Maynard, IA -- U.S. city in Iowa Population (2000): 500 Housing Units (2000): 238 Land area (2000): 0.991738 sq. miles (2.568589 sq. km) Water area (2000): 0.025529 sq. miles (0.066121 sq. km) Total area (2000): 1.017267 sq. miles (2.634710 sq. km) FIPS code: 50610 Located within: Iowa (IA), FIPS 19 Location: 42.774493 N, 91.878293 W ZIP Codes (1990): 50655 Note: some ZIP codes may be omitted esp. for suburbs. Headwords: Maynard, IA Maynard