Lithonia 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 2.58K Lithonia city, GA population, the 10-14yrs age group constituted the highest percentage of the population (16.83%), followed by the Under 5yrs age group (9.54%), and the 5-9yrs age group (9.23%).

In the case of age cohorts, Adults (18-64yrs) constituted the highest percentage of the total population (50.49%), followed by Children (0-17yrs) (40.52%), and Seniors (65yrs and Over) (9.00%).

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.
Lithonia city, GA Percentages of Population By Age Group in 2021
10-14yrs
Under 5yrs
5-9yrs
35-39yrs
40-44yrs
15-19yrs
30-34yrs
20-24yrs
55-59yrs
50-54yrs
Lithonia city, GA Percentages of Population By Age Cohort in 2021
Adults (18-64yrs)
Children (0-17yrs)
Seniors (65yrs and Over)
Lithonia city, GA Population By Age Group in 2021
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Age Group Number of People % of Total
10-14yrs 434 16.83
Under 5yrs 246 9.54
5-9yrs 238 9.23
35-39yrs 209 8.10
40-44yrs 197 7.64
15-19yrs 154 5.97
30-34yrs 152 5.89
20-24yrs 149 5.78
55-59yrs 146 5.66
50-54yrs 127 4.92
45-49yrs 111 4.30
60-64yrs 105 4.07
65-69yrs 92 3.57
25-29yrs 79 3.06
70-74yrs 68 2.64
80-84yrs 46 1.78
85yrs and Over 14 0.54
75-79yrs 12 0.47
Lithonia city, GA Population By Age Cohort in 2021
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Age Cohort Number of People % of Total
Adults (18-64yrs) 1302 50.49
Children (0-17yrs) 1045 40.52
Seniors (65yrs and Over) 232 9.00