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

Richland County is located in the eastern zone of Illinois. This cool county was named after Richland County, Ohio, itself named for its rich soil. The county seat of Richland County is Olney. The county's area is 360 square miles. Founded in 1841, today Richland County is home to 16 thousand Americans. This map shows the borders of Richland 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 Richland County.