A combined almost 2,000 acres were listed for sale in Champaign County recently; the overall value of all Champaign County farmsand rural real estate for sale was nearly $87 million. Champaign County ranks 14th out of 102 counties in Illinois for the total acreage of land currently advertised for sale. Of all locations in Champaign County with farms and rural land for sale, Urbana featured the most land for sale. From an economic perspective, government and state-level services contribute most to Champaign County's overall GDP. Champaign County is one of the ten biggest counties in Illinois (998 square miles). It's located in the Central Illinois region of Illinois.