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List of longest state highways in the United States

October 15, 2023

In the United States, each state maintains its own system of state highways.[a] This is a list of the longest state highways in each state. As of 2007, the longest state highway in the nation is Montana Highway 200, which is 706.624 miles (1,137.201 km) long. The shortest of the longest state highways is District of Columbia Route 295, which is only 4.29 miles (6.90 km) long.

List of highways Edit

Longest state highways by state
State Highway mi km References
Alabama   State Route 3 386.449 621.929 [1]
Alaska   Route 1 545.92 878.57 [2]
Arizona   State Route 87 272.66 438.80 [3]
Arkansas   Highway 7 296.01 476.38 [4]
California   State Route 1 655.84 1,055.47 [5]
Colorado   State Highway 14 236.92 381.29 [6]
Connecticut   Route 15 83.53 134.43 [7]
Delaware   Route 1 103.02 165.79 [8]
District of Columbia   Route 295 4.29 6.90 [9][b]
Florida   State Road A1A 338.752 545.168 [10][failed verification][c]
Georgia   State Route 11 374 602 [11]
Hawaii   Route 11 122.3 196.8 [12]
Idaho   State Highway 75 170.666 274.660 [13]
Illinois   Route 1[disputed – discuss] 336 541 [14]
Indiana   State Road 37 229.4 369.2 [15]
Iowa   Highway 3 326.163 524.908 [16]
Kansas   K-4 367 591 [17]
Kentucky   Route 80 464.936 748.242 [18]
Louisiana   LA 1 431.587 694.572 [19]
Maine   State Route 11 401.2 645.7 [20]
Maryland   Route 2 79.24 127.52 [21]
Massachusetts   Route 28 151.93 244.51 [22]
Michigan   M-28 290.373 467.310 [23]
Minnesota   State Highway 1 345.954 556.759 [24]
Mississippi   Highway 15 344.305 554.105 [25]
Missouri   Route 5 355 571 [citation needed]
Montana   Highway 200 706.624 1,137.201 [26]
Nebraska   Highway 92 489.08 787.10 [27]
Nevada   State Route 318 110.775 178.275 [28]
New Hampshire   Route 16 149.75 241.00 [29]
New Jersey   Route 47 75.19 121.01 [30][d]
New Mexico   State Road 120 119.9 193.0 [31]
New York   State Route 17 396.84 638.65 [32]
North Carolina   Highway 24 284 457 [citation needed]
North Dakota   Highway 200 420 680 [citation needed]
Ohio   State Route 7 335.98 540.71 [33]
Oklahoma   State Highway 3 615.0 989.7 [34][e]
Oregon   Route 140[disputed – discuss] 237.01 381.43 [35]
Pennsylvania   Route 18 205 330 [36]
Rhode Island   Route 138 48.3 77.7 [37]
South Carolina   Highway 9 257 414 [38]
South Dakota   Highway 34 419.01 674.33 [citation needed]
Tennessee   State Route 1 538.8 867.1 [citation needed]
Texas   State Highway 16 541.8 871.9 [39]
Utah   State Route 24 160.243 257.886 [40]
Vermont   Route 100 216.55 348.50 [41]
Virginia   State Route 40 227.68 366.42 [42]
Washington   State Route 20 436.13 701.88 [43]
West Virginia   Route 20 262.1 421.8 [44]
Wisconsin   Highway 35 412.15 663.29 [45]
Wyoming   Highway 789 407.10 655.16 [46]

Notes Edit

  1. ^ Some states internally number the Interstate Highways and U.S. Highways within their state as state highways; these are not counted in the list.
  2. ^ DC-295 is the only non-national route in the district.
  3. ^ The multiple segments of FL A1A consist Florida's longest signed state highway, but FL 5 (the almost entirely unsigned designation for the US 1) is longer at 536.724 miles (863.774 km)
  4. ^ Route 47 is New Jersey's longest signed state highway, but Route 444 (the unsigned designation for the Garden State Parkway) is longer at 172.4 miles (277.5 km)
  5. ^ OK-3's length was computed using OK-3E, the older (and longer) of its two forks.

