Of 64 counties in the Creole State, Union Parish is 19th in terms of its size (905 square miles). Union Parish is in Sportsman's Paradise Louisiana. Louisiana's Union Parish has approximately 1,000 acres of farms for sale based on recent Land Network data. The combined market value of farms, hunting land and other rural land and acreage for sale here was $800,000. Browse all Union Parish farms for sale on the Land Network to find the farm, cattle operation, hobby farm or other farm property that's right for your future business or lifestyle needs. The most common type of land for sale by combined acreage in Union Parish is undeveloped land.