Richland Hills, TX -- U.S. city in Texas Population (2000): 8132 Housing Units (2000): 3334 Land area (2000): 3.146345 sq. miles (8.148996 sq. km) Water area (2000): 0.002990 sq. miles (0.007743 sq. km) Total area (2000): 3.149335 sq. miles (8.156739 sq. km) FIPS code: 61844 Located within: Texas (TX), FIPS 48 Location: 32.810080 N, 97.226369 W ZIP Codes (1990): Note: some ZIP codes may be omitted esp. for suburbs. Headwords: Richland Hills, TX Richland Hills