Hamilton County is in Southern Illinois. Of the 102 counties in the Prairie State, Hamilton County ranks 68th in terms of size (435 square miles). Recent Land Network data shows 1,000 acres of undeveloped land for sale in Illinois's Hamilton County, which is valued at a combined $845,480. The average price of undeveloped land for sale in Hamilton County was $140,913. The economy here is largely agricultural. Some suggested uses for undeveloped land currently for sale in Hamilton County include for commercial, agriculture, and hunting/fishing use. Some common wildlife species to be found on undeveloped land for sale in Hamilton County include turkey, whitetail deer, ducks and geese. Current commercial applications for commercial property for sale in Hamilton County include for commercial, agriculture and hunting/fishing use. Browse all Illinois undeveloped land for sale on the Land Network to find your next commercial property or land investment.