Morgan County is in Western Illinois. Of the 102 counties in the state, Morgan County is 43rd in terms of its size (366,269 acres). Recent listings of residential land for sale in Illinois's Morgan County totals nearly 1,000 acres and a combined market value of roughly $3 million. The most common type of land for sale by combined acreage in Morgan County is house. The average price of residential acreage for sale in Morgan County was $207,646. 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.