Hamilton County is in Central Iowa. Of the 99 counties in the Cyclone State, Hamilton County ranks 38th in terms of size (577 square miles). There is nearly 1,000 acres of residential land for sale in Hamilton County, Iowa, based on recent Land Network data. The combined market value of ranches, farms, hunting land and other rural land and acreage for sale here is about $13 million. The average price of residential land for sale in Hamilton County was $282,638. The economy here is largely agricultural. 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.