Washington County on the map of Ohio 2024. Cities, roads, borders and directions in Washington County of Ohio.

Washington County is placed in the eastern area of Ohio. This glorious county was named after George Washington (1732-1799), President of the United States. The total population of Washington County exceeds 59 thousand people. The county, formed on Jul 27, 1788 as a part of One of the original counties, covers an area of 635.15 square miles. The county seat of Washington County is Marietta. This map shows the borders of Washington County as well as neighboring counties, including major highways and natural objecsts as of 2024. Zoom in or out of the map using the plus/minus panel. Move the center of this map by dragging it. Also check out the satellite map of Washington County.