Hardin County /

Hardin County is a county located in the state of Ohio, United States. As of 2000, the population was 31,945. Its county seat is Kenton and is named for John Hardin, an officer in the American Revolution. According to the U.S. Census Bureau, the county has a total area of 471 square miles (1,219.9 km) of which 0.05% is water. As of the census of 2000, there were 31,945 people, 11,963 households, and 8,134 families residing in the county. The population density was 68 people per square mile (26/km²). There were 12,907 housing units at an average density of 27 per square mile (11/km²). The racial makeup of the county was 97.54% White, 0.70% Black or African American, 0.25% Native American, 0.43% Asian, 0.23% from other races, and 0.85% from two or more races. 0.78% of the population were Hispanic or Latino of any race. 96.9% spoke English and 1.4% German as their first language. There were 11,963 households out of which 31.40% had children under the age of 18 living with them, 55.00% were married couples living together, 8.90% had a female householder with no husband present, and 32.00% were non-families. 26.50% of all households were made up of individuals and 10.80% had someone