoM-21 near Pewamo 1933[16][17]1939[7][8] Former route of M-21
M-211 5.1478.283 M-68 in OnawayOnaway State Park 1934[63][112]current
M-212 0.7321.178 Aloha State ParkM-33 near Aloha 1937[123]current Shortest signed trunkline in Michigan
M-213 MuskegonBrunswick 1960 Now part of B-35
M-213 Muskegon State ParkMuskegon 1960[36]1970[61][98]
M-214 M-79 in NashvilleM-66 in Nashville 1934[63][112]1953[132][133]
M-215 0.8961.442 US 12 in LawrenceLawrence village limits 19361956[134] Previously ran northward to terminate at M-43 in Bangor[134]
M-216 9.37915.094 M-40 in MarcellusUS 131 near Moorepark 1935[110]current
M-217 1.6532.660 CR 17 at the Indiana state lineUS 12 near Union 2002[128]current Michiana Parkway
M-218 18.10829.142 I-96 in WixomBus. US 10 in Pontiac c.1936[11]1963[57][65]
M-219 Manistique 19351966 Spur to the Ann Arbor Railroad ferry docks
M-221 2.5454.096 M-28 near BrimleyLakeshore Drive in Brimley 1945[46][135]current
M-222 10.24716.491 M-40/M-89 in AlleganUS 131 near Martin 1998[92][93]current Replaced M-118
M-227 6.83410.998 I-69 near MarshallBL I-94 in Marshall 1998[121]current Once was part of US 27
M-231 7.00211.269 M-45 near RobinsonI-96 and M-104 near Nunica 2015[136]current Scaled-down bypass route for US 31[137]
M-239 1.1361.828 SR 39 at Indiana state lineI-94 near New Buffalo 1963[57][65]current
M-247 3.0364.886 M-13 in Bay CityBay City State Park 1961[36]current
M-275 NoviClarkston 1975[138]1985 Proposed northern extension of I-275 that was cancelled before being built[138][139]
M-294 1.5352.470 I-94 near Battle CreekM-96 near Battle Creek 1998[121]current
M-311 13.60021.887 M-60 in BurlingtonI-94 & M-96 near Battle Creek 1998[121]current
M-331 3.3635.412 KalamazooPortage city lineBL I-94/Bus. US 131/M-43 in Kalamazoo 1998[121]current Unsigned trunkline; once was part of US 131
M-553 19.61831.572 M-35 near GwinnUS 41/M-28 in Marquette 1998[121]current Formerly CR 553
M-554 0.8521.371 M-553 in MarquetteDivision Street in Marquette 1998[121]2005[140] Never signed, returned to local control
  •       Former

Special routes

Number Length (mi)[1] Length (km) Southern or western terminus Northern or eastern terminus Formed Removed Notes

Conn. M‑13
2.4143.885 I-75/US 23 in Monitor TownshipM-13 in Monitor Township 1967[141]current Freeway near Bay City and Kawkawlin

Bus. M‑17
6.27510.099 US 23/M-17 in Pittsfield TownshipUS 112 & M-17 in Ypsilanti Township c.1945[46]1956[142] Replaced by M-17

Byp. M‑21
12.00519.320 Byp. US 16 & M-21 in GrandvilleByp. US 131 & M-21 in Grand Rapids Township 1945[143]1953[144]

Bus. M‑21
6.74910.861 I-196/M-21 in GrandvilleI-196/M-21 in Grand Rapids 1953[144]1974[145] Replaced by BS I-196

Bus. M‑24
6.75410.870 US 10/M-24 in Bloomfield TownshipM-24 in Pontiac Township 1940[79][146]1963[147] Served Pontiac; replaced by BL I-75

Bus. M‑28
9.01014.500 M-28 in Pentland TownshipM-28 in Pentland Township 1936[148]1953[149] Served Newberry; partially returned to local control, remainder is part of M-117

Bus. M‑28
4.8737.842 US 41/M-28 in IshpemingUS 41/M-28 in Negaunee 1958[150]current Part of US 41/M-28 bypassed in the 1930s

Bus. M‑28
2.3433.771 US 41/M-28 in MarquetteUS 41/M-28 in Marquette 1975[151]1982[152] Short-lived secondary designation for Bus. US 41; returned to local control in 2005

Bus. M‑32
0.7381.188 Old M-32 and Hillman Road in HillmanHillman Road in Hillman c.1927[25]current Business spur; also called Spur M-32

Bus. M‑43
2.4233.899 M-43 in Oneida TownshipM-43 and M-100 in Grand Ledge 1959[153]1968[154]

Conn. M‑44
4.1966.753 I-96/M-37 in Grand RapidsM-44 in Plainfield Township 1969[155]current Previously part of US 131 on Plainfield Avenue

Bus. M‑50
11.08417.838 M-50 in WalkerI-96/M-50 in Grand Rapids Township 1953[144]1961[156] Replaced by M-50

Bus. M‑54
14.76723.765 M-54 in Grand Blanc TownshipM-54 in Mount Morris Township 1962[157]1974[158] Saginaw Street; returned to local Control

Bus. M‑55
2.8984.664 US 27 & M-55 in Houghton Lake HeightsM-55 in Houghton Lake Heights c.1950[159]1961[160]

Alt. M‑60
1.6712.689 M-60 in Concord TownshipM-60 in Concord 1933[16][17]1934[56][63]

Bus. M‑60
2.5544.110 M-51 in NilesM-60 in Howard Township c.1957[161]current Business spur

Bus. M‑76
4.3186.949 M-76 in Horton TownshipM-55/M-76 in Ogemaw Township 1971[162]1973[163] Replaced by BL I-75 in West Branch

Truck M‑78
1.5292.461 US 27/M-78 in LansingUS 27/M-78 in Lansing c.1936[164]1950[165]

Bus. M‑78
9.78215.743 I-96 & US 27/M-78 in Windsor TownshipI-496/US 127 & M-78 in Lansing Township 1963[166]1970[167] Served Lansing

Spur M‑130
1.1381.831 Muehleisen Road in Raisinville TownshipM-130 in Raisinville Township 1938[168]c.1955[169]
  •       Former

Connectors

Most of the following connectors are unsigned,[170] but they were inventoried publicly as part of the 6th edition of the Michigan Geographic Framework in 2006.[171] Up through the 7th edition, MDOT used a different numbering system,[172] which was changed in May 2008 with the publication of the 8th edition.[173] The years below note when each connector was established as an individual component of the highway system.

