Macon County, Illinois Age & Gender Distribution (2024)
Population distribution by age and gender for Macon County, Illinois
Macon County, Illinois Age & Gender Statistics (2024)
Total Population
101,849
Median Age
40.6
Male Median
39.2
Female Median
42.2
Macon County, Illinois Population Growth

Macon County, Illinois Demographic Trend
Since 2010, the population of has changed by -8.0%%.
-8.0%% Growth
Macon County, Illinois Age & Gender Pyramid

Figure 2: Population distribution by age and gender for 2024.
Macon County, Illinois Historical Population Data
| Year | Median Age | Population |
|---|---|---|
| 2024 | 40.6 | 101,849 |
| 2023 | 40.9 | 102,591 |
| 2022 | 40.7 | 103,542 |
| 2021 | 40.8 | 104,331 |
| 2020 | 41.1 | 104,688 |
| 2019 | 41.1 | 105,528 |
| 2018 | 41.3 | 106,512 |
| 2017 | 41.0 | 107,587 |
| 2016 | 40.7 | 108,404 |
| 2015 | 40.6 | 109,193 |
| 2014 | 40.5 | 109,833 |
| 2013 | 40.2 | 110,262 |
| 2012 | 40.4 | 110,558 |
| 2011 | 40.4 | 110,712 |
| 2010 | 40.5 | 110,719 |
Macon County, Illinois Age Group Breakdown (2024)
| Age Cohort | Percentage |
|---|---|
| Under 5 | 6.1% |
| 5–17 | 16.6% |
| 18–24 | 8.4% |
| 25–34 | 12.0% |
| 35–54 | 22.9% |
| 55–64 | 13.1% |
| 65+ | 21.0% |
Dependency Ratios for Macon County, Illinois
- Total Dependency Ratio:
- 77.5
- Youth Dependency:
- 40.2
- Old-Age Dependency:
- 37.3
The dependency ratio measures dependents (ages 0-17 and 65+) per 100 working-age individuals (ages 18-64).
Age & Gender FAQs for Macon County, Illinois
The median age in Macon County, Illinois is 40.6 years.
According to latest Census data, the total population of Macon County, Illinois is 101,849.
In Macon County, Illinois, seniors (ages 65+) make up 21.0% of the population, while children under 18 represent 16.6%.
Based on historical data since 2010, the population in Macon County, Illinois has remained stable.