Danbury, IA -- U.S. city in Iowa Population (2000): 384 Housing Units (2000): 197 Land area (2000): 0.409027 sq. miles (1.059374 sq. km) Water area (2000): 0.000000 sq. miles (0.000000 sq. km) Total area (2000): 0.409027 sq. miles (1.059374 sq. km) FIPS code: 18390 Located within: Iowa (IA), FIPS 19 Location: 42.236002 N, 95.721755 W ZIP Codes (1990): 51019 Note: some ZIP codes may be omitted esp. for suburbs. Headwords: Danbury, IA Danbury