Fannin -- U.S. County in Texas Population (2000): 31242 Housing Units (2000): 12887 Land area (2000): 891.453039 sq. miles (2308.852674 sq. km) Water area (2000): 7.707925 sq. miles (19.963433 sq. km) Total area (2000): 899.160964 sq. miles (2328.816107 sq. km) Located within: Texas (TX), FIPS 48 Location: 33.558351 N, 96.151034 W Headwords: Fannin Fannin, TX Fannin County Fannin County, TX