The combined value of farms and rural land for sale in McLean County, Illinois, recently on Land.com was around $24 million. This represents almost 1,000 acres of farms and rural real estate for sale in McLean County. McLean County ranks 29th in the state for the total number of acres of land currently advertised for sale. There were two properties listed as sold in McLean County through the Land Network Comparable Sales Program. This represented a total value of $2,677,788. Of all farms, hunting land and other rural land and acreage for sale in McLean County, Carlock had the most land for sale. McLean County is one of the ten largest counties in Illinois (1,186 square miles). It's located in the Central Illinois region of the state.