There was a combined $353 million of land for sale in Lexington County recently on Land.com. The total size of all Lexington County farms, hunting land and other rural land and acreage for sale was approximately 5,000 acres. Lexington County ranks fifth in South Carolina for the combined amount of land currently advertised for sale. Of all locations in Lexington County with land and rural real estate for sale, Lexington had the most land for sale. Lexington County is the 15th biggest county (757 square miles) in South Carolina. It's located in the Midlands South Carolina region of South Carolina.