Hiawatha, KS -- U.S. city in Kansas Population (2000): 3417 Housing Units (2000): 1646 Land area (2000): 2.234431 sq. miles (5.787150 sq. km) Water area (2000): 0.000000 sq. miles (0.000000 sq. km) Total area (2000): 2.234431 sq. miles (5.787150 sq. km) FIPS code: 31675 Located within: Kansas (KS), FIPS 20 Location: 39.852530 N, 95.536429 W ZIP Codes (1990): Note: some ZIP codes may be omitted esp. for suburbs. Headwords: Hiawatha, KS Hiawatha