Number[174] Length (mi) Length (km) Southern or western terminus Northern or eastern terminus Formed Removed Notes
Connector 3 0.7241.165 I-75 & I-375 in DetroitM-3 in Detroit 1968[175]current Part of the Fisher Freeway without a posted highway number; previously Connector 8[172]
Connector 5 0.8361.345 M-5 in Farmington HillsI-696 in Farmington Hills 1964[176]current Connector ramp between I-696 and M-5 in the I-96/I-275/I-696/M-5 interchange
Connector 13 2.4143.885 I-75/US 23 in Monitor TownshipM-13 in Monitor Township 1967[141]current Signed as Conn. M-13; previously Connector 14[172]
Connector 24 2.3793.829 US 24 in Brownstown TownshipI-75 in Brownstown Township 1973[177]current Labeled "I-75 connector" on state maps; previously part of US 25 and later Connector 4[172]
Connector 25 0.2650.426 BL I-69/BL I-94 in Port HuronM-25 in Port Huron 1973[178]current Labeled "I-94 connector" on state maps; previously part of US 25[178] and later Connector 13[172]
Connector 30 0.6291.012 I-94 in RosevilleM-3 in Roseville 1963[179]current Previously Connector 10[172]
Connector 34 0.3660.589 M-34 in AdrianUS 223 in Adrian 2003[180]current Industrial Drive
Connector 44 4.1856.735 I-96/M-37 in Plainfield TownshipM-44 in Plainfield Township 1969[155]current Signed as Conn. M-44
Connector 58 0.5570.896 M-58 in SaginawI-675 in Saginaw 1971[181]current Part of Hill Street and Michigan Avenue
Connector 69 0.9351.505 Lapeer Road in Port Huron TownshipI-94/I-69 in Port Huron Township 1966[182]current Labeled as "Lapeer Connector" on maps; replaced M-146;[182] previously Connector 9[172]
Connector 75 2.9924.815 I-75 in Erie TownshipM-125 in Erie Township 1956[183]current Replaced part of US 24A;[183] previously Connector 2[172]
Connector 85 0.2190.352 M-85 in DetroitI-75 on the Detroit–Melvindale city line 1956[184]current Schaefer Highway
Connector 96 2.3653.806 I-96 in Watertown TownshipI-69 in Watertown Township 1984[185]current Connector in the I-96/I-69 interchange
Connector 102 0.2010.323 M-10 in DetroitM-102 on the Detroit–Southfield city line 1963[186]current Part of Greenfield Road; previously Connector 23[172]
Connector 104 0.3260.525 M-104 in FerrysburgUS 31 in Ferrysburg 1961[187]current
Connector 125 0.5720.921 US 24 in Erie TownshipM-125 in Erie Township 1965[188]current Luna Pier Road, replaced part of M-151;[188] previously Connector 1[172]
Connector 240 1.5892.557 I-75 in TaylorUS 24 in Taylor 1963[186]current Previously Connector 4[172]
Connector 496 2.3983.859 I-496 & M-99 in LansingI-496 & BL I-96 in Lansing 1989[189]current Signed as the Capitol Loop; previously Connector 81[172]
Connector 850 0.1270.204 M-85 in DetroitI-75 in Detroit 1973[177]current Replaced part of US 25; previously Connector 7[172]

