The overall value of land for sale in Cass County, Iowa, recently on Land.com was nearly $8 million. This represents 1,000 acres of farms, ranches, and rural real estate for sale in Cass County. Cass County ranks 67th out of 99 counties in Iowa for the total number of acres of land currently advertised for sale. Of all locations in Cass County with farms, ranches, and rural real estate for sale, Atlantic had the most land for sale. Cass County is Iowa's 60th largest county (564 square miles). It's located in the Western Iowa region of the state.