See also Edit

References Edit

  1. ^ Alabama Department of Transportation. (PDF) (Map). Montgomery: Alabama Department of Transportation. Archived from the original (PDF) on June 25, 2008. Retrieved August 12, 2009.
  2. ^ Alaska Department of Transportation and Public Facilities (April 25, 2006). "Central Region General Log" (PDF). Juneau: Alaska Department of Transportation and Public Facilities. Routes 110000 (Sterling Highway), 130000 (Seward Highway), 134150 (Ingra Street), 134600 (6th Avenue), 134440 (5th Avenue), and 135000 (Glenn Highway).[dead link]
    Alaska Department of Transportation and Public Facilities (April 25, 2006). "Northern Region General Log" (PDF). Juneau: Alaska Department of Transportation and Public Facilities. Routes 135000 (Glenn Highway), 190000 (Richardson Highway), and 230000 (Tok Cut-Off Highway).[dead link]
  3. ^ Arizona Department of Transportation. (PDF). Phoenix: Arizona Department of Transportation. Archived from the original (PDF) on June 25, 2008. Retrieved September 6, 2008.[page needed]
  4. ^ Planning and Research Division (2010). . Arkansas State Highway and Transportation Department. Archived from the original (Database) on June 23, 2011. Retrieved June 9, 2011.
  5. ^ California Department of Transportation. Truck Network Map (Map). Sacramento: California Department of Transportation. Retrieved March 1, 2014.
  6. ^ Colorado Department of Transportation. "Segment list for SH 14". Denver: Colorado Department of Transportation. Retrieved May 12, 2007.[dead link]
  7. ^ Connecticut Department of Transportation. (PDF). Hartford: Connecticut Department of Transportation. Archived from the original (PDF) on September 5, 2015. Retrieved October 30, 2007.
  8. ^ Delaware Department of Transportation (2006). (PDF). Dover: Delaware Department of Transportation. Archived from the original (PDF) on March 18, 2009.[page needed]
  9. ^ . Federal Highway Administration. August 2005. Archived from the original on August 23, 2007. Retrieved July 9, 2007.
  10. ^ Florida Department of Transportation. . Florida Department of Transportation. Archived from the original on March 6, 2014. Retrieved April 1, 2014.
  11. ^ Georgia Department of Transportation. (PDF). Atlanta: Georgia Department of Transportation. Archived from the original (PDF) on September 26, 2007.
  12. ^ Voss, Oscar. "Big Island Route List". Hawaii Highways. Retrieved October 22, 2007.[self-published source]
  13. ^ Idaho Transportation Department. . Boise: Idaho Transportation Department. Archived from the original on August 17, 2009.
  14. ^ Rand McNally (2004). The Road Atlas United States, Canada and Mexico (Map). Chicago: Rand McNally.[page needed]
  15. ^ Google (August 12, 2009). "Length of Indiana Route 37: Southern Segment" (Map). Google Maps. Google. Retrieved August 12, 2009.
    Google (August 12, 2009). "Length of Indiana Route 37: Northern Segment" (Map). Google Maps. Google. Retrieved August 12, 2009.
  16. ^ 2009 Volume of Traffic on the Primary Road System of Iowa (PDF) (Report). Iowa Department of Transportation. January 1, 2009. Retrieved January 10, 2011.
  17. ^ Kansas Department of Transportation. (Map). Topeka: Kansas Department of Transportation. Archived from the original (PDF) on September 15, 2021. Retrieved December 1, 2021.
  18. ^ Division of Planning. . Kentucky Transportation Cabinet. Archived from the original on April 30, 2007. Retrieved April 7, 2007.
  19. ^ Louisiana Department of Transportation and Development, Highway Inventory Unit (2016). "LRS Conversion Tool". Louisiana Department of Transportation and Development. Retrieved August 12, 2017.
  20. ^ "Maine State Route 11". Floodgap Roadgap's RoadsAroundME. Archived from the original on June 12, 2011. Retrieved July 21, 2009.[self-published source]
  21. ^ Maryland State Highway Administration. . Annapolis: Maryland State Highway Administration. Archived from the original on May 6, 2008., 2005
  22. ^ Massachusetts Office of Transportation Planning. . Executive Office of Transportation. Archived from the original on September 27, 2006.
