Allen CDP, SD Population By Age Group and Age Cohort in 2021 (ACS-5Yrs)

Updated on July 5, 2024.

Based on the US Census ACS-5Yrs estimates, in 2021, among the 732 Allen CDP, SD population, the 10-14yrs age group constituted the highest percentage of the population (17.08%), followed by the 15-19yrs age group (16.53%), and the 5-9yrs age group (14.62%).

In the case of age cohorts, Children (0-17yrs) constituted the highest percentage of the total population (55.33%), followed by Adults (18-64yrs) (37.84%), and Seniors (65yrs and Over) (6.83%).

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 South Dakota cities and places, and for South Dakota.

Data Source: US Census Bureau.
Allen CDP, SD Percentages of Population By Age Group in 2021
10-14yrs
15-19yrs
5-9yrs
40-44yrs
Under 5yrs
25-29yrs
20-24yrs
35-39yrs
45-49yrs
65-69yrs
Allen CDP, SD Percentages of Population By Age Cohort in 2021
Children (0-17yrs)
Adults (18-64yrs)
Seniors (65yrs and Over)
Allen CDP, SD Population By Age Group in 2021
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Age Group Number of People % of Total
10-14yrs 125 17.08
15-19yrs 121 16.53
5-9yrs 107 14.62
40-44yrs 98 13.39
Under 5yrs 69 9.43
25-29yrs 44 6.01
20-24yrs 38 5.19
35-39yrs 38 5.19
45-49yrs 31 4.24
65-69yrs 26 3.55
70-74yrs 17 2.32
30-34yrs 11 1.50
80-84yrs 7 0.96
50-54yrs 0 0.00
55-59yrs 0 0.00
60-64yrs 0 0.00
75-79yrs 0 0.00
85yrs and Over 0 0.00
Allen CDP, SD Population By Age Cohort in 2021
Items per page:
0 of 0
Age Cohort Number of People % of Total
Children (0-17yrs) 405 55.33
Adults (18-64yrs) 277 37.84
Seniors (65yrs and Over) 50 6.83