60516 -- U.S. ZIP code Municipality (1990): DOWNERS GROVE, Illinois All ZIPs for this municipality (1990): 60515 60516 Population (2000): 30593 Housing Units (2000): 11408 Land area (2000): 8.239520 sq. miles (21.340257 sq. km) Water area (2000): 0.079566 sq. miles (0.206075 sq. km) Total area (2000): 8.319086 sq. miles (21.546332 sq. km) Located within: Illinois (IL) Location: 41.761463 N, 88.013341 W