Lilburn, GA -- U.S. city in Georgia Population (2000): 11307 Housing Units (2000): 4049 Land area (2000): 6.153174 sq. miles (15.936648 sq. km) Water area (2000): 0.045785 sq. miles (0.118582 sq. km) Total area (2000): 6.198959 sq. miles (16.055230 sq. km) FIPS code: 46356 Located within: Georgia (GA), FIPS 13 Location: 33.888853 N, 84.140897 W ZIP Codes (1990): 30247 Note: some ZIP codes may be omitted esp. for suburbs. Headwords: Lilburn, GA Lilburn