Polk City, IA population age distributions
A complete breakdown of Polk City's age demographics from 0 to 85 years, distributed across 18 age groups is listed in the table below.
Age Group | Population | % of Total Population |
---|---|---|
Under 5 years | 391 | 6.98% |
5 to 9 years | 550 | 9.81% |
10 to 14 years | 478 | 8.53% |
15 to 19 years | 334 | 5.96% |
20 to 24 years | 64 | 1.14% |
25 to 29 years | 317 | 5.66% |
30 to 34 years | 495 | 8.83% |
35 to 39 years | 511 | 9.12% |
40 to 44 years | 399 | 7.12% |
45 to 49 years | 307 | 5.48% |
50 to 54 years | 562 | 10.03% |
55 to 59 years | 357 | 6.37% |
60 to 64 years | 239 | 4.26% |
65 to 69 years | 281 | 5.01% |
70 to 74 years | 187 | 3.34% |
75 to 79 years | 109 | 1.95% |
80 to 84 years | 23 | 0.41% |
85 years and over | 0 | - |
TABLE OF CONTENTS
Polk City, IA population by age group
Sources: U.S. Census Bureau, American Community Survey (ACS) 2018-2022
FIGURE 1
Polk City, IA population by age group.
The largest age group is 50 to 54 years with a population of 562 (10.03% of the total population).
The largest age group in Polk City, IA was for the group of age 50 to 54 years with a population of 562 (10.03%), according to the 2018-2022 American Community Survey.
At the same time, the smallest age group in Polk City, IA was the 85 years and over with a population of 0 (0%).
Polk City, IA population by age cohort
To better understand the age distribution of Polk City, IA's population, we divided it into the following 3 cohorts:
- Children : Under the age of 18 years
- Adults (working population): Between the age of 18 and 64 years
- Seniors: 65 years and above
FIGURE 2
Polk City, IA population by age cohort
The largest age group was 18 to 64 years with a population of 3,446 (61.49% of the total population).
Key stats for each age cohort as per our analysis of U.S. Census Bureau American Community Survey:
- Polk City 's population under 18 was 27.80%, compared to the 22.11% nationwide.
- Polk City's working population (between 18 and 64) was 61.49%, compared to 61.36% nationwide.
- Polk City's elderly or the senior population (over 65 age) was 10.71% as compared to 16.53% nationwide.
Polk City, IA population pyramid
Population pyramid for Polk City, IA is charted below using the estimates from U.S. Census Bureau's American Community Survey 5-Year estimates. A wide base suggests population increase, narrow base indicates declining birth rates.
Key stats from our analysis of the Polk City's population pyramid:
- Youth dependency ratio, which is the number of children aged 0-14 per 100 persons aged 15-64, for Polk City, IA, is 39.6.
- Old-age dependency ratio, which is the number of persons aged 65 or over per 100 persons aged 15-64, for Polk City, IA, is 16.7.
- Total dependency ratio for Polk City, IA is 56.3.
- Potential support ratio, which is the number of youth (working age population) per elderly, for Polk City, IA is 6.0.
FIGURE 3
Polk City, IA population pyramid
Polk City population distrubution across age and gender. A wide base suggests population increase, narrow base indicates declining birth rates.
Polk City, IA population pyramid
Here's the Polk City, IA's male and female population across different age groups .
Age Group | Population(Male) | Population(Female) | Total Population |
---|---|---|---|
Under 5 years | 227 | 164 | 391 |
5 to 9 years | 300 | 250 | 550 |
10 to 14 years | 181 | 297 | 478 |
15 to 19 years | 268 | 66 | 334 |
20 to 24 years | 21 | 43 | 64 |
25 to 29 years | 140 | 177 | 317 |
30 to 34 years | 210 | 285 | 495 |
35 to 39 years | 311 | 200 | 511 |
40 to 44 years | 248 | 151 | 399 |
45 to 49 years | 143 | 164 | 307 |
50 to 54 years | 358 | 204 | 562 |
55 to 59 years | 172 | 185 | 357 |
60 to 64 years | 162 | 77 | 239 |
65 to 69 years | 90 | 191 | 281 |
70 to 74 years | 143 | 44 | 187 |
75 to 79 years | 51 | 58 | 109 |
80 to 84 years | 9 | 14 | 23 |
85 years and over | 0 | 0 | 0 |
Things to know
What is the population of Polk City, IA under 18?
Polk City's population under the age of 18 is 1,558, as per the latest U.S. Census Bureau's American Community Survey estimates. This population is 27.80% of the total resident population of Polk City, IA.
What is the aging population in Polk City, IA?
Polk City's population aged 65 years and above was 600. As per the U.S. Census Bureau's American Community Survey, this population is 10.71% of the entire population.
References
- U.S. Census Bureau American Community Survey (ACS) 2018-2022 5-Year Estimates