The value of all land and rural real estate for sale in South Dakota's Harding County recently was almost $10 million, representing a total of 9,177 acres of land for sale in Harding County. Harding County ranks 44th in the Coyote State based on the total acres of land for sale of all the counties in the Coyote State. Of all land and rural real estate for sale in Harding County, Buffalo had the most land for sale. Its economy is defined as agricultural, with 250 farms recorded in the county during the most recent 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 biggest counties in South Dakota (2,678 square miles). It's located in the Black Hills & Badlands South Dakota region of the state.