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List of U.S. Routes in Washington

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U.S. Routes in Washington
U.S. Route 10 marker
U.S. Route 99 marker
U.S. Route 101 marker
Highway markers in different years for former U.S. Route 10 (1926), former U.S. Route 99 (1961), and current U.S. Route 101 (1970)
The state highway system of Washington, with U.S. routes highlighted in red.
System information
Length1,390.63 mi[a] (2,238.00 km)
FormedNovember 11, 1926[1]
NotesMaintained by WSDOT
Highway names
US HighwaysU.S. Route nn (US nn)
Alternate Routes:U.S. Route nn Alternate (US nn Alt)
Spur Routes:U.S. Route nn Spur (US nn Spur)
System links

The U.S. routes in Washington are United States Numbered Highways that are owned and maintained by the U.S. state of Washington through the Washington State Department of Transportation (WSDOT). The United States Numbered Highway System in Washington covers 1,390.63 miles (2,238.0 km) and consists of eight highways, divided into four primary routes and four auxiliary routes.

The United States Numbered Highway System was approved and established on November 11, 1926 by the American Association of State Highway Officials (AASHO) and included eleven routes traveling through Washington.[1][3]

Primary highways

Number Length (mi)[2] Length (km) Southern or western terminus Northern or eastern terminus Formed Removed Notes
US 2 326.34 525.19 SR 529 in Everett US 2 in Newport 01946-01-011946[4] current
US 10 — — US 99 in Seattle US 10 at State Line 01926-01-011926[3] 01969-01-011969[5]
US 12 430.80 693.31 US 101 in Aberdeen US 12 in Clarkston 01967-01-011967[6] current Longest U.S. route in Washington
US 95 — — US 95 near Uniontown US 95 near Uniontown 01926-01-011926[3] 01979-01-011979[7]
US 97 321.52 517.44 US 97 at Maryhill BC 97 near Oroville 01926-01-011926[3] current
US 99 — — US 99 in Vancouver BC 99 in Blaine 01926-01-011926[3] 01969-01-011969[5]
US 101 365.56 588.31 US 101 at Megler I-5 in Tumwater 01926-01-011926[3] current

Auxiliary highways

Number Length (mi)[2] Length (km) Southern or western terminus Northern or eastern terminus Formed Removed Notes
US 195 93.37 150.26 US 195 near Uniontown I-90/US 2/US 395 in Spokane 01926-01-011926[3] current
US 197 2.76 4.44 U.S. Route 197 near Dallesport SR 14 near Dallesport 01952-01-01c. 1952 current Shortest U.S. route in Washington
US 295 — — US 410 near Pomeroy US 195 in Colfax 01926-01-011926[3] 01968-01-01c. 1968
US 395 275.00 442.57 US 395 near Plymouth BC 395 at Laurier 01926-01-011926[3] current
US 410 — — US 101 in Aberdeen US 410 in Clarkston 01926-01-011926[3] 01967-01-011967[6]
US 730 6.08 9.78 US 730 near Wallula U.S. Route 12 near Wallula 01926-01-011926[3] current
US 830 — — US 101 at Johnston's Landing US 97 near Maryhill 01926-01-011926[3] 01968-01-01c. 1968

Special routes

Number Length (mi)[2] Length (km) Southern or western terminus Northern or eastern terminus Formed Removed Notes

US 10 Alt. 		— — US 10/US 99 in Seattle US 10 Alt in Newport 01940-01-01c. 1940 01946-01-011946[4] Replaced by US 2

US 10 Alt. 		— — US 10 in Seattle US 10 in Issaquah 01940-01-011940 01955-01-011955 Replaced by SR 900

US 97 Alt. 		39.95 64.29 US 97/US 2 in Sunnyslope US 97 near Chelan 01987-01-011987[8] current Longest special U.S. route in Washington, serves Entiat and Chelan

US 97 Spur 		0.26 0.42 US 97 near Orondo US 2 near Orondo — — Shortest special U.S. route in Washington

US 97 Bus. 		— — US 97 near Okanogan US 97/SR 20 near Omak 01967-01-01c. 1967 01973-01-01c. 1973 Replaced by SR 215

US 99 Alt. 		— — US 99 in Bellingham BC 13 near Lynden 01954-01-01c. 1954 01969-01-011969[5] Replaced by SR 539

US 99 Alt. 		— — US 99 in Burlington US 99 in Bellingham 01937-01-01c. 1937 01968-01-01c. 1968 Replaced by SR 11
US 99T — — I-5 in Tukwila US 99 in Tuwkila 01957-01-01c. 1957 01964-01-01c. 1964 Replaced by SR 599

US 101 Alt. 		0.63 1.01 US 101 near Ilwaco US 101 near Ilwaco 01970-01-011970[9] current Recognized by AASHTO in 2006,[10] bypasses Ilwaco and Seaview

US 101 Truck 		— — US 101 in Port Angeles US 101 in Port Angeles 01966-01-01c. 1966 01991-01-01c. 1991 Replaced by SR 117

US 195 Spur 		0.54 0.87 US 195 near Uniontown US 195 Spur near Uniontown 01979-01-011979[7] current Previously part of US 95

US 395 Spur 		5.42 8.72 Freya Street near Spokane US 395 near Mead — — Named the North Spokane Corridor freeway, bypasses Spokane

US 730 Spur 		0.30 0.48 US 730 near Wallula US 12 near Wallula — —

See also

Notes

  1. ^ The mileage is a sum of the lengths listed and cited on this page.[2]

References

  1. ^ a b Weingroff, Richard F. (January 9, 2009). "From Names to Numbers: The Origins of the U.S. Numbered Highway System". Highway History. Federal Highway Administration. Retrieved July 21, 2015.
  2. ^ a b c d Multimodal Planning Division (January 15, 2015). State Highway Log Planning Report 2014, SR 2 to SR 971 (PDF) (Report). Washington State Department of Transportation. Retrieved July 21, 2015.
  3. ^ a b c d e f g h i j k l 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: U.S. Geological Survey. OCLC 32889555. Retrieved November 7, 2013 – via University of North Texas Libraries. {{cite map}}: Unknown parameter |last-author-amp= ignored (|name-list-style= suggested) (help)
  4. ^ a b Weingroff, Richard (January 30, 2008). "U.S. 2: Houlton, Maine, to Everett, Washington". Federal Highway Administration. Retrieved July 21, 2015.
  5. ^ a b c U.S. Route Numbering Subcommittee (June 24, 1969). "U.S. Route Numbering Subcommittee Agenda Showing Action Taken by the Executive Committee" (Report). Washington, DC: American Association of State Highway Officials. p. 8. Retrieved July 21, 2015 – via Wikisource.
  6. ^ a b Weingroff, Richard (May 7, 2005). "U.S. 12: Michigan to Washington". Federal Highway Administration. Retrieved July 21, 2015.
  7. ^ a b "47.17.380: State route No. 195". Revised Code of Washington. Washington State Legislature. 1979 [1970]. Retrieved July 21, 2015.
  8. ^ "47.17.157: State route No. 97-alternate". Revised Code of Washington. Washington State Legislature. 1987. Retrieved July 21, 2015.
  9. ^ "47.17.165: State route No. 101". Revised Code of Washington. Washington State Legislature. 1987 [1970]. Retrieved July 21, 2015.
  10. ^ Washington State Department of Transportation (September 22, 2006). "An Application from the State Highway or Transportation Department of Washington for the Establishment of a U.S. Alternate Route 101" (PDF). American Association of State Highway and Transportation Officials. Retrieved July 21, 2015.
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