New Haven, MO -- U.S. city in Missouri Population (2000): 1867 Housing Units (2000): 778 Land area (2000): 2.853875 sq. miles (7.391503 sq. km) Water area (2000): 0.150666 sq. miles (0.390224 sq. km) Total area (2000): 3.004541 sq. miles (7.781727 sq. km) FIPS code: 51914 Located within: Missouri (MO), FIPS 29 Location: 38.604989 N, 91.218137 W ZIP Codes (1990): 63068 Note: some ZIP codes may be omitted esp. for suburbs. Headwords: New Haven, MO New Haven