Lake Dallas, TX -- U.S. city in Texas Population (2000): 6166 Housing Units (2000): 2338 Land area (2000): 2.289233 sq. miles (5.929085 sq. km) Water area (2000): 0.332440 sq. miles (0.861016 sq. km) Total area (2000): 2.621673 sq. miles (6.790101 sq. km) FIPS code: 40516 Located within: Texas (TX), FIPS 48 Location: 33.128297 N, 97.027592 W ZIP Codes (1990): 75065 Note: some ZIP codes may be omitted esp. for suburbs. Headwords: Lake Dallas, TX Lake Dallas