Caribou County is in Southeastern Idaho. Of the 44 counties in the Gem State, Caribou County is 18th in terms of its size (1,798 square miles). Caribou County, Idaho, includes nearly 1,000 acres of residential land for sale based on recent Land Network data. The combined market value of farms, ranches, hunting land and other land for sale here was about $19 million. The average price of residential land for sale in Caribou County was $616,380. 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.