Willowbrook, IL population age distributions
A complete breakdown of Willowbrook'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 | 484 | 5.27% |
| 5 to 9 years | 393 | 4.28% |
| 10 to 14 years | 262 | 2.85% |
| 15 to 19 years | 469 | 5.11% |
| 20 to 24 years | 487 | 5.31% |
| 25 to 29 years | 638 | 6.95% |
| 30 to 34 years | 665 | 7.25% |
| 35 to 39 years | 596 | 6.49% |
| 40 to 44 years | 477 | 5.2% |
| 45 to 49 years | 442 | 4.82% |
| 50 to 54 years | 455 | 4.96% |
| 55 to 59 years | 713 | 7.77% |
| 60 to 64 years | 683 | 7.44% |
| 65 to 69 years | 619 | 6.75% |
| 70 to 74 years | 587 | 6.4% |
| 75 to 79 years | 353 | 3.85% |
| 80 to 84 years | 424 | 4.62% |
| 85 years and over | 430 | 4.69% |
TABLE OF CONTENTS
Willowbrook, IL population by age group
Sources: U.S. Census Bureau, American Community Survey (ACS) 2018-2022
FIGURE 1
Willowbrook, IL population by age group.
The largest age group is 55 to 59 years with a population of 713 (7.77% of the total population).
The largest age group in Willowbrook, IL was for the group of age 55 to 59 years with a population of 713 (7.77%), according to the 2018-2022 American Community Survey.
At the same time, the smallest age group in Willowbrook, IL was the 10 to 14 years with a population of 262 (2.85%).
Willowbrook, IL population by age cohort
To better understand the age distribution of Willowbrook, IL'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
Willowbrook, IL population by age cohort
The largest age group was 18 to 64 years with a population of 5,286 (57.60% of the total population).
Key stats for each age cohort as per our analysis of U.S. Census Bureau American Community Survey:
- Willowbrook 's population under 18 was 16.11%, compared to the 22.11% nationwide.
- Willowbrook's working population (between 18 and 64) was 57.60%, compared to 61.36% nationwide.
- Willowbrook's elderly or the senior population (over 65 age) was 26.29% as compared to 16.53% nationwide.
Willowbrook, IL population pyramid
Population pyramid for Willowbrook, IL 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 Willowbrook's population pyramid:
- Youth dependency ratio, which is the number of children aged 0-14 per 100 persons aged 15-64, for Willowbrook, IL, is 20.2.
- Old-age dependency ratio, which is the number of persons aged 65 or over per 100 persons aged 15-64, for Willowbrook, IL, is 42.9.
- Total dependency ratio for Willowbrook, IL is 63.1.
- Potential support ratio, which is the number of youth (working age population) per elderly, for Willowbrook, IL is 2.3.
FIGURE 3
Willowbrook, IL population pyramid
Willowbrook population distrubution across age and gender. A wide base suggests population increase, narrow base indicates declining birth rates.
Willowbrook, IL population pyramid
Here's the Willowbrook, IL's male and female population across different age groups .
| Age Group | Population(Male) | Population(Female) | Total Population |
|---|---|---|---|
| Under 5 years | 272 | 212 | 484 |
| 5 to 9 years | 245 | 148 | 393 |
| 10 to 14 years | 141 | 121 | 262 |
| 15 to 19 years | 307 | 162 | 469 |
| 20 to 24 years | 153 | 334 | 487 |
| 25 to 29 years | 270 | 368 | 638 |
| 30 to 34 years | 343 | 322 | 665 |
| 35 to 39 years | 395 | 201 | 596 |
| 40 to 44 years | 180 | 297 | 477 |
| 45 to 49 years | 207 | 235 | 442 |
| 50 to 54 years | 202 | 253 | 455 |
| 55 to 59 years | 294 | 419 | 713 |
| 60 to 64 years | 290 | 393 | 683 |
| 65 to 69 years | 364 | 255 | 619 |
| 70 to 74 years | 228 | 359 | 587 |
| 75 to 79 years | 121 | 232 | 353 |
| 80 to 84 years | 178 | 246 | 424 |
| 85 years and over | 204 | 226 | 430 |
Things to know
What is the population of Willowbrook, IL under 18?
Willowbrook's population under the age of 18 is 1,478, as per the latest U.S. Census Bureau's American Community Survey estimates. This population is 16.11% of the total resident population of Willowbrook, IL.
What is the aging population in Willowbrook, IL?
Willowbrook's population aged 65 years and above was 2,413. As per the U.S. Census Bureau's American Community Survey, this population is 26.29% of the entire population.
References
- U.S. Census Bureau American Community Survey (ACS) 2018-2022 5-Year Estimates