Hardin County is in Southern Illinois. Of the 102 counties in the Prairie State, Hardin County ranks 101st in terms of size (181 square miles). Recent Land Network data shows around 1,000 acres of undeveloped land for sale in Illinois's Hardin County, which is valued at a combined $238,000. The average price of undeveloped acreage for sale in Hardin County was $79,333. Some suggested uses for undeveloped land currently for sale in Hardin County include for commercial, hunting/fishing, and agriculture use. Some common wildlife species to be found on undeveloped land for sale in Hardin County include whitetail deer, turkey, deer, ducks, dove, quail and waterfowl. Current commercial applications for commercial property for sale in Hardin County include for commercial, hunting/fishing and agriculture use. Browse all Illinois undeveloped land for sale on the Land Network to find your next commercial property or land investment.