Island Lake, IL population age distributions
A complete breakdown of Island Lake'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 | 577 | 7.19% |
| 5 to 9 years | 584 | 7.28% |
| 10 to 14 years | 464 | 5.78% |
| 15 to 19 years | 443 | 5.52% |
| 20 to 24 years | 400 | 4.99% |
| 25 to 29 years | 393 | 4.9% |
| 30 to 34 years | 605 | 7.54% |
| 35 to 39 years | 644 | 8.03% |
| 40 to 44 years | 435 | 5.42% |
| 45 to 49 years | 760 | 9.47% |
| 50 to 54 years | 418 | 5.21% |
| 55 to 59 years | 643 | 8.01% |
| 60 to 64 years | 591 | 7.37% |
| 65 to 69 years | 494 | 6.16% |
| 70 to 74 years | 317 | 3.95% |
| 75 to 79 years | 79 | 0.98% |
| 80 to 84 years | 63 | 0.79% |
| 85 years and over | 113 | 1.41% |
TABLE OF CONTENTS
Island Lake, IL population by age group
Sources: U.S. Census Bureau, American Community Survey (ACS) 2019-2023
FIGURE 1
Island Lake, IL population by age group.
The largest age group is 45 to 49 years with a population of 760 (9.47% of the total population).
The largest age group in Island Lake, IL was for the group of age 45 to 49 years with a population of 760 (9.47%), according to the 2019-2023 American Community Survey.
At the same time, the smallest age group in Island Lake, IL was the 80 to 84 years with a population of 63 (0.79%).
Island Lake, IL population by age cohort
To better understand the age distribution of Island Lake, 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
Island Lake, IL population by age cohort
The largest age group was 18 to 64 years with a population of 5,182 (64.59% of the total population).
Key stats for each age cohort as per our analysis of U.S. Census Bureau American Community Survey:
- Island Lake 's population under 18 was 22.12%, compared to the 22.16% nationwide.
- Island Lake's working population (between 18 and 64) was 64.59%, compared to 61% nationwide.
- Island Lake's elderly or the senior population (over 65 age) was 13.29% as compared to 16.84% nationwide.
Island Lake, IL population pyramid
Population pyramid for Island Lake, 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 Island Lake's population pyramid:
- Youth dependency ratio, which is the number of children aged 0-14 per 100 persons aged 15-64, for Island Lake, IL, is 30.5.
- Old-age dependency ratio, which is the number of persons aged 65 or over per 100 persons aged 15-64, for Island Lake, IL, is 20.0.
- Total dependency ratio for Island Lake, IL is 50.5.
- Potential support ratio, which is the number of youth (working age population) per elderly, for Island Lake, IL is 5.0.
FIGURE 3
Island Lake, IL population pyramid
Island Lake population distrubution across age and gender. A wide base suggests population increase, narrow base indicates declining birth rates.
Island Lake, IL population pyramid
Here's the Island Lake, IL's male and female population across different age groups .
| Age Group | Population(Male) | Population(Female) | Total Population |
|---|---|---|---|
| Under 5 years | 148 | 429 | 577 |
| 5 to 9 years | 235 | 349 | 584 |
| 10 to 14 years | 226 | 238 | 464 |
| 15 to 19 years | 211 | 232 | 443 |
| 20 to 24 years | 277 | 123 | 400 |
| 25 to 29 years | 217 | 176 | 393 |
| 30 to 34 years | 358 | 247 | 605 |
| 35 to 39 years | 339 | 305 | 644 |
| 40 to 44 years | 197 | 238 | 435 |
| 45 to 49 years | 393 | 367 | 760 |
| 50 to 54 years | 271 | 147 | 418 |
| 55 to 59 years | 270 | 373 | 643 |
| 60 to 64 years | 343 | 248 | 591 |
| 65 to 69 years | 301 | 193 | 494 |
| 70 to 74 years | 112 | 205 | 317 |
| 75 to 79 years | 33 | 46 | 79 |
| 80 to 84 years | 27 | 36 | 63 |
| 85 years and over | 51 | 62 | 113 |
Things to know
What is the population of Island Lake, IL under 18?
Island Lake's population under the age of 18 is 1,775, as per the latest U.S. Census Bureau's American Community Survey estimates. This population is 22.12% of the total resident population of Island Lake, IL.
What is the aging population in Island Lake, IL?
Island Lake's population aged 65 years and above was 1,066. As per the U.S. Census Bureau's American Community Survey, this population is 13.29% of the entire population.
References
- U.S. Census Bureau American Community Survey (ACS) 2019-2023 5-Year Estimates