See also

References

Footnotes

  1. 1 2 3 4 5 Michigan Department of Transportation & Michigan Center for Shared Solutions and Technology Partnerships (2009). MDOT Physical Reference Finder Application (Map). Michigan Department of Transportation. Retrieved August 13, 2013.
  2. Michigan Legislature (1915) [enacted May 13, 1913]. "Chapter 91: State Reward Trunk Line Highways". In Shields, Edmund C.; Black, Cyrenius P.; Broomfield, Archibald. The Compiled Laws of the State of Michigan, Volume I. Lansing, MI: Wynkoop, Hallenbeck, Crawford. pp. 1868–72. OCLC 44724558. Retrieved January 24, 2012.
  3. MSHD (1919), UP and LP sheets.
  4. Baulch, Vivian M. (June 13, 1999). "Woodward Avenue, Detroit's Grand Old 'Main Street'". The Detroit News. ISSN 1055-2715. OCLC 137348716. Archived from the original on August 21, 2012. Retrieved June 6, 2012.
  5. 1 2 3 Michigan State Highway Department & Rand McNally (May 15, 1937). Official Michigan Highway Map (Map) (Summer ed.). Scale not given. Lansing: Michigan State Highway Department. Detroit & Vicinity inset. OCLC 12701143.
  6. 1 2 Michigan State Highway Department & Rand McNally (December 1, 1937). Official Michigan Highway Map (Map) (Winter ed.). Scale not given. Lansing: Michigan State Highway Department. Detroit & Vicinity inset. OCLC 12701143.
  7. 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 Michigan State Highway Department & Rand McNally (April 15, 1939). Official Michigan Highway Map (Map) (Summer ed.). Scale not given. Lansing: Michigan State Highway Department. Detroit & Vicinity inset. OCLC 12701143.
  8. 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 Michigan State Highway Department & Rand McNally (December 1, 1939). Official Michigan Highway Map (Map) (Winter ed.). Scale not given. Lansing: Michigan State Highway Department. Detroit & Vicinity inset. OCLC 12701143.
  9. 1 2 3 4 Michigan Department of State Highways (1973). Michigan, Great Lake State: Official Highway Map (Map). c. 1:158,400. Lansing: Michigan Department of State Highways. Detroit and Vicinity inset. §§ E8–A11. OCLC 12701120, 81679137.
  10. 1 2 3 4 Michigan Department of State Highways and Transportation (1974). Michigan, Great Lake State: Official Transportation Map (Map). c. 1:158,400. Lansing: Michigan Department of State Highways and Transportation. Detroit and Vicinity inset. §§ E8–A11. OCLC 12701177, 83138602.
  11. 1 2 3 4 5 6 7 8 Michigan State Highway Department & Rand McNally (June 1, 1936). Official Michigan Highway Map (Map). [c. 1:850,000]. Lansing: Michigan State Highway Department. §§ D10–D11. OCLC 12701143.
  12. 1 2 3 Michigan Department of State Highways and Transportation (1979). Michigan, Great Lake State: Official Transportation Map (Map) (1978–79 ed.). c. 1:158,400. Lansing: Michigan Department of State Highways and Transportation. Detroit and Vicinity inset. §§ C5–C6. OCLC 12701177.
  13. 1 2 3 Michigan Department of Transportation (1980). Michigan, Great Lake State: Official Transportation Map (Map) (1980–81 ed.). c. 1:158,400. Lansing: Michigan Department of Transportation. Detroit and Vicinity inset. §§ C2–C3. OCLC 12701177, 606211521.
  14. 1 2 Michigan Department of Transportation (1986). Yes Michigan: Official Transportation Map (Map). c. 1:158,400. Lansing: Michigan Department of Transportation. Detroit and Vicinity inset. §§ C5–E8. OCLC 12701177.
  15. 1 2 Michigan Department of Transportation (1987). Yes Michigan: Official Transportation Map (Map). c. 1:158,400. Lansing: Michigan Department of Transportation. Detroit and Vicinity inset. §§ C5–E8. OCLC 12701177.
  16. 1 2 3 4 5 6 7 8 9 10 11 Michigan State Highway Department & Rand McNally (May 1, 1933). Official Michigan Highway Map (Map). [c. 1:840,000]. Lansing: Michigan State Highway Department. OCLC 12701053.
  17. 1 2 3 4 5 6 7 8 9 Michigan State Highway Department & Rand McNally (September 1, 1933). Official Michigan Highway Map (Map). [c. 1:840,000]. Lansing: Michigan State Highway Department. OCLC 12701053.
  18. Michigan Department of State Highways and Transportation (1977). Michigan, Great Lake State: Official Transportation Map (Map) (1976–77 ed.). c. 1:158,400. Lansing: Michigan Department of State Highways and Transportation. Detroit and Vicinity inset. §§ D5–E9. OCLC 12701177.
  19. Michigan Department of State Highways and Transportation (1978). Michigan, Great Lake State: Official Transportation Map (Map) (1978–79 ed.). c. 1:158,400. Lansing: Michigan Department of State Highways and Transportation. Detroit and Vicinity inset. §§ D5–E9. OCLC 12701177.
  20. 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 MSHD (1926).
  21. 1 2 Michigan State Highway Department & Rand McNally (December 1, 1938). Official Michigan Highway Map (Map) (Winter ed.). [c. 1:850,000]. Lansing: Michigan State Highway Department. OCLC 12701143.
  22. "I-94–I-75 Link To Open". Argus-Press. Owosso, MI. Associated Press. January 3, 1979. p. 16. OCLC 36134862. Retrieved January 7, 2011.
  23. Auto Club of Michigan (September 1976). Detroit Northern Suburbs and Oakland County (Map) (Fall 1976–77 ed.). c. 1:44,352. Falls Church, VA: American Automobile Association. § P12. OCLC 49819797.
  24. "South Beltline Opens". Grand Rapids, MI: WZZM-TV. November 21, 2001. Archived from the original on January 8, 2011. Retrieved January 8, 2011.
  25. 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 Michigan State Highway Department (December 1, 1927). Official Highway Service Map (Map). [c. 1:810,000]. Lansing: Michigan State Highway Department. OCLC 12701195, 79754957.
