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 and Geographic Setting Kittitas County is located in central Washington, east of the Cascade Mountains. It includes broad valleys, mountain passes, and river systems, with the Yakima River playing a major role. The county connects western and eastern Washington through key transportation corridors. Community and Local Character Ellensburg serves …
Location and Geographic Setting Okanogan County is located in north-central Washington and is one of the largest counties in the state by land area. It includes mountains, valleys, rivers, and arid basins, with the Okanogan River as a defining feature. The county extends from the Canadian border southward into central …
Location and Geographic Setting Ferry County is located in northeastern Washington along the Canadian border. It is one of the most remote counties in the state, dominated by forested mountains, lakes, and river valleys. Large portions of the county are publicly owned or protected land. Community and Local Character Communities …
Location and Geographic Setting Clallam County is located on the northern edge of the Olympic Peninsula, bordered by the Strait of Juan de Fuca to the north and the Olympic Mountains to the south. It features rugged coastlines, dense forests, and mountainous terrain. The county includes both coastal and inland …
Location and Geographic Setting Douglas County is located in central Washington on the east side of the Columbia River, directly across from Chelan County. The landscape includes river canyons, plateaus, and irrigated farmland supported by large-scale water projects. The Columbia River plays a central role in shaping settlement and land …
Location and Geographic Setting Columbia County is located in southeastern Washington, characterized by rolling hills, river canyons, and open farmland. It is one of the least populated counties in the state and has a distinctly rural landscape shaped by agriculture. The county seat, Dayton, sits along the Touchet River. Community …
Location and Geographic Setting Snohomish County is located in western Washington, north of King County and stretching from Puget Sound eastward to the Cascade Mountains. It includes coastal lowlands, river valleys, foothills, and high mountain terrain. This wide geographic range supports both dense urban development and large wilderness areas. Community …
Location and Geographic Setting Asotin County is located in the far southeastern corner of Washington, bordered by Idaho and Oregon. It lies along the Snake River and includes steep canyon landscapes, rolling uplands, and fertile river valleys. As the smallest county in the state by area, it is compact but …
Location and Geographic Setting Grays Harbor County is located along the southwest coast of Washington, where the Chehalis River meets the Pacific Ocean. The county is defined by its broad harbor, coastal beaches, tidal flats, and extensive forestlands. Its position gives it a strong maritime identity, with deep connections to …
Location and Regional Context Pacific County is located in southwestern Washington along the Pacific Ocean. It features a long coastline, estuaries, and low-lying inland terrain. The county borders Oregon to the south and Grays Harbor County to the north. Population and Coastal Communities Population centers are small and primarily located …
