Haakon County ranks 52nd in the Mount Rushmore State for the total acreage of land currently advertised for sale. Of all locations in Haakon County with farms and ranches for sale, Milesville featured the most land for sale. Its economy is defined as agricultural, with 287 farms recorded in the county during the most recent U.S. Census. Farming activities in Haakon County generate annual revenues of $10 million, the majority of which comes from livestock products. Haakon County is one of the ten biggest counties in South Dakota (1,826 square miles). It's located in the Black Hills & Badlands South Dakota region of the state.