Sac County is in Western Iowa. Of the 99 counties in the state, 578-square-mile Sac County ranks 37th by size. There is nearly 1,000 acres of residential land for sale in Sac County, Iowa, based on recent Land Network data, making it the most common type of land for sale in Sac County. The combined market value of farms and ranches for sale here is around $3 million. The average price of residential acreage for sale in Sac County was $188,328. The county has a rural, farm-based economy. Browse all residential land and rural property for sale in Iowa to find residential land and properties that suit your lifestyle needs, from existing residential homes and estates to land ready for future residential-property development.