Land for sale in Jackson County recently totaled almost $8 million and nearly 3,000 acres. Jackson County ranks 45th in the Coyote State for the combined amount of land currently advertised for sale. Among cities in Jackson County with land for sale, Interior had the most land for sale. Agriculture and farming drives the Jackson County economy, with 299 farms recorded in the county during the U.S. Census in 2012. Farming activities in Jackson County generate annual revenues of $4 million, the majority of which comes from livestock products. Jackson County is one of the ten largest counties in South Dakota (1,871 square miles). It's located in the Black Hills & Badlands South Dakota region of the state.