Jefferson Parish is in Cajun Country Louisiana. Of the 64 counties in the Pelican State, Jefferson Parish ranks 40th in terms of size (642 square miles). Recent listings of residential land for sale in Louisiana's Jefferson Parish totals nearly 1,000 acres and a combined market value of nearly $11 million. The most common type of land for sale by combined acreage in Jefferson Parish is homesite. The average price of residential land for sale in Jefferson Parish was $687,124. Browse all residential land and rural property for sale in Louisiana 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.