Map of Adams County - Adams County is a county located in the U.S. state of Washington. Adams County Map showing cities, highways, important places and water bodies. Get Where is Adams County located in the map, major cities in Adams county, population, areas, and places of interest.
Map of Adams County, Washington
About Adams County Map, Alabama: The map showing the county boundary, county seat, major cities, highways, water bodies and neighbouring counties.
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About Adams County, Washington
Adams County is located in the south-central part of Washington, United States, within the Columbia Basin region. Established in 1883, the county was named after John Adams, the second President of the United States. The county seat is Ritzville, while Othello is the largest city and an important center for agriculture and local commerce.
Population
According to the United States Census Bureau, the population of Adams County was 20,613 as recorded in the 2020 Census. The county includes small cities and rural farming communities, with many residents living in Othello and Ritzville.
Area and Geography
According to the United States Census Bureau, Adams County covers a total area of approximately 1,925 square miles, including about 1,920 square miles of land and 5 square miles of water. The county features irrigated farmland, open plains, and semi-arid landscapes shaped by the Columbia Basin Project.
Bordering Counties
Adams County shares borders with Lincoln County to the north, Whitman County to the east, Franklin County to the south, and Grant County to the west.
Major Cities and Communities
The principal communities in Adams County include Othello, Ritzville, Washtucna, and Lind. Ritzville serves as the county seat, while Othello is the largest city and a key agricultural hub.
Attractions and Recreation
Adams County offers outdoor recreation opportunities including fishing, boating, and wildlife viewing in nearby lakes and natural areas. The county’s agricultural landscapes and open spaces reflect its strong farming heritage.
Transportation
Major transportation routes serving Adams County include Interstate 90 and State Route 17, providing connections to Spokane, Moses Lake, and other parts of eastern 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 Adams County Government Website.
Facts about Adams County, Washington
| Country | United States |
| State | Washington |
| Region | Eastern Washington |
| County Seat | Ritzville |
| Named After | John Adams (2nd U.S. President) |
| Established | 1883 |
| Organized | 1883 |
| Coordinates | 47.0036° N, 118.5606° W |
| Total Area | 1,925 sq mi |
| Land Area | 1,919 sq mi |
| Water Area | 6 sq mi |
| Population (2020) | 20,613 |
| Population Rank | One of the least populous counties in Washington |
| Largest City | Othello |
| Main Industries | Agriculture, Food Processing, Farming |
| Major Highways | Interstate 90, U.S. Route 395 |
| Time Zone | Pacific Time (UTC−08:00) |
| Known For | Wheat farming, Columbia Basin agriculture, Irrigated farmland |
| Website | https://www.co.adams.wa.us |
Top Attractions in Adams County, Washington
- Potholes State Park – Lakes, dunes, and boating.
- Potholes Reservoir – Fishing and water recreation.
- Columbia National Wildlife Refuge – Wildlife and desert lakes.
- Palouse Falls (nearby) – Iconic waterfall views.
- Lind Coulee – Dramatic scabland landscape.
- Othello Community Park – City park and events.
- Othello Old Hotel Art Gallery – Local art exhibits.
- Adams County Historical Society – County history displays.
- Seep Lakes Wildlife Area – Birdwatching and fishing.
- Palouse to Cascades Trail (nearby) – Walking and biking trail.
- Washtucna Historic Area – Small-town history and views.
- Columbia Plateau Farmlands – Scenic agricultural landscapes.
Cities & Towns in Adams County, Washington
Ritzville, Othello, Washtucna, Hatton, Lind, Benge, Adams County Rural Communities
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