Marion County is in Coastal Mississippi. Of the 82 counties in the state, Marion County ranks 45th in terms of size (548 square miles). There is almost 1,000 acres of residential land for sale in Marion County, Mississippi, based on recent Land Network data, making it the most common type of land for sale in Marion County. The combined market value of land and rural real estate for sale here is approximately $6 million. The average price of residential land for sale in Marion County was $227,432. Browse all residential land and rural property for sale in Mississippi 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.