Isabella County, Michigan Age & Gender Distribution (2024)
Population distribution by age and gender for Isabella County, Michigan
Isabella County, Michigan Age & Gender Statistics (2024)
Total Population
64,565
Median Age
30.1
Male Median
30.3
Female Median
29.7
Isabella County, Michigan Population Growth

Isabella County, Michigan Demographic Trend
Since 2010, the population of has changed by -7.0%%.
-7.0%% Growth
Isabella County, Michigan Age & Gender Pyramid

Figure 2: Population distribution by age and gender for 2024.
Isabella County, Michigan Historical Population Data
| Year | Median Age | Population |
|---|---|---|
| 2024 | 30.1 | 64,565 |
| 2023 | 29.8 | 64,475 |
| 2022 | 28.9 | 64,938 |
| 2021 | 29.0 | 65,623 |
| 2020 | 28.7 | 70,363 |
| 2019 | 28.1 | 70,688 |
| 2018 | 27.7 | 70,775 |
| 2017 | 27.4 | 70,572 |
| 2016 | 27.0 | 70,574 |
| 2015 | 26.3 | 70,669 |
| 2014 | 26.0 | 70,506 |
| 2013 | 25.6 | 70,400 |
| 2012 | 25.3 | 70,186 |
| 2011 | 25.0 | 69,861 |
| 2010 | 25.1 | 69,451 |
Isabella County, Michigan Age Group Breakdown (2024)
| Age Cohort | Percentage |
|---|---|
| Under 5 | 4.6% |
| 5–17 | 13.2% |
| 18–24 | 25.7% |
| 25–34 | 12.0% |
| 35–54 | 19.8% |
| 55–64 | 10.7% |
| 65+ | 14.0% |
Dependency Ratios for Isabella County, Michigan
- Total Dependency Ratio:
- 46.5
- Youth Dependency:
- 26.0
- Old-Age Dependency:
- 20.5
The dependency ratio measures dependents (ages 0-17 and 65+) per 100 working-age individuals (ages 18-64).
Age & Gender FAQs for Isabella County, Michigan
The median age in Isabella County, Michigan is 30.1 years.
According to latest Census data, the total population of Isabella County, Michigan is 64,565.
In Isabella County, Michigan, seniors (ages 65+) make up 14.0% of the population, while children under 18 represent 13.2%.
Based on historical data since 2010, the population in Isabella County, Michigan is aging.