Richland County

Click here to view a map of Richland County
Click here for the Richland County Census Profile (2024)

Richland County is located in north central Ohio, bordered by Huron County to the north, Ashland County to the east, Knox County to the south, and Crawford and Morrow Counties to the west. As of the 2020 Census, the population was 124,936. The county seat is Mansfield. The county has a total area of approximately 512 square miles. The county is home to several small towns and villages, including Bellville, Butler, Lexington, and Ontario. The county is predominantly rural, with agriculture and manufacturing being the main industries. Richland County is home to several state and local parks, including the Richland County Park District, the Gorman Nature Center, and the Mohican State Park. The county is also home to the Richland County Public Library and the Richland County Fairgrounds.