Marion County is in Southern Illinois. Of the 102 counties in the Land of Lincoln, Marion County ranks 42nd in terms of size (368,666 acres). Recent Land Network data includes almost 1,000 acres of undeveloped land for sale in Illinois's Marion County, which is valued at a combined $3 million. The average price of undeveloped land for sale in Marion County was $198,300. Some suggested uses for undeveloped land currently for sale in Marion County include for hunting/fishing, commercial, and agriculture use. Some common wildlife species to be found on undeveloped land for sale in Marion County include whitetail deer, turkey, deer, dove and ducks. Current commercial applications for commercial property for sale in Marion County include for hunting/fishing, commercial and agriculture use. Browse all Illinois undeveloped land for sale on the Land Network to find your next commercial property or land investment.