Madison County is in Southeast Missouri. Of the 115 counties in the Show Me State, Madison County is 88th in terms of its size (318,464 acres). The total value of nearly 1,000 acres of residential land recently listed for sale in Missouri's Madison County was nearly $5 million. The average price of residential acreage for sale in Madison County was $298,070. Browse all residential land and rural property for sale in Missouri 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.