There was a total of around $36 million of land for sale in Fall River County recently on Land.com. The total acreage of all Fall River County farms, ranches, hunting land and other land for sale was approximately 2,000 acres. Fall River County ranks seventh out of 66 counties in the Coyote State for the total acreage of land currently advertised for sale. Of all farms, ranches, hunting land and other land for sale in Fall River County, Hot Springs featured the most land for sale. From an economic perspective, government and state-level services contribute most to Fall River County's overall GDP. Fall River County is the 12th biggest county (1,749 square miles) in South Dakota. It's located in the Black Hills & Badlands South Dakota region of the state.