Franklin -- U.S. County in Alabama Population (2000): 31223 Housing Units (2000): 13749 Land area (2000): 635.644709 sq. miles (1646.312169 sq. km) Water area (2000): 10.864900 sq. miles (28.139961 sq. km) Total area (2000): 646.509609 sq. miles (1674.452130 sq. km) Located within: Alabama (AL), FIPS 01 Location: 34.465405 N, 87.832638 W Headwords: Franklin Franklin, AL Franklin County Franklin County, AL