Located in Eastern Iowa, 792-square-mile Clayton County is one of the ten biggest counties in the state. There is 1,000 acres of residential land and property for sale in Iowa's Clayton County based on recent Land Network data, making it the most common type of land for sale in Clayton County. The combined market value of farms, ranches, hunting land and other land for sale here is approximately $7 million. The average price of residential land for sale in Clayton County was $284,582. 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.