New Hampton, IA -- U.S. city in Iowa Population (2000): 3692 Housing Units (2000): 1658 Land area (2000): 2.897989 sq. miles (7.505758 sq. km) Water area (2000): 0.000000 sq. miles (0.000000 sq. km) Total area (2000): 2.897989 sq. miles (7.505758 sq. km) FIPS code: 56100 Located within: Iowa (IA), FIPS 19 Location: 43.059701 N, 92.314703 W ZIP Codes (1990): 50659 Note: some ZIP codes may be omitted esp. for suburbs. Headwords: New Hampton, IA New Hampton