Winnsboro, TX -- U.S. city in Texas Population (2000): 3584 Housing Units (2000): 1491 Land area (2000): 3.680155 sq. miles (9.531556 sq. km) Water area (2000): 0.000234 sq. miles (0.000607 sq. km) Total area (2000): 3.680389 sq. miles (9.532163 sq. km) FIPS code: 79816 Located within: Texas (TX), FIPS 48 Location: 32.957613 N, 95.289904 W ZIP Codes (1990): 75494 Note: some ZIP codes may be omitted esp. for suburbs. Headwords: Winnsboro, TX Winnsboro