Jacksonville Beach city, FL 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 23.49K Jacksonville Beach city, FL population, the 25-29yrs age group constituted the highest percentage of the population (8.51%), followed by the 30-34yrs age group (8.13%), and the 50-54yrs age group (7.71%).

In the case of age cohorts, Adults (18-64yrs) constituted the highest percentage of the total population (63.20%), followed by Seniors (65yrs and Over) (18.45%), and Children (0-17yrs) (18.35%).

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 Florida cities and places, and for Florida.

Data Source: US Census Bureau.
Jacksonville Beach city, FL Percentages of Population By Age Group in 2021
25-29yrs
30-34yrs
50-54yrs
60-64yrs
35-39yrs
65-69yrs
55-59yrs
45-49yrs
40-44yrs
10-14yrs
Jacksonville Beach city, FL Percentages of Population By Age Cohort in 2021
Adults (18-64yrs)
Seniors (65yrs and Over)
Children (0-17yrs)
Jacksonville Beach city, FL Population By Age Group in 2021
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Age Group Number of People % of Total
25-29yrs 1998 8.51
30-34yrs 1909 8.13
50-54yrs 1811 7.71
60-64yrs 1769 7.53
35-39yrs 1728 7.36
65-69yrs 1710 7.28
55-59yrs 1614 6.87
45-49yrs 1475 6.28
40-44yrs 1309 5.57
10-14yrs 1231 5.24
15-19yrs 1208 5.14
70-74yrs 1123 4.78
20-24yrs 1080 4.60
Under 5yrs 1037 4.41
5-9yrs 989 4.21
75-79yrs 572 2.44
85yrs and Over 502 2.14
80-84yrs 427 1.82
Jacksonville Beach city, FL Population By Age Cohort in 2021
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Age Cohort Number of People % of Total
Adults (18-64yrs) 14847 63.20
Seniors (65yrs and Over) 4334 18.45
Children (0-17yrs) 4311 18.35