According to the U.S. Census Bureau, Jerauld County has a total area of 533 square miles, of which, 530 square miles of it is land. The county seat is Wessington Springs. A couple of small "game production areas" (GPAs) sit at the southwest corner of the county for hunters looking to hunt public lands. South Dakota has approximately 730 GPAs totaling more than 281,000 acres. Jerauld County ranks 55th out of 66 counties in South Dakota for the total acreage of land currently advertised for sale. Kimball had the most land for sale. Its economy is defined as agricultural, with 233 farms recorded in the county during the most recent U.S. Census. Farming activities in Jerauld County generate annual revenues of $4 million, most of which is from crops. Jerauld County is the 58th biggest county (532 square miles) in South Dakota. It's located in the Glacial Lakes & Prairies South Dakota region of the state.