Land for Sale including Residential Properties in Saint Clair County, Illinois

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Residential Property in Saint Clair County, Illinois

Saint Clair County is in Southwest Illinois. Of the 102 counties in the Inland Empire, Saint Clair County is 29th in terms of its size (673 square miles). Saint Clair County, Illinois, has almost 1,000 acres of residential land and property for sale based on recent Land Network data. The combined market value of farms, hunting land and other rural land and acreage for sale here was roughly $40 million. The average price of residential land for sale in Saint Clair County was $348,073. 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.