Caribou County is in Southeastern Idaho. Of the 44 counties in the Gem State, Caribou County is 18th in terms of its size (1 million acres). Recent listings of residential land for sale in Caribou County, Idaho, totals about 1,000 acres and a combined market value of almost $17 million. The most common type of land for sale by combined acreage in Caribou County is undeveloped land. The average price of residential acreage for sale in Caribou County was $614,585. Browse all residential land and rural property for sale in Idaho 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.