A total of approximately 1,000 acres were listed for sale in Sioux County recently, representing a combined nearly $17 million in Sioux County ranches, farms, hunting land and other rural land and acreage for sale. Sioux County ranks 50th out of 99 counties in Iowa for the total acreage of land currently advertised for sale. Among cities in Sioux County with farms, ranches, and rural real estate for sale, Sioux Center had the most land for sale. Sioux County is one of the ten largest counties in Iowa (768 square miles). It's located in the Western Iowa region of Iowa.