Hayesville, IA -- U.S. city in Iowa Population (2000): 64 Housing Units (2000): 32 Land area (2000): 0.255474 sq. miles (0.661675 sq. km) Water area (2000): 0.000000 sq. miles (0.000000 sq. km) Total area (2000): 0.255474 sq. miles (0.661675 sq. km) FIPS code: 35445 Located within: Iowa (IA), FIPS 19 Location: 41.264570 N, 92.248880 W ZIP Codes (1990): Note: some ZIP codes may be omitted esp. for suburbs. Headwords: Hayesville, IA Hayesville