Henrietta, MO -- U.S. city in Missouri Population (2000): 457 Housing Units (2000): 149 Land area (2000): 0.597416 sq. miles (1.547300 sq. km) Water area (2000): 0.000000 sq. miles (0.000000 sq. km) Total area (2000): 0.597416 sq. miles (1.547300 sq. km) FIPS code: 31654 Located within: Missouri (MO), FIPS 29 Location: 39.236174 N, 93.936038 W ZIP Codes (1990): 64036 Note: some ZIP codes may be omitted esp. for suburbs. Headwords: Henrietta, MO Henrietta