33431 -- U.S. ZIP code Municipality (1990): BOCA RATON, Florida All ZIPs for this municipality (1990): 33428 33431 33432 33433 33434 33486 33496 33498 Population (2000): 17386 Housing Units (2000): 7991 Land area (2000): 9.171398 sq. miles (23.753811 sq. km) Water area (2000): 0.044657 sq. miles (0.115660 sq. km) Total area (2000): 9.216055 sq. miles (23.869471 sq. km) Located within: Florida (FL) Location: 26.381304 N, 80.096239 W