Cass County on the map of Illinois 2024. Cities, roads, borders and directions in Cass County of Illinois.

Cass County is situated in the central area of Illinois. This wonderful county was named after Lewis Cass (1782-1866), second governor of Michigan Territory, fourteenth United States Secretary of War. The area of Cass County is about 375 square miles. The county, founded in 1837, is populated today by 13 thousand residents. Virginia is the county seat of Cass County. This map shows the borders of Cass 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 Cass County.