  26. 1 2 3 4 5 Michigan State Highway Department & Rand McNally (April 15, 1940). Official Michigan Highway Map (Map) (Spring ed.). [c. 1:850,000]. Lansing: Michigan State Highway Department. §§ N9–N10. OCLC 12701143.
  27. 1 2 3 4 Barnett, LeRoy (2004). A Drive Down Memory Lane: The Named State and Federal Highways of Michigan. Allegan Forest, MI: Priscilla Press. p. 66. ISBN 1-886167-24-9.
  28. 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 Michigan State Highway Department (May 1, 1929). Official Highway Service Map (Map). [c. 1:810,000]. Lansing: Michigan State Highway Department. OCLC 12701195, 79754957.
  29. 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 Michigan State Highway Department & H.M. Gousha (January 1, 1930). Official Highway Service Map (Map). [c. 1:810,000]. Lansing: Michigan State Highway Department. OCLC 12701195, 79754957.
  30. 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 Michigan State Highway Department (July 1, 1919). State of Michigan (Map). Scale not given. Lansing: Michigan State Highway Department. Lower Peninsula sheet. OCLC 15607244.
  31. 1 2 3 4 5 6 7 8 9 10 11 12 13 14 Bureau of Public Roads & American Association of State Highway Officials (November 11, 1926). United States System of Highways Adopted for Uniform Marking by the American Association of State Highway Officials (Map). 1:7,000,000. Washington, DC: United States Geological Survey. OCLC 32889555. Retrieved November 7, 2013 via University of North Texas Libraries.
  32. 1 2 Michigan State Highway Department & Rand McNally (March 21, 1941). Official Michigan Highway Map (Map) (Spring ed.). [c. 1:850,000]. Lansing: Michigan State Highway Department. § K12. OCLC 12701143.
  33. 1 2 Michigan State Highway Department & Rand McNally (July 1, 1941). Official Michigan Highway Map (Map) (Summer ed.). [c. 1:850,000]. Lansing: Michigan State Highway Department. § K12. OCLC 12701143.
  34. Michigan State Highway Department (April 15, 1954). Official Highway Map (Map). [c. 1:918,720]. Lansing: Michigan State Highway Department. § M12. OCLC 12701120.
  35. Michigan State Highway Department (October 1, 1954). Official Highway Map (Map). [c. 1:918,720]. Lansing: Michigan State Highway Department. § M12. OCLC 12701120.
  36. 1 2 3 4 5 6 7 8 9 10 11 12 13 14 Michigan State Highway Department (1961). Official Highway Map (Map). Scale not given. Lansing: Michigan State Highway Department. Grand Rapids inset. OCLC 12701120, 51857665. (Includes all changes through July 1, 1961)
  37. 1 2 3 4 5 6 7 Michigan State Highway Department (1962). Official Highway Map (Map). Scale not given. Lansing: Michigan State Highway Department. Grand Rapids inset. OCLC 12701120, 173191490.
  38. 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 Michigan State Highway Department (July 1, 1919). State of Michigan (Map). Scale not given. Lansing: Michigan State Highway Department. Upper Peninsula sheet. OCLC 15607244.
  39. 1 2 3 4 5 6 Michigan State Highway Department & Rand McNally (October 1, 1932). Official Michigan Highway Map (Map). [c. 1:840,000]. Lansing: Michigan State Highway Department. OCLC 12701053.
  40. "Michigan May Do Well Following Wisconsin's Road Marking System". The Grand Rapids Press. September 20, 1919. p. 10.
  41. Ohio Department of Highways (1930). Map of Ohio Showing State Highway System (MrSID) (Map). Columbus: Ohio Department of Highways. Retrieved December 31, 2010.
  42. Ohio Department of Highways (1931). Map of Ohio Showing State Highway System (MrSID) (Map). Columbus: Ohio Department of Highways. §§ E4–B14. Retrieved December 31, 2010.
  43. 1 2 3 4 5 6 7 8 9 10 11 12 Michigan State Highway Department & H.M. Gousha (July 1, 1930). Official Highway Service Map (Map). [c. 1:810,000]. Lansing: Michigan State Highway Department. OCLC 12701195, 79754957.
  44. 1 2 3 4 5 6 7 8 9 10 11 12 Michigan State Highway Department & H.M. Gousha (November 1, 1930). Official Highway Service Map (Map). [c. 1:810,000]. Lansing: Michigan State Highway Department. OCLC 12701195, 79754957.
  45. 1 2 3 Michigan State Highway Department & Rand McNally (June 1, 1942). Official Michigan Highway Map (Map) (Summer ed.). [c. 1:850,000]. Lansing: Michigan State Highway Department. §§ J10–M10. OCLC 12701143.
  46. 1 2 3 4 Michigan State Highway Department (October 1, 1945). Official Highway Map of Michigan (Map). [c. 1:918,720]. Lansing: Michigan State Highway Department. §§ J10–M10. OCLC 554645076.
  47. 1 2 3 4 Michigan State Highway Department (April 15, 1956). Official Highway Map (Map). [c. 1:918,720]. Lansing: Michigan State Highway Department. §§ M12–M14. OCLC 12701120.
  48. 1 2 3 4 Michigan State Highway Department (October 1, 1956). Official Highway Map (Map). [c. 1:918,720]. Lansing: Michigan State Highway Department. §§ M12–14. OCLC 12701120.
  49. Michigan State Highway Department (July 1, 1948). Official Highway Map (Map). [c. 1:918,720]. Lansing: Michigan State Highway Department. §§ K12–K13. OCLC 12701120.
  50. Michigan State Highway Department (July 1, 1949). Michigan Official Highway Map (Map). [c. 1:918,720]. Lansing: Michigan State Highway Department. §§ K12–K13. OCLC 12701120.
  51. Michigan Department of State Highways (1968). Official Highway Map (Map). [c. 1:918,720]. Lansing: Michigan Department of State Highways. § B3. OCLC 12701120.
