North Sioux City city, 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 2.96K North Sioux City city, SD population, the 15-19yrs age group constituted the highest percentage of the population (9.61%), followed by the 55-59yrs age group (8.93%), and the 30-34yrs age group (7.58%).

In the case of age cohorts, Adults (18-64yrs) constituted the highest percentage of the total population (60.96%), followed by Children (0-17yrs) (23.71%), and Seniors (65yrs and Over) (15.33%).

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.
North Sioux City city, SD Percentages of Population By Age Group in 2021
15-19yrs
55-59yrs
30-34yrs
20-24yrs
35-39yrs
25-29yrs
5-9yrs
45-49yrs
65-69yrs
60-64yrs
North Sioux City city, SD Percentages of Population By Age Cohort in 2021
Adults (18-64yrs)
Children (0-17yrs)
Seniors (65yrs and Over)
North Sioux City city, SD Population By Age Group in 2021
Items per page:
0 of 0
Age Group Number of People % of Total
15-19yrs 284 9.61
55-59yrs 264 8.93
30-34yrs 224 7.58
20-24yrs 220 7.44
35-39yrs 212 7.17
25-29yrs 211 7.14
5-9yrs 203 6.87
45-49yrs 203 6.87
65-69yrs 182 6.16
60-64yrs 163 5.51
10-14yrs 162 5.48
Under 5yrs 159 5.38
70-74yrs 146 4.94
50-54yrs 106 3.59
40-44yrs 92 3.11
80-84yrs 55 1.86
75-79yrs 35 1.18
85yrs and Over 35 1.18
North Sioux City city, SD Population By Age Cohort in 2021
Items per page:
0 of 0
Age Cohort Number of People % of Total
Adults (18-64yrs) 1802 60.96
Children (0-17yrs) 701 23.71
Seniors (65yrs and Over) 453 15.33