Madison County is in Southwest Illinois. Of the 102 counties in the Prairie State, Madison County is 20th in terms of its size (473,950 acres). The total value of roughly 1,000 acres of undeveloped land recently listed for sale in Madison County, Illinois, was nearly $40 million. The average price of undeveloped acreage for sale in Madison County was $225,608. Some suggested uses for undeveloped land currently for sale in Madison County include for hunting/fishing, commercial, and agriculture use. Some common wildlife species to be found on undeveloped land for sale in Madison County include whitetail deer, turkey, deer, dove and ducks. Current commercial applications for commercial property for sale in Madison 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.