Land for Sale including Residential Properties in Williamson County, Illinois

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Residential Property in Williamson County, Illinois

Williamson County is in Southern Illinois. Of the 102 counties in the Land of Lincoln, Williamson County ranks 65th in terms of size (444 square miles). Recent Land Network data records around 1,000 acres of residential land for sale in Illinois's Williamson County, which is valued at a combined $13 million. The average price of residential acreage for sale in Williamson County was $334,839. Browse all residential land and rural property for sale in Illinois 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.