  23. ^ Michigan Department of Transportation (2021). Next Generation PR Finder (Map). Michigan Department of Transportation. Retrieved October 11, 2021.
  24. ^ Minnesota Department of Transportation. "Statewide Trunk Logpoint Listing" (PDF). St. Paul: Minnesota Department of Transportation.
  25. ^ (PDF) (Report). Mississippi Department of Transportation Planning Division. 2011. p. F-2. Archived from the original (PDF) on May 14, 2014. Retrieved May 29, 2019.
  26. ^ Montana Department of Transportation. (PDF) (Map). Helena: Montana Department of Transportation. Archived from the original (PDF) on July 28, 2007. Retrieved September 9, 2007.
  27. ^ Nebraska Department of Roads. Nebraska Highway Reference Log Book (PDF). Lincoln: Nebraska Department of Roads. Retrieved February 25, 2009.
  28. ^ Nevada Department of Transportation. . Nevada Department of Transportation. Archived from the original on January 24, 2008. Retrieved March 1, 2014.
  29. ^ New Hampshire Department of Transportation. . New Hampshire Department of Transportation. Archived from the original on July 26, 2011.
  30. ^ New Jersey Department of Transportation. "Route 47 Straight Line Diagram" (PDF). New Jersey Department of Transportation. Retrieved April 9, 2007.
  31. ^ New Mexico Department of Transportation. (PDF). Santa Fe: New Mexico Department of Transportation. Archived from the original (PDF) on October 29, 2005. Retrieved October 25, 2008.[page needed]
  32. ^ New York State Department of Transportation (July 25, 2008). 2007 Traffic Data Report for New York State (PDF). Albany: New York State Department of Transportation. Retrieved July 17, 2009.
  33. ^ Transportation System Development (May 13, 2008). "RI82B: Centerline Miles, Lane Miles, and VMT by Route and County". Ohio Department of Transportation. Retrieved August 4, 2009.
  34. ^ Google (April 27, 2014). "SH-3—Colorado to Seiling" (Map). Google Maps. Google. Retrieved April 27, 2014.
    Google (April 27, 2014). "SH-3—Seiling to Southwest Oklahoma City" (Map). Google Maps. Google. Retrieved April 27, 2014.
    Google (April 27, 2014). "SH-3—Overlap with I-240" (Map). Google Maps. Google. Retrieved April 27, 2014.
    Google (May 13, 2014). "SH-3—Overlap with I-40" (Map). Google Maps. Google. Retrieved May 13, 2014.
    Google (May 13, 2014). "SH-3E" (Map). Google Maps. Google. Retrieved May 13, 2014.
    Google (May 23, 2014). "SH-3—Ada to Idabel" (Map). Google Maps. Google. Retrieved May 23, 2014.
    Google (May 23, 2014). "SH-3—Idabel to Arkansas" (Map). Google Maps. Google. Retrieved May 23, 2014.
  35. ^ "Road Assets and Mileage". Oregon Department of Transportation. from the original on May 20, 2019. (primarily the Digital Video Log)
  36. ^ Calculated using DeLorme Street Atlas USA software
  37. ^ Google (December 20, 2011). "Overview map of RI 114" (Map). Google Maps. Google. Retrieved December 20, 2011.
  38. ^ Google (August 11, 2009). "Length of South Carolina Highway 9" (Map). Google Maps. Google. Retrieved August 11, 2009.
  39. ^ Texas Department of Transportation. "State Highway, Loop and Spur Facts". Texas Department of Transportation. Retrieved July 20, 2009.
  40. ^ Utah Department of Transportation. "Highway Reference". Utah Department of Transportation. Retrieved January 27, 2014.
  41. ^ Vermont Agency of Transportation. (PDF). Vermont Agency of Transportation. Archived from the original (PDF) on October 27, 2007. Retrieved October 28, 2007.
  42. ^ Virginia Department of Transportation (October 2006). . Virginia Department of Transportation. Archived from the original (GIS data) on May 18, 2008.
  43. ^ Washington State Department of Transportation (2013). State Highway Log: Planning Report 2013, SR 2 to SR 971 (PDF). Olympia: Washington State Department of Transportation. pp. 524–585.
  44. ^ Distance calculated using Microsoft MapPoint mapping software.
  45. ^ Wisconsin Department of Transportation. . Wisconsin Department of Transportation. Archived from the original on August 6, 2007. Retrieved October 6, 2007.
  46. ^ (PDF). Wyoming Department of Transportation. Archived from the original (PDF) on July 17, 2011. Retrieved October 31, 2011.

