Caribou -- U.S. County in Idaho Population (2000): 7304 Housing Units (2000): 3188 Land area (2000): 1766.011350 sq. miles (4573.948205 sq. km) Water area (2000): 32.612699 sq. miles (84.466498 sq. km) Total area (2000): 1798.624049 sq. miles (4658.414703 sq. km) Located within: Idaho (ID), FIPS 16 Location: 42.726467 N, 111.662032 W Headwords: Caribou Caribou, ID Caribou County Caribou County, ID