This category contains a complete list of all counties in Washington State. Each county page provides an overview of location, boundaries, cities and towns, major roads, natural features, and regional context. Counties are an important level of organization for understanding local government, public services, and geographic structure across the state.
Using the interactive county maps, users can explore county borders, neighboring counties, key communities, transportation routes, and notable landmarks. This category is useful for residents, visitors, researchers, and anyone looking to better understand how Washington State is divided and how its regions connect.
Location, Overview Jefferson County is located on the northeastern Olympic Peninsula between Puget Sound and the Pacific coastline. It includes coastal waters, forests, and mountainous terrain. Communities, Landscape Port Townsend is the county seat and cultural center. Rural areas and small communities are spread across the peninsula. The county is …
Location, Overview Kitsap County is located on the Kitsap Peninsula in western Washington, surrounded by Puget Sound waters. It lies west of Seattle and east of the Olympic Peninsula. Communities, Landscape Port Orchard is the county seat, with Bremerton and Silverdale as major population centers. The county features shorelines, forests, …
Location, Overview Whatcom County is located in the far northwest corner of Washington, bordering Canada and the Pacific coastline. It includes coastal plains, forests, and mountain areas. Communities, Landscape Bellingham is the county seat and main urban center. The county features a mix of coastal communities, rural farmland, and access …
Location, Overview Skagit County is located in northwestern Washington between Puget Sound and the Cascade Mountains. It includes fertile river valleys, coastal shoreline, and mountainous terrain. Communities, Landscape Mount Vernon serves as the county seat, with Burlington and several smaller towns nearby. The Skagit Valley is known for farmland, rivers, …
Location, Overview Klickitat County is located in south-central Washington along the Columbia River Gorge. It borders Oregon and includes dramatic terrain ranging from river canyons to forested highlands. Communities, Landscape Goldendale is the county seat, with smaller communities spread across wide distances. The county features vineyards, open rangeland, and scenic …
Location, Overview Garfield County is located in southeastern Washington and is one of the least populous counties in the state. It is characterized by remote terrain, rolling hills, and agricultural land. Communities, Landscape Pomeroy is the county seat and primary community. The landscape consists of farmland, canyons, and river valleys, …
Location, Overview Clark County is located in southwestern Washington along the Columbia River, directly north of Portland, Oregon. It is one of the fastest-growing counties in the state and serves as a major economic and population center outside the Puget Sound region. Communities, Landscape Vancouver is the county seat and …
Location, Overview Lincoln County is located in eastern Washington on the Columbia Plateau, characterized by wide-open landscapes and rolling farmland. It lies west of Spokane and east of the Columbia River, forming part of the state’s agricultural heartland. Communities, Landscape The county seat is Davenport, with other small towns serving …
Location, Overview Cowlitz County is located in southwestern Washington, bordering the Columbia River and the state of Oregon. It sits between the Portland metropolitan area to the south and the central Puget Sound region to the north, making it an important transition zone between coastal and inland Washington. The county …
