Gallatin -- U.S. County in Kentucky Population (2000): 7870 Housing Units (2000): 3362 Land area (2000): 98.806378 sq. miles (255.907333 sq. km) Water area (2000): 5.867530 sq. miles (15.196831 sq. km) Total area (2000): 104.673908 sq. miles (271.104164 sq. km) Located within: Kentucky (KY), FIPS 21 Location: 38.749513 N, 84.873611 W Headwords: Gallatin Gallatin, KY Gallatin County Gallatin County, KY