Gwinnett County

Berkeley Lake
Buford
Dacula
Duluth
Grayson
Lawrenceville
Lilburn
Norcross
Snellville
Sugar Hill
Suwanee
HASC code :US-GA-GW
FIPS 6-4 code :13135
Capital :Lawrenceville
Largest city :Lawrenceville
Elevation :High : Buford 1,187 ft
Low : Sugar Hill 0 ft
Population :588,448
Land Area :433 sq mi
(1,121 km²)
Density :1,359.00/sq mi
(524.71/km²)
Time zone :UTC -5
Website :http://www.co.gwinnett.ga.us