32735 -- U.S. ZIP code Municipality (1990): GRAND ISLAND, Florida All ZIPs for this municipality (1990): 32735 Population (2000): 2532 Housing Units (2000): 1337 Land area (2000): 5.091505 sq. miles (13.186936 sq. km) Water area (2000): 0.909689 sq. miles (2.356083 sq. km) Total area (2000): 6.001194 sq. miles (15.543019 sq. km) Located within: Florida (FL) Location: 28.893559 N, 81.743439 W