Gatesville, TX -- U.S. city in Texas Population (2000): 15591 Housing Units (2000): 2963 Land area (2000): 8.689871 sq. miles (22.506662 sq. km) Water area (2000): 0.008127 sq. miles (0.021050 sq. km) Total area (2000): 8.697998 sq. miles (22.527712 sq. km) FIPS code: 29168 Located within: Texas (TX), FIPS 48 Location: 31.436755 N, 97.735257 W ZIP Codes (1990): Note: some ZIP codes may be omitted esp. for suburbs. Headwords: Gatesville, TX Gatesville