Portage County, WI population age distributions
A complete breakdown of Portage 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 | 3,204 | 4.56% |
| 5 to 9 years | 3,971 | 5.65% |
| 10 to 14 years | 3,750 | 5.34% |
| 15 to 19 years | 5,511 | 7.84% |
| 20 to 24 years | 8,031 | 11.43% |
| 25 to 29 years | 4,437 | 6.31% |
| 30 to 34 years | 3,923 | 5.58% |
| 35 to 39 years | 4,141 | 5.89% |
| 40 to 44 years | 3,792 | 5.4% |
| 45 to 49 years | 3,665 | 5.21% |
| 50 to 54 years | 4,198 | 5.97% |
| 55 to 59 years | 4,619 | 6.57% |
| 60 to 64 years | 4,765 | 6.78% |
| 65 to 69 years | 4,059 | 5.78% |
| 70 to 74 years | 3,341 | 4.75% |
| 75 to 79 years | 2,329 | 3.31% |
| 80 to 84 years | 1,362 | 1.94% |
| 85 years and over | 1,183 | 1.68% |
TABLE OF CONTENTS
Portage County, WI population by age group
Sources: U.S. Census Bureau, American Community Survey (ACS) 2018-2022
FIGURE 1
Portage County, WI population by age group.
The largest age group is 20 to 24 years with a population of 8,031 (11.43% of the total population).
The largest age group in Portage County, WI was for the group of age 20 to 24 years with a population of 8,031 (11.43%), according to the 2018-2022 American Community Survey.
At the same time, the smallest age group in Portage County, WI was the 85 years and over with a population of 1,183 (1.68%).
Portage County, WI population by age cohort
To better understand the age distribution of Portage 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
Portage County, WI population by age cohort
The largest age group was 18 to 64 years with a population of 44,718 (63.63% of the total population).
Key stats for each age cohort as per our analysis of U.S. Census Bureau American Community Survey:
- Portage County 's population under 18 was 18.91%, compared to the 22.11% nationwide.
- Portage County's working population (between 18 and 64) was 63.63%, compared to 61.36% nationwide.
- Portage County's elderly or the senior population (over 65 age) was 17.46% as compared to 16.53% nationwide.
Portage County, WI population pyramid
Population pyramid for Portage 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 Portage County's population pyramid:
- Youth dependency ratio, which is the number of children aged 0-14 per 100 persons aged 15-64, for Portage County, WI, is 23.2.
- Old-age dependency ratio, which is the number of persons aged 65 or over per 100 persons aged 15-64, for Portage County, WI, is 26.1.
- Total dependency ratio for Portage County, WI is 49.3.
- Potential support ratio, which is the number of youth (working age population) per elderly, for Portage County, WI is 3.8.
FIGURE 3
Portage County, WI population pyramid
Portage County population distrubution across age and gender. A wide base suggests population increase, narrow base indicates declining birth rates.
Portage County, WI population pyramid
Here's the Portage County, WI's male and female population across different age groups .
| Age Group | Population(Male) | Population(Female) | Total Population |
|---|---|---|---|
| Under 5 years | 1,672 | 1,532 | 3,204 |
| 5 to 9 years | 2,066 | 1,905 | 3,971 |
| 10 to 14 years | 1,977 | 1,773 | 3,750 |
| 15 to 19 years | 2,837 | 2,674 | 5,511 |
| 20 to 24 years | 4,201 | 3,830 | 8,031 |
| 25 to 29 years | 2,332 | 2,105 | 4,437 |
| 30 to 34 years | 2,072 | 1,851 | 3,923 |
| 35 to 39 years | 2,153 | 1,988 | 4,141 |
| 40 to 44 years | 1,913 | 1,879 | 3,792 |
| 45 to 49 years | 1,944 | 1,721 | 3,665 |
| 50 to 54 years | 2,145 | 2,053 | 4,198 |
| 55 to 59 years | 2,244 | 2,375 | 4,619 |
| 60 to 64 years | 2,466 | 2,299 | 4,765 |
| 65 to 69 years | 1,884 | 2,175 | 4,059 |
| 70 to 74 years | 1,825 | 1,516 | 3,341 |
| 75 to 79 years | 987 | 1,342 | 2,329 |
| 80 to 84 years | 587 | 775 | 1,362 |
| 85 years and over | 527 | 656 | 1,183 |
Things to know
What is the population of Portage County, WI under 18?
Portage County's population under the age of 18 is 13,289, as per the latest U.S. Census Bureau's American Community Survey estimates. This population is 18.91% of the total resident population of Portage County, WI.
What is the aging population in Portage County, WI?
Portage County's population aged 65 years and above was 12,274. As per the U.S. Census Bureau's American Community Survey, this population is 17.46% of the entire population.
References
- U.S. Census Bureau American Community Survey (ACS) 2018-2022 5-Year Estimates