Of 102 counties in the Land of Lincoln, Sangamon County ranks 10th in terms of size (877 square miles). Sangamon County is in Central Illinois. There is about 1,000 acres of lakefront land and property for sale in Sangamon County, Illinois, based on recent Land Network data. The combined market value of farms, rural land, hunting land and other land for sale here is almost $600,000. Browse all waterfront property for sale in Sangamon County on the Land Network to find the marina, lakefront and other recreational property that meets your needs, from waterside land perfect as a retirement investment to existing residential waterfront land and property for hunting, fishing and other outdoor-recreation pursuits! The most common type of land for sale by combined acreage in Sangamon County is homesite.