A combined almost 6,000 acres were listed for sale in Fairfield County recently; the value of all Fairfield County land and rural real estate for sale was $107 million. Fairfield County ranks 34th out of 46 counties in South Carolina for the total number of acres of land currently advertised for sale. Among cities in Fairfield County with farms and rural land for sale, Ridgeway featured the most land for sale. Fairfield County is the 19th largest county (709 square miles) in South Carolina. It's located in the Midlands South Carolina region of the state.