Land for Sale including Residential Properties in Warren County, Illinois

Warren County is in Western Illinois. Of the 102 counties in the Prairie State, Warren County is 49th in terms of its size (347,534 acres). The total value of roughly 1,000 acres of residential land recently listed for sale in Warren County, Illinois, was $2 million. The average price of residential land for sale in Warren County was $284,780. 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.