A total of nearly 2,000 acres were listed for sale in Hughes County recently, representing a combined nearly $15 million in Hughes County land and rural real estate for sale. Hughes County ranks 17th out of 66 counties in the Mount Rushmore State for the total acreage of land currently advertised for sale. Of all farms and ranches for sale in Hughes County, Pierre featured the most land for sale. From an economic perspective, government and state-level services contribute most to Hughes County's overall GDP. Hughes County is the 42nd largest county (800 square miles) in South Dakota. It's located in the Great Lakes South Dakota region of South Dakota.