The value of all ranches, farms, hunting land and other rural land and acreage for sale in Cass County recently was nearly $7 million, representing a combined 316 acres of land for sale in Cass County. Cass County ranks 70th out of 99 counties in the Hawkeye State for the total number of acres of land currently advertised for sale. Of all locations in Cass County with farms and ranches for sale, Atlantic had the most land for sale. Cass County is Iowa's 60th biggest county (564 square miles). It's located in the Western Iowa region of the state.