Mansfield is a city in and the county seat of Richland County, Ohio, United States. Located midway between Columbus and Cleveland via Interstate 71, it is part of Northeast Ohio and North-central Ohio regions in the western foothills of the Allegheny Plateau, approximately 65mi northeast of Columbus, 65mi southwest of Cleveland and 91mi southeast of Toledo. Richland County is part of the 18-county Northeast Ohio region.It was founded in 1808 on a fork of the Mohican River in a hilly region surrounded by fertile farmlands, and became a manufacturing center owing to its location with numerous railroad lines. After the decline of heavy manufacturing, the city's industry has since diversified into a service economy, including retailing, education, and healthcare sectors. The 2010 Census showed that the city had a total population of 47,821, making it Ohio's nineteenth largest city.