External links Edit

  •   Media related to State highways in the United States at Wikimedia Commons

October 15, 2023
list, longest, state, highways, united, states, this, article, factual, accuracy, compromised, date, information, please, help, update, this, article, reflect, recent, events, newly, available, information, february, 2012, united, states, each, state, maintain. This article s factual accuracy may be compromised due to out of date information Please help update this article to reflect recent events or newly available information February 2012 In the United States each state maintains its own system of state highways a This is a list of the longest state highways in each state As of 2007 update the longest state highway in the nation is Montana Highway 200 which is 706 624 miles 1 137 201 km long The shortest of the longest state highways is District of Columbia Route 295 which is only 4 29 miles 6 90 km long Contents 1 List of highways 2 Notes 3 See also 4 References 5 External linksList of highways EditLongest state highways by state State Highway mi km ReferencesAlabama nbsp State Route 3 386 449 621 929 1 Alaska nbsp Route 1 545 92 878 57 2 Arizona nbsp State Route 87 272 66 438 80 3 Arkansas nbsp Highway 7 296 01 476 38 4 California nbsp State Route 1 655 84 1 055 47 5 Colorado nbsp State Highway 14 236 92 381 29 6 Connecticut nbsp Route 15 83 53 134 43 7 Delaware nbsp Route 1 103 02 165 79 8 District of Columbia nbsp Route 295 4 29 6 90 9 b Florida nbsp State Road A1A 338 752 545 168 10 failed verification c Georgia nbsp State Route 11 374 602 11 Hawaii nbsp Route 11 122 3 196 8 12 Idaho nbsp State Highway 75 170 666 274 660 13 Illinois nbsp Route 1 disputed discuss 336 541 14 Indiana nbsp State Road 37 229 4 369 2 15 Iowa nbsp Highway 3 326 163 524 908 16 Kansas nbsp K 4 367 591 17 Kentucky nbsp Route 80 464 936 748 242 18 Louisiana nbsp LA 1 431 587 694 572 19 Maine nbsp State Route 11 401 2 645 7 20 Maryland nbsp Route 2 79 24 127 52 21 Massachusetts nbsp Route 28 151 93 244 51 22 Michigan nbsp M 28 290 373 467 310 23 Minnesota nbsp State Highway 1 345 954 556 759 24 Mississippi nbsp Highway 15 344 305 554 105 25 Missouri nbsp Route 5 355 571 citation needed Montana nbsp Highway 200 706 624 1 137 201 26 Nebraska nbsp Highway 92 489 08 787 10 27 Nevada nbsp State Route 318 110 775 178 275 28 New Hampshire nbsp Route 16 149 75 241 00 29 New Jersey nbsp Route 47 75 19 121 01 30 d New Mexico nbsp State Road 120 119 9 193 0 31 New York nbsp State Route 17 396 84 638 65 32 North Carolina nbsp Highway 24 284 457 citation needed North Dakota nbsp Highway 200 420 680 citation needed Ohio nbsp State Route 7 335 98 540 71 33 Oklahoma nbsp State Highway 3 615 0 989 7 34 e Oregon nbsp Route 140 disputed discuss 237 01 381 43 35 Pennsylvania nbsp Route 18 205 330 36 Rhode Island nbsp Route 138 48 3 77 7 37 South Carolina nbsp Highway 9 257 414 38 South Dakota nbsp Highway 34 419 01 674 33 citation needed Tennessee nbsp State Route 1 538 8 867 1 citation needed Texas nbsp State Highway 16 541 8 871 9 39 Utah nbsp State Route 24 160 243 257 886 40 Vermont nbsp Route 100 216 55 348 50 41 Virginia nbsp State Route 40 227 68 366 42 42 Washington nbsp State Route 20 436 13 701 88 43 West Virginia nbsp Route 20 262 1 421 8 44 Wisconsin nbsp Highway 35 412 15 663 29 45 Wyoming nbsp Highway 789 407 10 655 16 46 Notes Edit Some states internally number the Interstate Highways and U S Highways within their state as state highways these are not counted in the list DC 295 is the only non national route in the district The multiple segments of FL A1A consist Florida s longest signed state highway but FL 5 the almost entirely unsigned designation for the US 1 is longer at 536 724 miles 863 774 km Route 47 is New Jersey s longest signed state highway but Route 444 the unsigned designation for the Garden State Parkway is longer at 172 4 miles 277 5 km OK 3 s length was computed using OK 3E the older and longer of its two forks See also Edit nbsp U S Roads portalReferences Edit Alabama Department of Transportation County Milepost Maps PDF Map Montgomery Alabama Department