Land for sale in Kingsbury County, South Dakota, recently totaled approximately $5 million and approximately 1,000 acres. Kingsbury County ranks 28th out of 66 counties in the state for the total acreage of land currently advertised for sale. Among cities in Kingsbury County with land and rural real estate for sale, Lake Preston featured the most land for sale. Its economy is defined as agricultural, with 518 farms recorded in the county during the most recent U.S. Census. Farming activities in Kingsbury County generate annual revenues of $8 million, most of which is from crops. Kingsbury County is the 37th biggest county (863 square miles) in South Dakota. It's located in the Glacial Lakes & Prairies South Dakota region of South Dakota.