Brown County, IL population age distributions
A complete breakdown of Brown 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 | 297 | 4.69% |
| 5 to 9 years | 298 | 4.7% |
| 10 to 14 years | 339 | 5.35% |
| 15 to 19 years | 262 | 4.14% |
| 20 to 24 years | 534 | 8.43% |
| 25 to 29 years | 537 | 8.48% |
| 30 to 34 years | 531 | 8.38% |
| 35 to 39 years | 579 | 9.14% |
| 40 to 44 years | 481 | 7.59% |
| 45 to 49 years | 414 | 6.54% |
| 50 to 54 years | 376 | 5.94% |
| 55 to 59 years | 412 | 6.5% |
| 60 to 64 years | 334 | 5.27% |
| 65 to 69 years | 332 | 5.24% |
| 70 to 74 years | 200 | 3.16% |
| 75 to 79 years | 198 | 3.13% |
| 80 to 84 years | 79 | 1.25% |
| 85 years and over | 131 | 2.07% |
TABLE OF CONTENTS
Brown County, IL population by age group
Sources: U.S. Census Bureau, American Community Survey (ACS) 2018-2022
FIGURE 1
Brown County, IL population by age group.
The largest age group is 35 to 39 years with a population of 579 (9.14% of the total population).
The largest age group in Brown County, IL was for the group of age 35 to 39 years with a population of 579 (9.14%), according to the 2018-2022 American Community Survey.
At the same time, the smallest age group in Brown County, IL was the 80 to 84 years with a population of 79 (1.25%).
Brown County, IL population by age cohort
To better understand the age distribution of Brown County, 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
Brown County, IL population by age cohort
The largest age group was 18 to 64 years with a population of 4,277 (67.52% of the total population).
Key stats for each age cohort as per our analysis of U.S. Census Bureau American Community Survey:
- Brown County 's population under 18 was 17.63%, compared to the 22.11% nationwide.
- Brown County's working population (between 18 and 64) was 67.52%, compared to 61.36% nationwide.
- Brown County's elderly or the senior population (over 65 age) was 14.84% as compared to 16.53% nationwide.
Brown County, IL population pyramid
Population pyramid for Brown County, 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 Brown County's population pyramid:
- Youth dependency ratio, which is the number of children aged 0-14 per 100 persons aged 15-64, for Brown County, IL, is 20.9.
- Old-age dependency ratio, which is the number of persons aged 65 or over per 100 persons aged 15-64, for Brown County, IL, is 21.1.
- Total dependency ratio for Brown County, IL is 42.0.
- Potential support ratio, which is the number of youth (working age population) per elderly, for Brown County, IL is 4.7.
FIGURE 3
Brown County, IL population pyramid
Brown County population distrubution across age and gender. A wide base suggests population increase, narrow base indicates declining birth rates.
Brown County, IL population pyramid
Here's the Brown County, IL's male and female population across different age groups .
| Age Group | Population(Male) | Population(Female) | Total Population |
|---|---|---|---|
| Under 5 years | 153 | 144 | 297 |
| 5 to 9 years | 192 | 106 | 298 |
| 10 to 14 years | 172 | 167 | 339 |
| 15 to 19 years | 126 | 136 | 262 |
| 20 to 24 years | 378 | 156 | 534 |
| 25 to 29 years | 436 | 101 | 537 |
| 30 to 34 years | 394 | 137 | 531 |
| 35 to 39 years | 360 | 219 | 579 |
| 40 to 44 years | 383 | 98 | 481 |
| 45 to 49 years | 278 | 136 | 414 |
| 50 to 54 years | 237 | 139 | 376 |
| 55 to 59 years | 243 | 169 | 412 |
| 60 to 64 years | 190 | 144 | 334 |
| 65 to 69 years | 143 | 189 | 332 |
| 70 to 74 years | 126 | 74 | 200 |
| 75 to 79 years | 94 | 104 | 198 |
| 80 to 84 years | 27 | 52 | 79 |
| 85 years and over | 60 | 71 | 131 |
Things to know
What is the population of Brown County, IL under 18?
Brown County's population under the age of 18 is 1,117, as per the latest U.S. Census Bureau's American Community Survey estimates. This population is 17.63% of the total resident population of Brown County, IL.
What is the aging population in Brown County, IL?
Brown County's population aged 65 years and above was 940. As per the U.S. Census Bureau's American Community Survey, this population is 14.84% of the entire population.
References
- U.S. Census Bureau American Community Survey (ACS) 2018-2022 5-Year Estimates