of Transportation Archived from the original PDF on June 25 2008 Retrieved August 12 2009 Alaska Department of Transportation and Public Facilities April 25 2006 Central Region General Log PDF Juneau Alaska Department of Transportation and Public Facilities Routes 110000 Sterling Highway 130000 Seward Highway 134150 Ingra Street 134600 6th Avenue 134440 5th Avenue and 135000 Glenn Highway dead link Alaska Department of Transportation and Public Facilities April 25 2006 Northern Region General Log PDF Juneau Alaska Department of Transportation and Public Facilities Routes 135000 Glenn Highway 190000 Richardson Highway and 230000 Tok Cut Off Highway dead link Arizona Department of Transportation 2006 State Highway System Log PDF Phoenix Arizona Department of Transportation Archived from the original PDF on June 25 2008 Retrieved September 6 2008 page needed Planning and Research Division 2010 Arkansas Road Log Database Arkansas State Highway and Transportation Department Archived from the original Database on June 23 2011 Retrieved June 9 2011 California Department of Transportation Truck Network Map Map Sacramento California Department of Transportation Retrieved March 1 2014 Colorado Department of Transportation Segment list for SH 14 Denver Colorado Department of Transportation Retrieved May 12 2007 dead link Connecticut Department of Transportation Connecticut State Numbered Routes and Roads PDF Hartford Connecticut Department of Transportation Archived from the original PDF on September 5 2015 Retrieved October 30 2007 Delaware Department of Transportation 2006 Traffic Count and Mileage Report PDF Dover Delaware Department of Transportation Archived from the original PDF on March 18 2009 page needed National Highway Planning Network GIS data Federal Highway Administration August 2005 Archived from the original on August 23 2007 Retrieved July 9 2007 Florida Department of Transportation Straight Line Diagrams Florida Department of Transportation Archived from the original on March 6 2014 Retrieved April 1 2014 Georgia Department of Transportation 400 reports PDF Atlanta Georgia Department of Transportation Archived from the original PDF on September 26 2007 Voss Oscar Big Island Route List Hawaii Highways Retrieved October 22 2007 self published source Idaho Transportation Department Idaho Milepoint Log Boise Idaho Transportation Department Archived from the original on August 17 2009 Rand McNally 2004 The Road Atlas United States Canada and Mexico Map Chicago Rand McNally page needed Google August 12 2009 Length of Indiana Route 37 Southern Segment Map Google Maps Google Retrieved August 12 2009 Google August 12 2009 Length of Indiana Route 37 Northern Segment Map Google Maps Google Retrieved August 12 2009 2009 Volume of Traffic on the Primary Road System of Iowa PDF Report Iowa Department of Transportation January 1 2009 Retrieved January 10 2011 Kansas Department of Transportation State Transportation Map Map Topeka Kansas Department of Transportation Archived from the original PDF on September 15 2021 Retrieved December 1 2021 Division of Planning Highway Information System Official Milepoint Route Log Extract Kentucky Transportation Cabinet Archived from the original on April 30 2007 Retrieved April 7 2007 Louisiana Department of Transportation and Development Highway Inventory Unit 2016 LRS Conversion Tool Louisiana Department of Transportation and Development Retrieved August 12 2017 Maine State Route 11 Floodgap Roadgap s RoadsAroundME Archived from the original on June 12 2011 Retrieved July 21 2009 self published source Maryland State Highway Administration Highway Location Reference Annapolis Maryland State Highway Administration Archived from the original on May 6 2008 2005 Massachusetts Office of Transportation Planning 2005 Road Inventory Executive Office of Transportation Archived from the original on September 27 2006 Michigan Department of Transportation 2021 Next Generation PR Finder Map Michigan Department of Transportation Retrieved October 11 2021 Minnesota Department of Transportation Statewide Trunk Logpoint Listing PDF St Paul Minnesota