Smackover School District 39 is a school district based in Smackover, Arkansas. The school district supports more than 900 students in Pre-Kindergarten through grade 12 and encompasses 238.91 square miles (618.8 km2) of land in Union County, Ouachita County, and Columbia County and supports either all, or portions, of Smackover, El Dorado, Mount Holly, Magnolia, Louann, and Stephens.