  52. 1 2 Michigan Department of State Highways & H.M. Gousha (1969). Michigan, Great Lake State: Official Highway Map (Map). c. 1:918,720. Lansing: Michigan Department of State Highways. § B3. OCLC 12701120.
  53. 1 2 Michigan State Highway Department & Rand McNally (May 1, 1938). Official Michigan Highway Map (Map) (Spring ed.). [c. 1:850,000]. Lansing: Michigan State Highway Department. § L10. OCLC 12701143.
  54. 1 2 3 4 5 6 7 Michigan State Highway Department (1958). Official Highway Map (Map). Scale not given. Lansing: Michigan State Highway Department. Detroit Metropolitan Area inset. §§ E6–F6. OCLC 12701120, 51856742. (Includes all changes through July 1, 1958)
  55. 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 Michigan State Highway Department (1960). Official Highway Map (Map). Scale not given. Lansing: Michigan State Highway Department. Detroit Metropolitan Area inset. §§ E6–F6. OCLC 12701120, 81552576. (Includes all changes through July 1, 1960)
  56. 1 2 3 4 Michigan State Highway Department & Rand McNally (July 1, 1934). Official Michigan Highway Map (Map). [c. 1:850,000]. Lansing: Michigan State Highway Department. OCLC 12701143.
  57. 1 2 3 Michigan State Highway Department (1964). Official Highway Map (Map). [c. 1:918,720]. Lansing: Michigan State Highway Department. §§ K8–K9. OCLC 12701120, 81213707.
  58. 1 2 Michigan State Highway Department (1965). Official Highway Map (Map). [c. 1:918,720]. Lansing: Michigan State Highway Department. §§ K8–K9. OCLC 12701120.
  59. 1 2 3 4 5 6 Michigan State Highway Department (November 1, 1926). Official Highway Condition Map (Map). [c. 1:823,680]. Lansing: Michigan State Highway Department.
  60. 1 2 Michigan Department of State Highways (1966). Official Highway Map (Map). [c. 1:918,720]. Lansing: Michigan Department of State Highways. §§ I14–J14. OCLC 12701120.
  61. 1 2 3 4 5 Michigan Department of State Highways (1971). Michigan, Great Lake State: Official Highway Map (Map). c. 1:918,720. Lansing: Michigan Department of State Highways. §§ M8–N8. OCLC 12701120, 77960415.
  62. 1 2 3 4 Michigan Department of State Highways (1972). Michigan, Great Lake State: Official Highway Map (Map). c. 1:918,720. Lansing: Michigan Department of State Highways. §§ M8–N8. OCLC 12701120.
  63. 1 2 3 4 5 6 Michigan State Highway Department & Rand McNally (September 1, 1934). Official Michigan Highway Map (Map). [c. 1:850,000]. Lansing: Michigan State Highway Department. OCLC 12701143.
  64. "US 2 Business Route Through Ironwood". The Bessemer Herald. August 14, 1942. Retrieved November 9, 2015 via Newspapers.com.
  65. 1 2 3 4 5 Michigan State Highway Department (1963). Official Highway Map (Map). [c. 1:918,720]. Lansing: Michigan State Highway Department. §§ K12–L12. OCLC 12701120.
  66. 1 2 Michigan State Highway Department (April 15, 1957). Official Highway Map (Map). [c. 1:918,720]. Lansing: Michigan State Highway Department. §§ M13–N13. OCLC 12701120.
  67. 1 2 3 Michigan State Highway Department (October 1, 1957). Official Highway Map (Map). [c. 1:918,720]. Lansing: Michigan State Highway Department. §§ M13–N13. OCLC 12701120, 367386492.
  68. Michigan Department of Transportation (1984). Say Yes to Michigan!: Official Transportation Map (Map). c. 1:918,720. Lansing: Michigan Department of Transportation. §§ K12–K14. OCLC 12701177.
  69. Michigan Department of Transportation (1985). Yes Michigan: Official Transportation Map (Map). c. 1:918,720. Lansing: Michigan Department of Transportation. §§ K12–K14. OCLC 12701177.
  70. Michigan State Highway Department (May 15, 1926). Official Highway Condition Map (Map). [c. 1:823,680]. Lansing: Michigan State Highway Department. OCLC 65182204.
  71. 1 2 3 4 5 Michigan State Highway Department (May 1, 1928). Official Highway Service Map (Map). [c. 1:810,000]. Lansing: Michigan State Highway Department. OCLC 12701195, 79754957.
  72. 1 2 3 4 5 6 Michigan State Highway Department (October 1, 1928). Official Highway Service Map (Map). [c. 1:810,000]. Lansing: Michigan State Highway Department. OCLC 12701195, 79754957.
  73. 1 2 3 Michigan State Highway Department (May 15, 1924). Official Highway Condition Map (Map). [c. 1:823,680]. Lansing: Michigan State Highway Department.
  74. Michigan Department of Transportation (1993). Michigan Department of Transportation Map (Map). c. 1:918,720. Lansing: Michigan Department of Transportation. § C11. OCLC 42778335, 52515351.
  75. Michigan Department of Transportation (1995). Michigan Department of Transportation Map (Map). c. 1:918,720. Lansing: Michigan Department of Transportation. § C11. OCLC 42778335, 32885070.
  76. Rand McNally (1921). "Southern Peninsula of Michigan, Northern Indiana, Northwestern Ohio" (Map). Auto Trail Map. Scale not given. Chicago: Rand McNally.
  77. 1 2 3 Michigan State Highway Department (September 15, 1925). Official Highway Condition Map (Map). [c. 1:823,680]. Lansing: Michigan State Highway Department.
  78. 1 2 3 4 Michigan State Highway Department & Rand McNally (July 15, 1940). Official Michigan Highway Map (Map) (Summer ed.). [c. 1:850,000]. Lansing: Michigan State Highway Department. §§ E11–E12. OCLC 12701143.
  79. 1 2 3 4 5 6 Michigan State Highway Department & Rand McNally (December 1, 1940). Official Michigan Highway Map (Map) (Winter ed.). [c. 1:850,000]. Lansing: Michigan State Highway Department. §§ E11–E12. OCLC 12701143.
  80. 1 2 Michigan State Highway Department & Rand McNally (July 1, 1933). Official Michigan Highway Map (Map). [c. 1:840,000]. Lansing: Michigan State Highway Department. OCLC 12701053.
