Franklin -- U.S. County in Tennessee Population (2000): 39270 Housing Units (2000): 16813 Land area (2000): 554.518239 sq. miles (1436.195584 sq. km) Water area (2000): 21.249212 sq. miles (55.035205 sq. km) Total area (2000): 575.767451 sq. miles (1491.230789 sq. km) Located within: Tennessee (TN), FIPS 47 Location: 35.199739 N, 86.099915 W Headwords: Franklin Franklin, TN Franklin County Franklin County, TN