Haakon County ranks 55th out of 66 counties in the Mount Rushmore State for the total acreage of land currently advertised for sale. Of all locations in Haakon County with farms, ranches, and rural real estate for sale, Milesville had the most land for sale. Agriculture and farming drives the Haakon County economy, with 287 farms recorded in the county during the U.S. Census in 2012. 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 largest counties in South Dakota (1,826 square miles). It's located in the Black Hills & Badlands South Dakota region of South Dakota.