Bureau County, Illinois Age & Gender Distribution (2024)
Population distribution by age and gender for Bureau County, Illinois
Bureau County, Illinois Age & Gender Statistics (2024)
Total Population
32,866
Median Age
44.1
Male Median
42.6
Female Median
45.6
Bureau County, Illinois Population Growth

Bureau County, Illinois Demographic Trend
Since 2010, the population of has changed by -6.3%%.
-6.3%% Growth
Bureau County, Illinois Age & Gender Pyramid

Figure 2: Population distribution by age and gender for 2024.
Bureau County, Illinois Historical Population Data
| Year | Median Age | Population |
|---|---|---|
| 2024 | 44.1 | 32,866 |
| 2023 | 44.1 | 33,027 |
| 2022 | 44.0 | 33,203 |
| 2021 | 43.9 | 33,338 |
| 2020 | 44.2 | 32,878 |
| 2019 | 44.4 | 33,122 |
| 2018 | 44.0 | 33,381 |
| 2017 | 43.7 | 33,619 |
| 2016 | 43.6 | 33,822 |
| 2015 | 43.4 | 34,115 |
| 2014 | 43.2 | 34,361 |
| 2013 | 43.0 | 34,594 |
| 2012 | 42.6 | 34,798 |
| 2011 | 42.1 | 34,963 |
| 2010 | 41.9 | 35,083 |
Bureau County, Illinois Age Group Breakdown (2024)
| Age Cohort | Percentage |
|---|---|
| Under 5 | 5.1% |
| 5–17 | 15.6% |
| 18–24 | 7.7% |
| 25–34 | 10.8% |
| 35–54 | 23.4% |
| 55–64 | 14.3% |
| 65+ | 23.2% |
Dependency Ratios for Bureau County, Illinois
- Total Dependency Ratio:
- 78.1
- Youth Dependency:
- 36.8
- Old-Age Dependency:
- 41.3
The dependency ratio measures dependents (ages 0-17 and 65+) per 100 working-age individuals (ages 18-64).
Age & Gender FAQs for Bureau County, Illinois
The median age in Bureau County, Illinois is 44.1 years.
According to latest Census data, the total population of Bureau County, Illinois is 32,866.
In Bureau County, Illinois, seniors (ages 65+) make up 23.2% of the population, while children under 18 represent 15.6%.
Based on historical data since 2010, the population in Bureau County, Illinois is aging.