33434 -- 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): 20728 Housing Units (2000): 13184 Land area (2000): 7.162269 sq. miles (18.550191 sq. km) Water area (2000): 0.193575 sq. miles (0.501357 sq. km) Total area (2000): 7.355844 sq. miles (19.051548 sq. km) Located within: Florida (FL) Location: 26.382408 N, 80.166996 W