Land for sale in Louisiana's Ouachita Parish recently totaled almost $61 million and around 4,000 acres. Ouachita Parish ranks 12th out of 64 counties in the state for the combined amount of land currently advertised for sale. Of all locations in Ouachita Parish with farms, hunting land and other rural land and acreage for sale, West Monroe had the most land for sale. Ouachita Parish is the 43rd biggest county (631 square miles) in Louisiana. It's located in the Sportsman's Paradise Louisiana region of Louisiana.