There was a combined nearly $700,000 of farms and ranches for sale in South Dakota's Spink County recently on Land.com. The total acreage of all Spink County ranches, farms, hunting land and other rural land and acreage for sale was nearly 1,000 acres. Spink County ranks 33rd in the state for the combined amount of land currently advertised for sale. Redfield had the most land for sale. Spink County has a large agricultural economy, with 675 farms recorded in the county during the latest U.S. Census. Farming activities in Spink County generate annual revenues of $17 million, most of which is from crops. Spink County is the 18th biggest county (1,509 square miles) in South Dakota. It's located in the Glacial Lakes & Prairies South Dakota region of the state.