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

Sullivan County is situated in the northern part of Missouri. This particular county is named after John Sullivan (1740–1795), American Revolutionary War general. The total area of Sullivan County is about 651 square miles. This county, set up in 1843, is populated today by at least 6 thousand residents. Milan is the county seat of Sullivan County. This map shows the borders of Sullivan 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 Sullivan County.