A total of nearly 3,000 acres were listed for sale in South Dakota's Roberts County recently, representing a total value of around $6 million in Roberts County farms, ranches, hunting land and other land for sale. Roberts County ranks 13th out of 66 counties in the state for the total number of acres of land currently advertised for sale. Of all locations in Roberts County with farms, ranches, hunting land and other land for sale, Big Stone City had the most land for sale. Its economy is defined as agricultural, with 876 farms recorded in the county during the most recent U.S. Census. Farming activities in Roberts County generate annual revenues of $16 million, most of which is from crops. Roberts County is the 27th largest county (1,135 square miles) in South Dakota. It's located in the Glacial Lakes & Prairies South Dakota region of the state.