Washington County Map, Ohio

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Washington County, Ohio

Washington County is where Ohio’s history began. Marietta is the county seat, which was the first permanent settlement in the Northwest Territory.
The rivers here shaped the county’s past and present. Riverboats and barges are still a common sight. The Ohio River forms the eastern border of Washington County, bordering West Virginia.
Located here as well, the Ohio River Islands National Wildlife Refuge is a spot for nature lovers. Washington County’s blend of history and natural beauty makes it unique. It’s a place where the past and present coexist.
Category | Details |
---|---|
County Name | Washington County |
County Seat | Marietta |
Population | Approximately 60,000 |
Cities, Towns, and Communities | Marietta, Belpre, Beverly, Waterford |
Interstates and Highways | Interstate 77, U.S. Highway 50, State Route 7 |
FIPS Code | 39-167 |
Total Area | 637 square miles (land and water) |
Adjacent Counties | Noble County (North), Monroe County (Northeast), Tyler County, West Virginia (East), Pleasants County, West Virginia (Southeast), Wood County, West Virginia (South), Athens County (Southwest), Morgan County (Northwest) |
Time Zone | Eastern Time Zone |
State | Ohio |
Coordinates | 39.4170° N, 81.4544° W |
Etymology | Named after George Washington, first President of the United States |
Major Landmarks | Campus Martius Museum, Blennerhassett Island Historical State Park |
Website | Washington County Website |
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