Trinidad, TX -- U.S. city in Texas Population (2000): 1091 Housing Units (2000): 474 Land area (2000): 14.856371 sq. miles (38.477823 sq. km) Water area (2000): 0.231805 sq. miles (0.600371 sq. km) Total area (2000): 15.088176 sq. miles (39.078194 sq. km) FIPS code: 73652 Located within: Texas (TX), FIPS 48 Location: 32.147365 N, 96.090791 W ZIP Codes (1990): 75163 Note: some ZIP codes may be omitted esp. for suburbs. Headwords: Trinidad, TX Trinidad