The combined value of farms, ranches, hunting land and other land for sale in McCook County, South Dakota, recently on Land.com was approximately $10 million. This represents almost 1,000 acres of farms, ranches, hunting land and other land for sale in McCook County. McCook County ranks 19th out of 66 counties in the Coyote State for the total number of acres of land currently advertised for sale. Of all land for sale in McCook County, Canistota featured the most land for sale. McCook County has a large agricultural economy, with 568 farms recorded in the county during the latest U.S. Census. Farming activities in McCook County generate annual revenues of $39 million, most of which is from crops. McCook County is the 53rd biggest county (576 square miles) in South Dakota. It's located in the Southeast South Dakota region of South Dakota.