Madisonville, TX -- U.S. city in Texas Population (2000): 4159 Housing Units (2000): 1653 Land area (2000): 4.145467 sq. miles (10.736711 sq. km) Water area (2000): 0.154829 sq. miles (0.401006 sq. km) Total area (2000): 4.300296 sq. miles (11.137717 sq. km) FIPS code: 45996 Located within: Texas (TX), FIPS 48 Location: 30.950915 N, 95.912623 W ZIP Codes (1990): 77864 Note: some ZIP codes may be omitted esp. for suburbs. Headwords: Madisonville, TX Madisonville