Under 18 years · Sex and age

Sex and age › Total population › Under 18 years

Gwinnett County255,158 ± 35

Fulton County224,708 ± 212

Cobb County174,967

DeKalb County174,042 ± 105

Clayton County80,080

Forsyth County68,772

Cherokee County64,003 ± 76

Henry County62,617

Douglas County37,449

Fayette County27,500

Rockdale County22,585 ± 28