There was a combined almost $9 million of farms, rural land, hunting land and other land for sale in Coles County, Illinois, recently on Land.com. The total acreage of all Coles County land and rural real estate for sale was approximately 1,000 acres. Coles County ranks 35th in the Inland Empire for the combined amount of land currently advertised for sale. Of all locations in Coles County with farms, hunting land and other rural land and acreage for sale, Mattoon had the most land for sale. Government and state-level services are the main economic drivers in Coles County. Coles County is Illinois's 53rd largest county (510 square miles). It's located in the Central Illinois region of Illinois.