Department of Transportation Mississippi Public Roads Selected Statistics Extent Travel and Designation PDF Report Mississippi Department of Transportation Planning Division 2011 p F 2 Archived from the original PDF on May 14 2014 Retrieved May 29 2019 Montana Department of Transportation Official 2007 2008 Montana Highway Travel Map PDF Map Helena Montana Department of Transportation Archived from the original PDF on July 28 2007 Retrieved September 9 2007 Nebraska Department of Roads Nebraska Highway Reference Log Book PDF Lincoln Nebraska Department of Roads Retrieved February 25 2009 Nevada Department of Transportation Nevada State Maintained Highways Descriptions Index and Maps Nevada Department of Transportation Archived from the original on January 24 2008 Retrieved March 1 2014 New Hampshire Department of Transportation Route Logs New Hampshire Department of Transportation Archived from the original on July 26 2011 New Jersey Department of Transportation Route 47 Straight Line Diagram PDF New Jersey Department of Transportation Retrieved April 9 2007 New Mexico Department of Transportation New Mexico Department of Transportation State Route Log PDF Santa Fe New Mexico Department of Transportation Archived from the original PDF on October 29 2005 Retrieved October 25 2008 page needed New York State Department of Transportation July 25 2008 2007 Traffic Data Report for New York State PDF Albany New York State Department of Transportation Retrieved July 17 2009 Transportation System Development May 13 2008 RI82B Centerline Miles Lane Miles and VMT by Route and County Ohio Department of Transportation Retrieved August 4 2009 Google April 27 2014 SH 3 Colorado to Seiling Map Google Maps Google Retrieved April 27 2014 Google April 27 2014 SH 3 Seiling to Southwest Oklahoma City Map Google Maps Google Retrieved April 27 2014 Google April 27 2014 SH 3 Overlap with I 240 Map Google Maps Google Retrieved April 27 2014 Google May 13 2014 SH 3 Overlap with I 40 Map Google Maps Google Retrieved May 13 2014 Google May 13 2014 SH 3E Map Google Maps Google Retrieved May 13 2014 Google May 23 2014 SH 3 Ada to Idabel Map Google Maps Google Retrieved May 23 2014 Google May 23 2014 SH 3 Idabel to Arkansas Map Google Maps Google Retrieved May 23 2014 Road Assets and Mileage Oregon Department of Transportation Archived from the original on May 20 2019 primarily the Digital Video Log Calculated using DeLorme Street Atlas USA software Google December 20 2011 Overview map of RI 114 Map Google Maps Google Retrieved December 20 2011 Google August 11 2009 Length of South Carolina Highway 9 Map Google Maps Google Retrieved August 11 2009 Texas Department of Transportation State Highway Loop and Spur Facts Texas Department of Transportation Retrieved July 20 2009 Utah Department of Transportation Highway Reference Utah Department of Transportation Retrieved January 27 2014 Vermont Agency of Transportation 2004 Route Log AADTs State Highways PDF Vermont Agency of Transportation Archived from the original PDF on October 27 2007 Retrieved October 28 2007 Virginia Department of Transportation October 2006 DRAFT Roadway Network Virginia Department of Transportation Archived from the original GIS data on May 18 2008 Washington State Department of Transportation 2013 State Highway Log Planning Report 2013 SR 2 to SR 971 PDF Olympia Washington State Department of Transportation pp 524 585 Distance calculated using Microsoft MapPoint mapping software Wisconsin Department of Transportation Wisconsin Highway Trivia Wisconsin Department of Transportation Archived from the original on August 6 2007 Retrieved October 6 2007 WYDOT Reference Marker Book November 2004 PDF Wyoming Department of Transportation Archived from the original PDF on July 17 2011 Retrieved October 31 2011 External links Edit nbsp Media related to State highways in the United States at Wikimedia Commons Retrieved from https en wikipedia org w index php title List of longest state highways in the United States amp oldid 1167406135, wikipedia, wiki, book, books, library,

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