  81. 1 2 Michigan State Highway Department & Rand McNally (July 1, 1934). Official Michigan Highway Map (Map). [c. 1:850,000]. Lansing: Michigan State Highway Department. OCLC 12701143.
  82. 1 2 3 4 5 6 7 8 Michigan State Highway Department & Rand McNally (May 15, 1931). Official Highway Service Map (Map). [c. 1:840,000]. Lansing: Michigan State Highway Department. OCLC 12701053.
  83. 1 2 3 4 5 6 7 8 9 10 Michigan State Highway Department & Rand McNally (October 1, 1931). Official Highway Service Map (Map). [c. 1:840,000]. Lansing: Michigan State Highway Department. OCLC 12701053.
  84. Michigan State Highway Department (July 15, 1925). Official Highway Condition Map (Map). [c. 1:823,680]. Lansing: Michigan State Highway Department.
  85. Lake, James (June 19, 2008). "MDOT Transfers M-107 Jurisdiction to Ontonagon County Road Commission" (Press release). Michigan Department of Transportation. Retrieved June 19, 2008.
  86. Staff (December 9, 2010). "Contract Numbers 2011-0033 and 2011-0033". Michigan Department of Transportation. Retrieved December 13, 2010. (registration required (help)).
  87. 1 2 Michigan Department of Transportation (2003). Michigan: Official Department of Transportation Map (Map) (2003–04 ed.). c. 1:918,720. Lansing: Michigan Department of Transportation. § H8. OCLC 42778335.
  88. 1 2 Michigan Department of Transportation (2004). Michigan: Official Department of Transportation Map (Map) (2003–04 ed.). c. 1:975,000. Lansing: Michigan Department of Transportation. § H8. OCLC 42778335, 53197160.
  89. "Aging Willow Run Expressway Has Served Michigan Well". The Ann Arbor News. July 15, 1972. p. 12. OCLC 9497417.
  90. Michigan State Highway Department (November 1, 1927). Official Highway Service Map (Map). [c. 1:810,000]. Lansing: Michigan State Highway Department. OCLC 12701195, 79754957.
  91. 1 2 Michigan State Highway Department & Rand McNally (December 1, 1941). Official Michigan Highway Map (Map) (Winter ed.). [c. 1:850,000]. Lansing: Michigan State Highway Department. §§ C19–D10. OCLC 12701143.
  92. 1 2 Michigan Department of Transportation (1988). Yes Michigan: Department of Transportation Map (Map). c. 1:918,720. Lansing: Michigan Department of Transportation. §§ M8–M9. OCLC 42778335.
  93. 1 2 Michigan Department of Transportation (1989). Celebrate the Great Lakes, Yes Michigan: Michigan Department of Transportation Map (Map). c. 1:918,720. Lansing: Michigan Department of Transportation. §§ M8–M9. OCLC 42778335.
  94. Michigan State Highway Department & H.M. Gousha (January 1, 1930). Official Highway Service Map (Map). Scale not given. Lansing: Michigan State Highway Department. Lansing inset. OCLC 12701195, 79754957.
  95. Michigan State Highway Department & H.M. Gousha (July 1, 1930). Official Highway Service Map (Map). Scale not given. Lansing: Michigan State Highway Department. Lansing inset. OCLC 12701195, 79754957.
  96. Michigan State Highway Department & Rand McNally (December 1, 1938). Official Michigan Highway Map (Map) (Winter ed.). Scale not given. Lansing: Michigan State Highway Department. Lansing inset. OCLC 12701143.
  97. Michigan State Highway Department & Rand McNally (April 15, 1939). Official Michigan Highway Map (Map) (Summer ed.). Scale not given. Lansing: Michigan State Highway Department. Lansing inset. OCLC 12701143.
  98. 1 2 Michigan Department of State Highways (1970). Michigan, Great Lake State: Official Highway Map (Map). c. 1:918,720. Lansing: Michigan Department of State Highways. §§ J8–K8. OCLC 12701120.
  99. 1 2 Michigan State Highway Department & Rand McNally (May 15, 1935). Official Michigan Highway Map (Map). [c. 1:850,000]. Lansing: Michigan State Highway Department. OCLC 12701143.
  100. 1 2 Michigan State Highway Department & Rand McNally (June 1, 1936). Official Michigan Highway Map (Map). [c. 1:850,000]. Lansing: Michigan State Highway Department. OCLC 12701143.
  101. Grand Region (2007). "Grand Region Five-Year Transportation Program 2008–2012" (PDF). Grand Rapids: Michigan Department of Transportation. Retrieved December 7, 2007.
  102. 1 2 3 4 Michigan State Highway Department & Rand McNally (July 1, 1931). Official Highway Service Map (Map). [c. 1:840,000]. Lansing: Michigan State Highway Department. § E11. OCLC 12701053.
  103. 1 2 3 Michigan State Highway Department & Rand McNally (December 15, 1936). Official Michigan Highway Map (Map) (Winter ed.). [c. 1:850,000]. Lansing: Michigan State Highway Department. § D7. OCLC 12701143, 317396365.
  104. Michigan State Highway Department (October 1, 1955). Official Highway Map (Map). [c. 1:918,720]. Lansing: Michigan State Highway Department. § K13. OCLC 12701120.
  105. 1 2 Michigan State Highway Department & Rand McNally (April 1, 1932). Official Michigan Highway Map (Map). [c. 1:840,000]. Lansing: Michigan State Highway Department. OCLC 12701053.
  106. Michigan Department of State Highways (1967). Michigan Water-Winter Wonderland: Official Highway Map (Map). [c. 1:918,720]. Lansing: Michigan Department of State Highways. §§ K13–K13. OCLC 12701120.
  107. 1 2 3 4 5 Michigan State Highway Department & Rand McNally (December 1, 1935). Official Michigan Highway Map (Map). [c. 1:850,000]. Lansing: Michigan State Highway Department. § M11. OCLC 12701143.
  108. Michigan Department of Transportation (1991). Celebrate the Great Lakes, Yes Michigan: Michigan Department of Transportation Map (Map). c. 1:918,720. Lansing: Michigan Department of Transportation. § M11. OCLC 42778335.
