30521 -- U.S. ZIP code Municipality (1990): CARNESVILLE, Georgia All ZIPs for this municipality (1990): 30521 Population (2000): 4549 Housing Units (2000): 1899 Land area (2000): 93.367604 sq. miles (241.820974 sq. km) Water area (2000): 0.086310 sq. miles (0.223543 sq. km) Total area (2000): 93.453914 sq. miles (242.044517 sq. km) Located within: Georgia (GA) Location: 34.360544 N, 83.285449 W