30076 -- U.S. ZIP code Municipality (1990): ROSWELL, Georgia All ZIPs for this municipality (1990): 30075 30076 Population (2000): 41992 Housing Units (2000): 16276 Land area (2000): 16.841556 sq. miles (43.619427 sq. km) Water area (2000): 0.210492 sq. miles (0.545172 sq. km) Total area (2000): 17.052048 sq. miles (44.164599 sq. km) Located within: Georgia (GA) Location: 34.032532 N, 84.317749 W