  109. Michigan Department of Transportation (1992). Celebrate the Great Lakes, Yes Michigan: Michigan Department of Transportation Map (Map). c. 1:918,720. Lansing: Michigan Department of Transportation. § M11. OCLC 42778335, 318947496.
  110. 1 2 Michigan State Highway Department & Rand McNally (May 15, 1935). Official Michigan Highway Map (Map). [c. 1:850,000]. Lansing: Michigan State Highway Department. OCLC 12701143.
  111. Special Committee on U.S. Route Numbering (June 20, 1977). "Route Numbering Committee Agenda" (PDF) (Report). Lake of the Ozarks, MO: American Association of State Highway and Transportation Officials. p. 2. Retrieved August 2, 2014 via Wikimedia Commons.
  112. 1 2 3 Michigan State Highway Department & Rand McNally (May 1, 1934). Official Michigan Highway Map (Map). [c. 1:850,000]. Lansing: Michigan State Highway Department. OCLC 12701143.
  113. Michigan State Highway Department & Rand McNally (June 1, 1936). Official Michigan Highway Map (Map). [c. 1:850,000]. Lansing: Michigan State Highway Department. § J13. OCLC 12701143.
  114. Michigan State Highway Department & Rand McNally (December 1, 1938). Official Michigan Highway Map (Map) (Winter ed.). [c. 1:850,000]. Lansing: Michigan State Highway Department. § J13. OCLC 12701143.
  115. Michigan State Highway Department & Rand McNally (April 15, 1939). Official Michigan Highway Map (Map) (Summer ed.). [c. 1:850,000]. Lansing: Michigan State Highway Department. § J13. OCLC 12701143.
  116. 1 2 3 Michigan State Highway Department & Rand McNally (June 1, 1936). Official Michigan Highway Map (Map). [c. 1:850,000]. Lansing: Michigan State Highway Department. OCLC 12701143.
  117. Michigan State Highway Department & Rand McNally (December 1, 1938). Official Michigan Highway Map (Map) (Winter ed.). [c. 1:850,000]. Lansing: Michigan State Highway Department. §§ K11, L9. OCLC 12701143.
  118. 1 2 Michigan State Highway Department & Rand McNally (April 15, 1939). Official Michigan Highway Map (Map) (Summer ed.). [c. 1:850,000]. Lansing: Michigan State Highway Department. §§ K11, L9, L10. OCLC 12701143.
  119. Michigan State Highway Department & Rand McNally (December 1, 1939). Official Michigan Highway Map (Map) (Winter ed.). [c. 1:850,000]. Lansing: Michigan State Highway Department. § L10. OCLC 12701143.
  120. Michigan Department of Transportation (April 24, 2012). "Contract Number 2012-0366". Michigan Department of Transportation. Retrieved May 7, 2012. (registration required)
  121. 1 2 3 4 5 6 7 8 Truscott, John (September 24, 1998). "MDOT Accepts Responsibility for 120 Miles of Local Roads" (Press release). Michigan Department of Transportation. Archived from the original on March 15, 2007. Retrieved August 26, 2008.
  122. Berres, Mike (September 19, 1985). "Fayette Road to Get Face Lift". Daily Press. Escanaba, MI.
  123. 1 2 Michigan Department of Transportation & V3 Consultants (February 13, 2001). "Mackinac County" (Map). Right-of-Way File Application. Scale not given. Lansing: Michigan Department of Transportation. Sheet 76.
  124. "State Turns Over Highways: Notice Received by County of Road Transfers". The Escanaba Daily Press. July 27, 1939. p. 7.
  125. Michigan State Highway Department (April 15, 1949). Michigan Official Highway Map (Map). [c. 1:918,720]. Lansing: Michigan State Highway Department. § F9. OCLC 12701120.
  126. Michigan State Highway Department & Rand McNally (July 1, 1933). Official Michigan Highway Map (Map). [c. 1:840,000]. Lansing: Michigan State Highway Department. OCLC 12701053.
  127. Michigan Department of Transportation (July 2005). "Leelanau County" (Map). Right-of-Way File Application. Scale not given. Lansing: Michigan Department of Transportation. Sheets 43-1 through 45A.
  128. 1 2 "Michiana Parkway Will Benefit Region". South Bend Tribune. October 6, 2002. OCLC 8793233. Retrieved April 29, 2009. (subscription required (help)).
  129. Michigan State Highway Department & Rand McNally (July 15, 1935). Official Michigan Highway Map (Map). [c. 1:850,000]. Lansing: Michigan State Highway Department. OCLC 12701143.
  130. Baird, Thomas (January 31, 2006). "Early Modern Highways in Leelanau". Leelanau Post. Archived from the original on July 4, 2008. Retrieved February 15, 2008.
  131. State Administrative Board. "State Administrative Board Resolutions, 1940-Present" (PDF). State of Michigan. Retrieved February 13, 2008.
  132. Michigan State Highway Department (April 15, 1953). Official Highway Map (Map). [c. 1:918,720]. Lansing: Michigan State Highway Department. OCLC 12701120.
  133. Michigan State Highway Department (October 1, 1953). Official Highway Map (Map). [c. 1:918,720]. Lansing: Michigan State Highway Department. OCLC 12701120.
  134. 1 2 "Lawrence Street Change" (Map). The News-Palladium. Benton Harbor, MI. May 3, 1956. § 2, p. 1. OCLC 10117334. Retrieved November 9, 2015 via Newspapers.com.
  135. Michigan State Highway Department (June 1, 1945). Official Highway Map of Michigan (Map). [c. 1:918,720]. Lansing: Michigan State Highway Department. § C11. OCLC 554645076.
  136. Lloyd, Eric D. (October 30, 2015). "Community Ready for M-231 Grand Opening". Walker, MI: WZZM-TV. Retrieved October 30, 2015.
  137. Reimink, Troy (September 19, 2012). "Long-Awaited Bridge Work Begins Yet This Year on M-231 Near Grand Haven". The Grand Rapids Press. Archived from the original on July 19, 2012. Retrieved July 19, 2012.
