30060 -- U.S. ZIP code Municipality (1990): MARIETTA, Georgia All ZIPs for this municipality (1990): 30060 30062 30064 30066 30067 30068 Population (2000): 35980 Housing Units (2000): 13809 Land area (2000): 16.319915 sq. miles (42.268385 sq. km) Water area (2000): 0.116249 sq. miles (0.301083 sq. km) Total area (2000): 16.436164 sq. miles (42.569468 sq. km) Located within: Georgia (GA) Location: 33.932052 N, 84.547463 W