Land for Sale including Residential Properties in Hamilton County, Illinois

McLeansboro is the county seat of Hamilton County, a mostly agricultural region comprising cornfields and small Midwestern farming communities. This often-overlooked area of southern Illinois is also home to a few surprising attractions, including the country's largest archaeological site,?Cahokia Mounds State Historic Site, over 100 wineries and outdoor recreation like bouldering and mountain biking in 280,000-acre Shawnee National Forest. 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). By overall acreage, house is the most common type of land for sale in Hamilton County. Browse all residential property and land for sale in Hamilton County to find residential land and properties that suit your lifestyle needs, from existing residential homes and estates to land ready for future residential-property development.