Henderson County, Illinois Age & Gender Distribution (2024)
Population distribution by age and gender for Henderson County, Illinois
Henderson County, Illinois Age & Gender Statistics (2024)
Total Population
6,193
Median Age
50.2
Male Median
49.5
Female Median
51.5
Henderson County, Illinois Population Growth

Henderson County, Illinois Demographic Trend
Since 2010, the population of has changed by -17.0%%.
-17.0%% Growth
Henderson County, Illinois Age & Gender Pyramid

Figure 2: Population distribution by age and gender for 2024.
Henderson County, Illinois Historical Population Data
| Year | Median Age | Population |
|---|---|---|
| 2024 | 50.2 | 6,193 |
| 2023 | 49.8 | 6,284 |
| 2022 | 49.6 | 6,374 |
| 2021 | 50.1 | 6,485 |
| 2020 | 50.8 | 6,737 |
| 2019 | 50.0 | 6,809 |
| 2018 | 49.7 | 6,884 |
| 2017 | 49.2 | 6,927 |
| 2016 | 49.2 | 6,966 |
| 2015 | 49.1 | 7,042 |
| 2014 | 49.1 | 7,074 |
| 2013 | 48.0 | 7,186 |
| 2012 | 47.6 | 7,275 |
| 2011 | 46.9 | 7,379 |
| 2010 | 46.2 | 7,462 |
Henderson County, Illinois Age Group Breakdown (2024)
| Age Cohort | Percentage |
|---|---|
| Under 5 | 4.7% |
| 5–17 | 13.8% |
| 18–24 | 5.8% |
| 25–34 | 9.2% |
| 35–54 | 22.3% |
| 55–64 | 16.6% |
| 65+ | 27.6% |
Dependency Ratios for Henderson County, Illinois
- Total Dependency Ratio:
- 85.5
- Youth Dependency:
- 34.3
- Old-Age Dependency:
- 51.2
The dependency ratio measures dependents (ages 0-17 and 65+) per 100 working-age individuals (ages 18-64).
Age & Gender FAQs for Henderson County, Illinois
The median age in Henderson County, Illinois is 50.2 years.
According to latest Census data, the total population of Henderson County, Illinois is 6,193.
In Henderson County, Illinois, seniors (ages 65+) make up 27.6% of the population, while children under 18 represent 13.8%.
Based on historical data since 2010, the population in Henderson County, Illinois is aging.