Grimes, IA -- U.S. city in Iowa Population (2000): 5098 Housing Units (2000): 1958 Land area (2000): 8.952940 sq. miles (23.188006 sq. km) Water area (2000): 0.026762 sq. miles (0.069312 sq. km) Total area (2000): 8.979702 sq. miles (23.257318 sq. km) FIPS code: 33060 Located within: Iowa (IA), FIPS 19 Location: 41.682939 N, 93.784438 W ZIP Codes (1990): 50111 Note: some ZIP codes may be omitted esp. for suburbs. Headwords: Grimes, IA Grimes