As of the 2000 Census, the population of Caribou County Idaho is, 7,304.
Benewah County Idaho was established in 1915.
Idaho County Idaho was established in 1864.
The total area of Caribou County Idaho is, 1,744 sq mi, (4,574 km sq).
Franklin County Idaho was established in 1913.
Bonneville County Idaho was established in 1911.
Butte County Idaho was established in 1917.
Canyon County Idaho was established in 1892.
Cassia County Idaho was established in 1879.
Clark County Idaho was established in 1919.
Clearwater County Idaho was established in 1911.
Custer County Idaho was established in 1881.