Brookhaven city, GA Population By Age Group and Age Cohort in 2021 (ACS-5Yrs)

Updated on February 28, 2025.

Based on the US Census ACS-5Yrs estimates, in 2021, among the 54.90K Brookhaven city, GA population, the 25-29yrs age group constituted the highest percentage of the population (11.03%), followed by the 30-34yrs age group (10.33%), and the 35-39yrs age group (9.79%).

In the case of age cohorts, Adults (18-64yrs) constituted the highest percentage of the total population (67.89%), followed by Children (0-17yrs) (22.23%), and Seniors (65yrs and Over) (9.88%).

The first and second charts below shows the percentage of the population by age group and age cohort respectively. The table below also shows the number and percentages for each age group and age cohort.

You can also see similar information for other Georgia cities and places, and for Georgia.

Data Source: US Census Bureau.
Brookhaven city, GA Percentages of Population By Age Group in 2021
25-29yrs
30-34yrs
35-39yrs
Under 5yrs
40-44yrs
5-9yrs
45-49yrs
55-59yrs
20-24yrs
60-64yrs
Brookhaven city, GA Percentages of Population By Age Cohort in 2021
Adults (18-64yrs)
Children (0-17yrs)
Seniors (65yrs and Over)
Brookhaven city, GA Population By Age Group in 2021
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Age Group Number of People % of Total
25-29yrs 6055 11.03
30-34yrs 5671 10.33
35-39yrs 5375 9.79
Under 5yrs 4821 8.78
40-44yrs 4024 7.33
5-9yrs 3551 6.47
45-49yrs 3444 6.27
55-59yrs 3310 6.03
20-24yrs 3205 5.84
60-64yrs 2688 4.90
50-54yrs 2601 4.74
10-14yrs 2462 4.48
15-19yrs 2269 4.13
65-69yrs 1991 3.63
70-74yrs 1487 2.71
75-79yrs 864 1.57
85yrs and Over 658 1.20
80-84yrs 426 0.78
Brookhaven city, GA Population By Age Cohort in 2021
0 of 0
Age Cohort Number of People % of Total
Adults (18-64yrs) 37273 67.89
Children (0-17yrs) 12203 22.23
Seniors (65yrs and Over) 5426 9.88