30035 -- U.S. ZIP code Municipality (1990): DECATUR, Georgia All ZIPs for this municipality (1990): 30030 30032 30033 30034 30035 Population (2000): 19151 Housing Units (2000): 6861 Land area (2000): 8.325109 sq. miles (21.561933 sq. km) Water area (2000): 0.089358 sq. miles (0.231435 sq. km) Total area (2000): 8.414467 sq. miles (21.793368 sq. km) Located within: Georgia (GA) Location: 33.725739 N, 84.211144 W