Polk County, WI population age distributions
A complete breakdown of Polk County'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 | 2,089 | 4.63% |
| 5 to 9 years | 2,436 | 5.4% |
| 10 to 14 years | 2,837 | 6.29% |
| 15 to 19 years | 2,633 | 5.83% |
| 20 to 24 years | 2,145 | 4.75% |
| 25 to 29 years | 2,206 | 4.89% |
| 30 to 34 years | 2,330 | 5.16% |
| 35 to 39 years | 2,890 | 6.4% |
| 40 to 44 years | 2,353 | 5.21% |
| 45 to 49 years | 2,664 | 5.9% |
| 50 to 54 years | 3,164 | 7.01% |
| 55 to 59 years | 3,860 | 8.55% |
| 60 to 64 years | 3,813 | 8.45% |
| 65 to 69 years | 3,272 | 7.25% |
| 70 to 74 years | 2,570 | 5.69% |
| 75 to 79 years | 1,795 | 3.98% |
| 80 to 84 years | 1,136 | 2.52% |
| 85 years and over | 935 | 2.07% |
TABLE OF CONTENTS
Polk County, WI population by age group
Sources: U.S. Census Bureau, American Community Survey (ACS) 2018-2022
FIGURE 1
Polk County, WI population by age group.
The largest age group is 55 to 59 years with a population of 3,860 (8.55% of the total population).
The largest age group in Polk County, WI was for the group of age 55 to 59 years with a population of 3,860 (8.55%), according to the 2018-2022 American Community Survey.
At the same time, the smallest age group in Polk County, WI was the 85 years and over with a population of 935 (2.07%).
Polk County, WI population by age cohort
To better understand the age distribution of Polk County, WI'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 County, WI population by age cohort
The largest age group was 18 to 64 years with a population of 26,286 (58.25% of the total population).
Key stats for each age cohort as per our analysis of U.S. Census Bureau American Community Survey:
- Polk County 's population under 18 was 20.24%, compared to the 22.11% nationwide.
- Polk County's working population (between 18 and 64) was 58.25%, compared to 61.36% nationwide.
- Polk County's elderly or the senior population (over 65 age) was 21.51% as compared to 16.53% nationwide.
Polk County, WI population pyramid
Population pyramid for Polk County, WI 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 County's population pyramid:
- Youth dependency ratio, which is the number of children aged 0-14 per 100 persons aged 15-64, for Polk County, WI, is 26.2.
- Old-age dependency ratio, which is the number of persons aged 65 or over per 100 persons aged 15-64, for Polk County, WI, is 34.6.
- Total dependency ratio for Polk County, WI is 60.8.
- Potential support ratio, which is the number of youth (working age population) per elderly, for Polk County, WI is 2.9.
FIGURE 3
Polk County, WI population pyramid
Polk County population distrubution across age and gender. A wide base suggests population increase, narrow base indicates declining birth rates.
Polk County, WI population pyramid
Here's the Polk County, WI's male and female population across different age groups .
| Age Group | Population(Male) | Population(Female) | Total Population |
|---|---|---|---|
| Under 5 years | 1,073 | 1,016 | 2,089 |
| 5 to 9 years | 1,236 | 1,200 | 2,436 |
| 10 to 14 years | 1,507 | 1,330 | 2,837 |
| 15 to 19 years | 1,410 | 1,223 | 2,633 |
| 20 to 24 years | 1,118 | 1,027 | 2,145 |
| 25 to 29 years | 1,156 | 1,050 | 2,206 |
| 30 to 34 years | 1,158 | 1,172 | 2,330 |
| 35 to 39 years | 1,518 | 1,372 | 2,890 |
| 40 to 44 years | 1,206 | 1,147 | 2,353 |
| 45 to 49 years | 1,358 | 1,306 | 2,664 |
| 50 to 54 years | 1,633 | 1,531 | 3,164 |
| 55 to 59 years | 1,872 | 1,988 | 3,860 |
| 60 to 64 years | 2,022 | 1,791 | 3,813 |
| 65 to 69 years | 1,601 | 1,671 | 3,272 |
| 70 to 74 years | 1,400 | 1,170 | 2,570 |
| 75 to 79 years | 851 | 944 | 1,795 |
| 80 to 84 years | 600 | 536 | 1,136 |
| 85 years and over | 309 | 626 | 935 |
Things to know
What is the population of Polk County, WI under 18?
Polk County's population under the age of 18 is 9,134, as per the latest U.S. Census Bureau's American Community Survey estimates. This population is 20.24% of the total resident population of Polk County, WI.
What is the aging population in Polk County, WI?
Polk County's population aged 65 years and above was 9,708. As per the U.S. Census Bureau's American Community Survey, this population is 21.51% of the entire population.
References
- U.S. Census Bureau American Community Survey (ACS) 2018-2022 5-Year Estimates