There was a combined almost $7 million of land and rural real estate for sale in Shelby County, Iowa, recently on Land.com. The total acreage of all Shelby County farms and ranches for sale was 1,000 acres. Shelby County ranks 81st in the Cyclone State for the combined amount of land currently advertised for sale. Of all ranches, farms, hunting land and other rural land and acreage for sale in Shelby County, Shelby had the most land for sale. Shelby County is the 25th biggest county (591 square miles) in Iowa. It's located in the Western Iowa region of the state.