Lake County on the map of South Dakota 2024. Cities, roads, borders and directions in Lake County of South Dakota.

Lake County is found in the eastern area of South Dakota. This amazing county is named after Lakes within the county. The population of Lake County exceeds 11 thousand people. The county, organized in 1873, spans an area of 563 square miles. The county seat of Lake County is Madison. This map shows the borders of Lake 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 Lake County.