Clay County is in Southern Illinois. Of the 102 counties in the Inland Empire, Clay County ranks 60th in terms of size (300,501 acres). The total value of almost 3,000 acres of undeveloped land recently listed for sale in Illinois's Clay County was around $13 million. The average price of undeveloped land for sale in Clay County was $2 million. Some suggested uses for undeveloped land currently for sale in Clay County include for hunting/fishing, commercial, and agriculture use. Some common wildlife species to be found on undeveloped land for sale in Clay County include whitetail deer, turkey, deer, dove and ducks. Current commercial applications for commercial property for sale in Clay County include for hunting/fishing, commercial and agriculture use. Browse all Illinois undeveloped acreage for sale on the Land Network to find your next commercial property or land investment.