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)
290px
The state highway system of Washington, with U.S. routes highlighted in red.
System information
Length: 1,390.63 mi[lower-alpha 1] (2,238.00 km)
Formed: November 11, 1926[1]
Notes: Maintained by WSDOT
Highway names
US Routes: U.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 1946[4] current
US 10 — — US 99 in Seattle US 10 at State Line 1926[3] 1969[5]
US 12 — — US 101 in Aberdeen US 12 in Clarkston 1967[6] current
US 95 — — US 95 near Uniontown US 95 near Uniontown 1926[3] 1979[7]
US 97 321.52 517.44 US 97 at Maryhill BC 97 near Oroville 1926[3] current
US 99 — — US 99 in Vancouver BC 99 in Blaine 1926[3] 1969[5]
US 101 365.56 588.31 US 101 at Megler I-5 in Tumwater 1926[3] current Longest U.S. route in Washington

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 1926[3] current
US 197 2.76 4.44 U.S. Route 197 near Dallesport SR 14 near Dallesport c. 1952 current Shortest U.S. route in Washington
US 295 — — US 410 near Pomeroy US 195 in Colfax 1926[3] c. 1968
US 395 275.00 442.57 US 395 near Plymouth BC 395 at Laurier 1926[3] current
US 410 — — US 101 in Aberdeen US 410 in Clarkston 1926[3] 1967[6]
US 730 6.08 9.78 US 730 near Wallula U.S. Route 12 near Wallula 1926[3] current
US 830 — — US 101 at Johnston's Landing US 97 near Maryhill 1926[3] c. 1968

Bannered 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 c. 1940 1946[4] Replaced by US 2

US 10 Alt.		 — — US 10 in Seattle US 10 in Issaquah 1940 1955 Replaced by SR 900

US 97 Alt.		 39.95 64.29 US 97/US 2 in Sunnyslope US 97 near Chelan 1987[8] current Longest bannered 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 bannered U.S. route in Washington

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

US 99 Alt.		 — — US 99 in Bellingham BC 13 near Lynden c. 1954 1969[5] Replaced by SR 539

US 99 Alt.		 — — US 99 in Burlington US 99 in Bellingham c. 1937 c. 1968 Replaced by SR 11
x25px US 99T — — I-5 in Tukwila US 99 in Tuwkila c. 1957 c. 1964 Replaced by SR 599

US 101 Alt.		 0.63 1.01 US 101 near Ilwaco US 101 near Ilwaco 1970[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 c. 1966 c. 1991 Replaced by SR 117

US 195 Spur		 0.54 0.87 US 195 near Uniontown US 195 Spur near Uniontown 1979[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

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References

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External links

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