Calloway -- U.S. County in Kentucky Population (2000): 34177 Housing Units (2000): 16069 Land area (2000): 386.253883 sq. miles (1000.392922 sq. km) Water area (2000): 24.531594 sq. miles (63.536535 sq. km) Total area (2000): 410.785477 sq. miles (1063.929457 sq. km) Located within: Kentucky (KY), FIPS 21 Location: 36.616903 N, 88.269723 W Headwords: Calloway Calloway, KY Calloway County Calloway County, KY