Located in Eastern Iowa, 792-square-mile Clayton County is one of the ten biggest counties in the state. There is about 1,000 acres of undeveloped land for sale in Iowa's Clayton County based on recent Land Network data. The combined market value of land for sale here is almost $600,000. The average price of undeveloped acreage for sale in Clayton County was $57,839. Some suggested uses for undeveloped land currently for sale in Clayton County include for commercial, hunting/fishing, and agriculture use. Some common wildlife species to be found on undeveloped land for sale in Clayton County include whitetail deer, turkey, pheasant, quail and deer. Current commercial applications for commercial property for sale in Clayton County include for commercial, hunting/fishing and agriculture use. Browse all Iowa undeveloped acreage for sale on the Land Network to find your next commercial property or land investment.