  138. 1 2 Michigan Department of State Highways (1975). Proposed M-275, Oakland County. Lansing: Michigan Department of State Highways.
  139. "North–South Corridor? As State Prioritizes Projects, Answer Needed on West Oakland Route". Spinal Column Newsweekly. West Bloomfield, MI. May 1, 1985.
  140. Garner, Dawn (November 9, 2005). "MDOT and City of Marquette Complete Jurisdictional Transfer" (Press release). Michigan Department of Transportation. Archived from the original on December 12, 2008. Retrieved July 31, 2008.
  141. 1 2 MDSH (1967), §§ I12–J12; MDSH (1968), §§ I12–J12.
  142. MSHD (1956a), § M12; MSHD (1956b), § M12.
  143. MSHD (1945), Grand Rapids inset.
  144. 1 2 3 MSHD (1953a), Grand Rapids inset; MSHD (1953b), Grand Rapids inset.
  145. MDSHT (1974), Grand Rapids inset; MDSHT (1975), Grand Rapids inset.
  146. MSHD (1940a), § L13; MSHD (1940b), § L13.Michigan State Highway Department & Rand McNally (July 15, 1940). Official Michigan Highway Map (Map) (Summer ed.). [c. 1:850,000]. Lansing: Michigan State Highway Department. §§ G10, L13. OCLC 12701143.
  147. MSHD (1963), § L13;MSHD (1964), § L13.
  148. MSHD (1935a), § C9; MSHD (1936a), § C9.
  149. MSHD (1953a), § C9; MSHD (1953b), § C9.
  150. MSHD (1958), § C5.
  151. MDSHT (1975), Marquette inset; MDSHT (1976), Marquette inset.
  152. MDOT (1982), Marquette inset; MDOT (1983), Marquette inset.
  153. "Open Bypass at Grand Ledge". The Grand Rapids Press. November 14, 1959. p. 13.
  154. MDSH (1968), § L10; MDSH (1969), § L10.
  155. 1 2 MDSH (1969), Grand Rapids inset; MDSH (1970), Grand Rapids inset.
  156. MSDH (1961), Grand Rapids inset; MSHD (1962), Grand Rapids inset.
  157. MSHD (1962), § K12; MSHD (1963), § K12.
  158. MDSHT (1974), § K12; MDSHT (1975), § K12.
  159. MSHD (1949), § H10; MSHD (1950a), § H10.
  160. MSHD (1961), § H10; MSHD (1962), § H10.
  161. MSDH (1956b), Niles inset; MSDH (1957a), Niles inset.
  162. MDSH (1971), § H11; MDSH (1972), § H11.
  163. MDSH (1973), § H11; MDSHT (1974), § H11.
  164. Michigan State Highway Department & Rand McNally (June 1, 1936). Official Michigan Highway Map (Map). Scale not given. Lansing: Michigan State Highway Department. Lansing inset. OCLC 12701143.
  165. MSHD (1950a), Lansing inset; MSHD (1950b), Lansing inset.
  166. MSDH (1963), § L10–L11; MSHD (1964), § L10–L11.
  167. MDSH (1970), Lansing inset; MDSH (1971), Lansing inset.
  168. MSHD (1938a), § K13; MSHD (1938b), § K13.
  169. MSHD (1955b), § K13; MSHD (1956a), § K13.
  170. Michigan Department of Transportation (2015). Truck Operator's Map (Map). Scale not given. Lansing: Michigan Department of Transportation. Full map.
  171. Michigan Department of Information Technology (August 1, 2006). "Appendix C: State Trunkline Connector Routes" (PDF). Michigan Geographic Framework (6th ed.). Michigan Department of Information Technology. Archived from the original (PDF) on March 10, 2007. Retrieved January 28, 2016.
  172. 1 2 3 4 5 6 7 8 9 10 11 12 13 Michigan Department of Information Technology (May 15, 2007). "Appendix C: State Trunkline Connector Routes". Michigan Geographic Framework (7th ed.). Michigan Department of Information Technology.
  173. Michigan Department of Information Technology (May 1, 2008). "Appendix C: State Trunkline Connector Routes" (PDF). Michigan Geographic Framework (8th ed.). Michigan Department of Information Technology. Archived from the original (PDF) on December 12, 2008. Retrieved October 15, 2008.
  174. Michigan Department of Information Technology (March 15, 2015). "Appendix C: State Trunkline Connector Routes". Michigan Geographic Framework (15th ed.). Michigan Department of Information Technology.
  175. MDSH (1968), Detroit and Vicinity inset, § E9; MDSH (1969), Detroit and Vicinity inset, § E9.
  176. Brown, Warren (February 4, 1990). "Home of the American Auto Finds Reuther Freeway a Mixed Blessing". The Washington Post. p. H2. ISSN 0740-5421. OCLC 9965758. Retrieved July 13, 2012 via ProQuest Archiver. (subscription required (help)).
  177. 1 2 MDSH (1973), Detroit and Vicinity inset, § H6–A12; MDSHT (1974), Detroit and Vicinity inset, § H6–A12.
  178. 1 2 MDSH (1973), Port Huron inset; MDSHT (1974), Port Huron inset.
  179. MSHD (1963), § L14; MSDH (1964), § L14.
  180. MDOT (2003b), Adrian inset; MDOT (2004b), Adrian inset.
  181. MDSH (1971), Saginaw inset; MDSH (1972), Saginaw inset.
  182. 1 2 MDSH (1966), § K13–K14; MDSH (1967), § K13–K13.
  183. 1 2 MSDH (1956a), § N13; MSDH (1956b), § N13.
  184. MSHD (1956a), § M13–M14; MSDH (1956b), § M13–M14.
  185. MDOT (1984), Lansing inset; MDOT (1985), Lansing inset.
  186. 1 2 MSHD (1963), Detroit Metropolitan Area inset, § B2, E2; MSHD (1964), Detroit Metropolitan Area inset, § B2, E2.
  187. Michigan Department of Transportation & JCK and Associates (October 22, 2001). Right-of-Way Maps for Ottawa County (Map). Scale not given. Lansing: Michigan Department of Transportation. Sheet 40.
  188. 1 2 MSDH (1965), § N13; MDSH (1966), § N13.
  189. Michigan Department of Transportation (August 29, 2007). "Ingham County" (PDF) (Map). Right-of-Way File Application. Scale not given. Lansing: Michigan Department of Transportation. Sheet 180. OCLC 12843916. Archived from the original on January 8, 2011. Retrieved October 15, 2008.

Works cited

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|sections= G10, L13
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