Randolph, IA -- U.S. city in Iowa Population (2000): 209 Housing Units (2000): 88 Land area (2000): 0.317298 sq. miles (0.821798 sq. km) Water area (2000): 0.000000 sq. miles (0.000000 sq. km) Total area (2000): 0.317298 sq. miles (0.821798 sq. km) FIPS code: 65640 Located within: Iowa (IA), FIPS 19 Location: 40.872924 N, 95.566798 W ZIP Codes (1990): 51649 Note: some ZIP codes may be omitted esp. for suburbs. Headwords: Randolph, IA Randolph