60096 -- U.S. ZIP code Municipality (1990): WINTHROP HARBOR, Illinois All ZIPs for this municipality (1990): 60096 Population (2000): 6853 Housing Units (2000): 2491 Land area (2000): 5.645437 sq. miles (14.621613 sq. km) Water area (2000): 0.022812 sq. miles (0.059082 sq. km) Total area (2000): 5.668249 sq. miles (14.680695 sq. km) Located within: Illinois (IL) Location: 42.480670 N, 87.830186 W