60021 -- U.S. ZIP code Municipality (1990): FOX RIVER GROVE, Illinois All ZIPs for this municipality (1990): 60021 Population (2000): 5877 Housing Units (2000): 2110 Land area (2000): 2.457869 sq. miles (6.365851 sq. km) Water area (2000): 0.000000 sq. miles (0.000000 sq. km) Total area (2000): 2.457869 sq. miles (6.365851 sq. km) Located within: Illinois (IL) Location: 42.194946 N, 88.216763 W