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Washington County Map, Ohio

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Washington County, Ohio

Washington Location Map 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.

CategoryDetails
County NameWashington County
County SeatMarietta
PopulationApproximately 60,000
Cities, Towns, and CommunitiesMarietta, Belpre, Beverly, Waterford
Interstates and HighwaysInterstate 77, U.S. Highway 50, State Route 7
FIPS Code39-167
Total Area637 square miles (land and water)
Adjacent CountiesNoble 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 ZoneEastern Time Zone
StateOhio
Coordinates39.4170° N, 81.4544° W
EtymologyNamed after George Washington, first President of the United States
Major LandmarksCampus Martius Museum, Blennerhassett Island Historical State Park
WebsiteWashington County Website

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