Madrid, IA -- U.S. city in Iowa Population (2000): 2264 Housing Units (2000): 975 Land area (2000): 1.150192 sq. miles (2.978983 sq. km) Water area (2000): 0.000000 sq. miles (0.000000 sq. km) Total area (2000): 1.150192 sq. miles (2.978983 sq. km) FIPS code: 48450 Located within: Iowa (IA), FIPS 19 Location: 41.875435 N, 93.819931 W ZIP Codes (1990): 50156 Note: some ZIP codes may be omitted esp. for suburbs. Headwords: Madrid, IA Madrid