33825 -- U.S. ZIP code Municipality (1990): AVON PARK, Florida All ZIPs for this municipality (1990): 33825 Population (2000): 23257 Housing Units (2000): 11439 Land area (2000): 197.179302 sq. miles (510.692027 sq. km) Water area (2000): 6.519003 sq. miles (16.884139 sq. km) Total area (2000): 203.698305 sq. miles (527.576166 sq. km) Located within: Florida (FL) Location: 27.600470 N, 81.509323 W