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

Berkeley County is found on the eastern edge of West Virginia. This honorable county is named after Norborne Berkeley (1717-70), Royal Governor of Virginia (1768-70). The population of Berkeley County exceeds 126 thousand people. The county, formed in 1772, covers an area of 321 square miles. The county seat of Berkeley County is Martinsburg. This map shows the borders of Berkeley 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 Berkeley County.