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

Washington County is found in the eastern area of Missouri. This amazing county is named after George Washington (1732–1799), first President of the United States. The overall population of Washington County reaches 24 thousand people. The county, organized in 1813, covers an area of 760 square miles. The county seat of Washington County is Potosi. 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.