Riverdale 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 15.01K Riverdale city, GA population, the 30-34yrs age group constituted the highest percentage of the population (8.42%), followed by the 55-59yrs age group (8.25%), and the Under 5yrs age group (7.51%).

In the case of age cohorts, Adults (18-64yrs) constituted the highest percentage of the total population (63.87%), followed by Children (0-17yrs) (25.86%), and Seniors (65yrs and Over) (10.26%).

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.
Riverdale city, GA Percentages of Population By Age Group in 2021
30-34yrs
55-59yrs
Under 5yrs
60-64yrs
5-9yrs
50-54yrs
10-14yrs
20-24yrs
25-29yrs
35-39yrs
Riverdale city, GA Percentages of Population By Age Cohort in 2021
Adults (18-64yrs)
Children (0-17yrs)
Seniors (65yrs and Over)
Riverdale city, GA Population By Age Group in 2021
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Age Group Number of People % of Total
30-34yrs 1264 8.42
55-59yrs 1239 8.25
Under 5yrs 1128 7.51
60-64yrs 1127 7.51
5-9yrs 1107 7.37
50-54yrs 1088 7.25
10-14yrs 1063 7.08
20-24yrs 1049 6.99
25-29yrs 971 6.47
35-39yrs 954 6.35
15-19yrs 931 6.20
45-49yrs 881 5.87
65-69yrs 751 5.00
40-44yrs 670 4.46
70-74yrs 300 2.00
75-79yrs 189 1.26
85yrs and Over 180 1.20
80-84yrs 121 0.81
Riverdale city, GA Population By Age Cohort in 2021
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Age Cohort Number of People % of Total
Adults (18-64yrs) 9589 63.87
Children (0-17yrs) 3883 25.86
Seniors (65yrs and Over) 1541 10.26