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

Logan County is found at the very center of Illinois. This awesome county was named after John Logan, country doctor and early settler, and the father of John A. Logan. The population of Logan County exceeds 28 thousand people. The county, formed in 1839, covers an area of 618 square miles. The county seat of Logan County is Lincoln. This map shows the borders of Logan 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 Logan County.