Washington Road Map

Written and Fact-checked by | Updated On: April 03, 2026 | 15:15 ET

Washington Road Map showing the state routes, US highways, interstate highways, major roads, local connecting Road, secondary Road, important local road of the Washington.

Washington Roads and Highways Map

Roads and Highways in Washington

Washington has a well-developed road network that supports trade, tourism, and daily commuting across the Pacific Northwest. Major interstate highways such as I-5, I-90, and I-82 connect key cities including Seattle, Spokane, Tacoma, and Yakima. U.S. and state highways extend across coastal areas, mountain passes, and rural regions, providing essential access throughout the state. These roads play a critical role in freight movement, especially through ports, and ensure reliable connectivity across Washington’s diverse terrain.

Major Highways in Washington

HighwayTypeRoute DirectionConnects
I-5InterstateNorth–SouthSeattle, Tacoma, Olympia
I-90InterstateEast–WestSeattle, Spokane
I-82InterstateEast–WestYakima, Tri-Cities
I-405InterstateNorth–SouthSeattle suburbs
I-705InterstateNorth–SouthTacoma
US 2U.S. HighwayEast–WestEverett, Spokane
US 12U.S. HighwayEast–WestAberdeen, Yakima
US 97U.S. HighwayNorth–SouthYakima, Wenatchee
US 101U.S. HighwayNorth–SouthOlympic Peninsula
WA 167State HighwayNorth–SouthSeattle metro
WA 18State HighwayEast–WestAuburn, Issaquah
WA 520State HighwayEast–WestSeattle, Bellevue
WA 16State HighwayEast–WestTacoma, Bremerton

Interstate Highways in Washington

InterstateRoute DirectionKey Cities Connected
I-5North–SouthSeattle, Tacoma, Olympia
I-82East–WestYakima, Tri-Cities
I-90East–WestSeattle, Spokane
I-182LoopTri-Cities
I-205North–SouthVancouver area
I-405North–SouthSeattle suburbs
I-705North–SouthTacoma

Road Network in Washington

Washington’s road network includes interstate highways for long-distance travel, U.S. highways connecting regional centers, and state highways serving cities, rural areas, and mountain regions. Local roads provide access to neighborhoods, ports, and recreational areas, supporting daily travel and economic activity.

Road TypeDescriptionApprox. Length
Interstate HighwaysHigh-speed corridors800 miles
U.S. HighwaysRegional connectors3,200 miles
State HighwaysStatewide routes7,000 miles
Local RoadsCity streets65,000+ miles
Rural RoadsMountain access50,000+ miles

Washington Roads & Highways Facts

StateWashington
Total Road Network126,000+ miles
Interstate Mileage800 miles
State Highway System7,000 miles
Total Lane Miles190,000+ miles
Major Interstate RoutesI-5, I-82, I-90
Key AuthorityWashington State Department of Transportation
Number of Interstates7
Major UsesFreight, commuting
Urban Road NetworkDeveloped metro systems
Longest InterstateI-90
Longest U.S. HighwayUS 97