Sunset Hills, MO -- U.S. city in Missouri Population (2000): 8267 Housing Units (2000): 3337 Land area (2000): 9.032306 sq. miles (23.393564 sq. km) Water area (2000): 0.000000 sq. miles (0.000000 sq. km) Total area (2000): 9.032306 sq. miles (23.393564 sq. km) FIPS code: 71746 Located within: Missouri (MO), FIPS 29 Location: 38.535570 N, 90.403759 W ZIP Codes (1990): Note: some ZIP codes may be omitted esp. for suburbs. Headwords: Sunset Hills, MO Sunset Hills