Milwaukee County, WI population age distributions
A complete breakdown of Milwaukee 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 | 61,710 | 6.61% |
| 5 to 9 years | 59,655 | 6.39% |
| 10 to 14 years | 64,451 | 6.91% |
| 15 to 19 years | 62,436 | 6.69% |
| 20 to 24 years | 64,171 | 6.88% |
| 25 to 29 years | 76,948 | 8.25% |
| 30 to 34 years | 73,185 | 7.84% |
| 35 to 39 years | 64,823 | 6.95% |
| 40 to 44 years | 57,789 | 6.19% |
| 45 to 49 years | 52,439 | 5.62% |
| 50 to 54 years | 53,299 | 5.71% |
| 55 to 59 years | 55,799 | 5.98% |
| 60 to 64 years | 54,626 | 5.85% |
| 65 to 69 years | 44,842 | 4.81% |
| 70 to 74 years | 34,349 | 3.68% |
| 75 to 79 years | 20,575 | 2.21% |
| 80 to 84 years | 14,175 | 1.52% |
| 85 years and over | 17,791 | 1.91% |
TABLE OF CONTENTS
Milwaukee County, WI population by age group
Sources: U.S. Census Bureau, American Community Survey (ACS) 2018-2022
FIGURE 1
Milwaukee County, WI population by age group.
The largest age group is 25 to 29 years with a population of 76,948 (8.25% of the total population).
The largest age group in Milwaukee County, WI was for the group of age 25 to 29 years with a population of 76,948 (8.25%), according to the 2018-2022 American Community Survey.
At the same time, the smallest age group in Milwaukee County, WI was the 80 to 84 years with a population of 14,175 (1.52%).
Milwaukee County, WI population by age cohort
To better understand the age distribution of Milwaukee 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
Milwaukee County, WI population by age cohort
The largest age group was 18 to 64 years with a population of 579,373 (62.09% of the total population).
Milwaukee County, WI population by age cohort
Here's the population for each of the three cohorts.
| Age Group | Population | % of Total Population |
|---|---|---|
| Under 18 years | 221,958 | 23.79% |
| 18 to 64 years | 579,373 | 62.09% |
| 65 years and over | 131,732 | 14.12% |
Key stats for each age cohort as per our analysis of U.S. Census Bureau American Community Survey:
- Milwaukee County 's population under 18 was 23.79%, compared to the 22.11% nationwide.
- Milwaukee County's working population (between 18 and 64) was 62.09%, compared to 61.36% nationwide.
- Milwaukee County's elderly or the senior population (over 65 age) was 14.12% as compared to 16.53% nationwide.
Milwaukee County, WI population pyramid
Population pyramid for Milwaukee 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 Milwaukee County's population pyramid:
- Youth dependency ratio, which is the number of children aged 0-14 per 100 persons aged 15-64, for Milwaukee County, WI, is 30.2.
- Old-age dependency ratio, which is the number of persons aged 65 or over per 100 persons aged 15-64, for Milwaukee County, WI, is 21.4.
- Total dependency ratio for Milwaukee County, WI is 51.6.
- Potential support ratio, which is the number of youth (working age population) per elderly, for Milwaukee County, WI is 4.7.
FIGURE 3
Milwaukee County, WI population pyramid
Milwaukee County population distrubution across age and gender. A wide base suggests population increase, narrow base indicates declining birth rates.
Milwaukee County, WI population pyramid
Here's the Milwaukee County, WI's male and female population across different age groups .
| Age Group | Population(Male) | Population(Female) | Total Population |
|---|---|---|---|
| Under 5 years | 31,360 | 30,350 | 61,710 |
| 5 to 9 years | 30,422 | 29,233 | 59,655 |
| 10 to 14 years | 33,049 | 31,402 | 64,451 |
| 15 to 19 years | 31,745 | 30,691 | 62,436 |
| 20 to 24 years | 31,917 | 32,254 | 64,171 |
| 25 to 29 years | 37,787 | 39,161 | 76,948 |
| 30 to 34 years | 35,895 | 37,290 | 73,185 |
| 35 to 39 years | 31,571 | 33,252 | 64,823 |
| 40 to 44 years | 28,292 | 29,497 | 57,789 |
| 45 to 49 years | 25,769 | 26,670 | 52,439 |
| 50 to 54 years | 26,383 | 26,916 | 53,299 |
| 55 to 59 years | 26,775 | 29,024 | 55,799 |
| 60 to 64 years | 26,547 | 28,079 | 54,626 |
| 65 to 69 years | 21,028 | 23,814 | 44,842 |
| 70 to 74 years | 15,882 | 18,467 | 34,349 |
| 75 to 79 years | 8,592 | 11,983 | 20,575 |
| 80 to 84 years | 6,212 | 7,963 | 14,175 |
| 85 years and over | 5,254 | 12,537 | 17,791 |
Things to know
What is the population of Milwaukee County, WI under 18?
Milwaukee County's population under the age of 18 is 221,958, as per the latest U.S. Census Bureau's American Community Survey estimates. This population is 23.79% of the total resident population of Milwaukee County, WI.
What is the aging population in Milwaukee County, WI?
Milwaukee County's population aged 65 years and above was 131,732. As per the U.S. Census Bureau's American Community Survey, this population is 14.12% of the entire population.
References
- U.S. Census Bureau American Community Survey (ACS) 2018-2022 5-Year Estimates