A total of approximately 10,000 acres were listed for sale in Harding County, South Dakota, recently, representing a total value of around $10 million in Harding County land and rural real estate for sale. Harding County ranks 45th based on the total amount of acres of land for sale among the 66 counties in the Mount Rushmore State. Of all farms, ranches, and rural real estate for sale in Harding County, Camp Crook featured the most land for sale. Harding County has a large agricultural economy, with 250 farms recorded in the county during the latest U.S. Census. Farming activities in Harding County generate annual revenues of $3 million, the majority of which comes from livestock products. Harding County is one of the ten largest counties in South Dakota (2,678 square miles). It's located in the Black Hills & Badlands South Dakota region of South Dakota.