25 Results

Land for Sale including Homes in Williamson County, Illinois

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The value of all land for sale in Illinois's Williamson County recently was approximately $49 million, representing a combined 1,856 acres of land for sale in Williamson County. Williamson County ranks 17th in Illinois for the combined amount of land currently advertised for sale. Marion had the most land for sale. Government and state-level services are the main economic drivers in Williamson County. Williamson County is Illinois's 65th biggest county (444 square miles). It's located in the Southern Illinois region of the state.