A total of 1,000 acres were listed for sale in Spink County recently, representing a total value of almost $3 million in Spink County land for sale. Spink County ranks 36th out of 66 counties in the state for the total acreage of land currently advertised for sale. Redfield had the most land for sale. Agriculture and farming drives the Spink County economy, with 675 farms recorded in the county during the U.S. Census in 2012. Farming activities in Spink County generate annual revenues of $17 million, most of which is from crops. Spink County is the 18th largest county (1,509 square miles) in South Dakota. It's located in the Glacial Lakes & Prairies South Dakota region of the state.