Rushville is a village in Fairfield County, Ohio, United States. The population was 304 at the 2020 census. Much of the village is listed on the National Register of Historic Places as the Rushville Historic District.

Fairfield County is a county located in the U.S. state of Ohio. As of the 2020 census, the population was 158,921. Its county seat and largest city is Lancaster. Its name is a reference to the Fairfield area of the original Lancaster.