Cowlitz County Map, Washington

Written and Fact-checked by | Updated On: January 16, 2026, 13:28 ET

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

Map of Cowlitz County, Washington

Map of Cowlitz County, Washington

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

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  • Map of Cowlitz County, Washington

    Dunn County is a county located in the U.S. state of Wisconsin. It`s county seat is Menomonie. As per 2020 census, the population of Dunn County was 45547 and population density of Dunn was square miles. According to the United States Census Bureau, the county has a total area of 850.11 sq mi (2,202 km2). Dunn County was established on 1854.

    Facts about Cowlitz County, Washington

    CountryUnited States
    StateWashington
    RegionSouthwestern Washington
    County SeatKelso
    Named AfterCowlitz Tribe of Native Americans
    Established1854
    Organized1854
    Coordinates46.1910° N, 122.6950° W
    Total Area1,166 sq mi
    Land Area1,140 sq mi
    Water Area26 sq mi
    Population (2020)110,730
    Population RankMid-sized county in Washington
    Largest CityLongview
    Main IndustriesManufacturing, Forestry, Paper Products, Healthcare
    Major HighwaysInterstate 5, U.S. Route 30, State Route 432
    Time ZonePacific Time (UTC−08:00)
    Known ForColumbia River access, Timber industry, Mount St. Helens proximity
    Websitehttps://www.co.cowlitz.wa.us

    Top Attractions in Cowlitz County, Washington

    • Mount St. Helens (nearby) – Volcanic scenery and viewpoints.
    • Mount St. Helens Visitor Center – Eruption history exhibits.
    • Columbia River – Boating and river views.
    • Lake Sacajawea Park – Scenic lake and walking paths.
    • Tam O’Shanter Park – Riverfront recreation area.
    • Three Rivers Mall – Shopping and dining.
    • Cowlitz County Historical Museum – Local history exhibits.
    • Longview Downtown Riverfront – Parks and waterfront views.
    • Lewis River – Fishing and paddling.
    • Toutle River Valley – Volcanic landscape views.
    • Beacon Hill Scenic Drive – City and river overlooks.
    • Mineral Lake (nearby) – Quiet recreation lake.

    Cities & Towns in Cowlitz County, Washington

    Kelso, Longview, Woodland, Castle Rock, Toutle, Vader, Kalama, Cathlamet, Silver Lake, Ostrander