Grant County on the map of West Virginia as of 2025. Cities, roads, borders and directions in Grant County of West Virginia.

Grant County is situated in the eastern zone of West Virginia. This prominent county is named after Ulysses S. Grant (1822-85), United States President. The area of Grant County is about 477 square miles. This county, set up in 1866, is populated today by 11 thousand residents. Petersburg is the county seat of Grant County. This map shows the borders of Grant County as well as neighboring counties, including major highways and natural objecsts as of 2025. 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 Grant County.