Wahkiakum County Map, Washington


Written and Fact-checked by | Updated On: February 17, 2026, 14:47 ET

Map of Wahkiakum County - Wahkiakum County is a county located in the U.S. state of Washington. Wahkiakum County Map showing cities, highways, important places and water bodies. Get Where is Wahkiakum County located in the map, major cities in Wahkiakum county, population, areas, and places of interest.

Map of Wahkiakum County, Washington

Map of Wahkiakum County, Washington

About Wahkiakum County Map, Alabama: The map showing the county boundary, county seat, major cities, highways, water bodies and neighbouring counties.

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  • About Wahkiakum County, Washington

    Wahkiakum County is located in the southwestern part of Washington, United States, along the lower Columbia River. Established in 1854, the county was named after a local Native American chief. The county seat and largest community is Cathlamet, which serves as the administrative and economic center of this rural county.

    Population

    According to the United States Census Bureau, the population of Wahkiakum County was 4,422 as recorded in the 2020 Census. It is one of the least populous counties in Washington, with residents living in small riverfront and rural communities.

    Area and Geography

    According to the United States Census Bureau, Wahkiakum County covers a total area of approximately 287 square miles, including about 264 square miles of land and 23 square miles of water. The county features river valleys, forested hills, and shoreline along the Columbia River.

    Bordering Counties

    Wahkiakum County shares borders with Pacific County to the north, Cowlitz County to the east, and Lewis County to the northeast. Its southern boundary meets the state of Oregon across the Columbia River.

    Major Cities and Communities

    The principal community in Wahkiakum County is Cathlamet, which serves as the county seat. Other small communities contribute to the county’s rural and maritime character.

    Attractions and Recreation

    Wahkiakum County offers scenic river views, fishing, boating, and quiet rural landscapes. Outdoor recreation along the Columbia River and nearby forested areas attracts visitors seeking peaceful natural surroundings.

    Transportation

    Major transportation routes serving Wahkiakum County include State Route 4, connecting the county to Longview and other parts of southwestern Washington.

    Explore more counties in Washington Counties or view the complete USA States Map section for additional geographic information.

    Sources:

    Population and area data sourced from the United States Census Bureau (2020 Census). General county information referenced from the Official Wahkiakum County Government Website.

    Facts about Wahkiakum County, Washington

    CountryUnited States
    StateWashington
    RegionSouthwestern Washington
    County SeatCathlamet
    Named AfterChief Wahkiakum (Native American leader)
    Established1854
    Organized1854
    Coordinates46.2900° N, 123.4300° W
    Total Area287 sq mi
    Land Area263 sq mi
    Water Area24 sq mi
    Population (2020)4,422
    Population RankOne of the least populous counties in Washington
    Largest CityCathlamet
    Main IndustriesFishing, Forestry, Agriculture, Tourism
    Major HighwaysState Route 4
    Time ZonePacific Time (UTC−08:00)
    Known ForColumbia River, Rural landscapes, Fishing communities
    Websitehttps://www.co.wahkiakum.wa.us

    Top Attractions in Wahkiakum County, Washington

    • Julia Butler Hansen Refuge for the Columbian White-Tailed Deer – Wildlife viewing and wetlands.
    • Columbia River – Scenic river views and fishing.
    • Cathlamet Historic District – River town charm and history.
    • Skamokawa Vista Park – River overlook and picnic area.
    • Skamokawa Creek – Scenic waterways and kayaking.
    • Wahkiakum County Historical Museum – Local history exhibits.
    • Puget Island Bridge – Iconic river crossing views.
    • Elochoman Slough Marina – Boating and fishing access.
    • Grays River Hatchery – Salmon habitat and education.
    • Vista Park at Skamokawa – Quiet riverfront park.
    • State Route 4 Scenic Drive – River and forest scenery.
    • Small River Towns – Historic communities and views.

    Cities & Towns in Wahkiakum County, Washington

    Cathlamet, Puget Island, Skamokawa, Deep River, Wahkiakum County Rural Communities