Iosco County, Michigan Age & Gender Distribution (2024)
Population distribution by age and gender for Iosco County, Michigan
Iosco County, Michigan Age & Gender Statistics (2024)
Total Population
25,347
Median Age
53.5
Male Median
52.6
Female Median
54.6
Iosco County, Michigan Population Growth

Iosco County, Michigan Demographic Trend
Since 2010, the population of has changed by -4.1%%.
-4.1%% Growth
Iosco County, Michigan Age & Gender Pyramid

Figure 2: Population distribution by age and gender for 2024.
Iosco County, Michigan Historical Population Data
| Year | Median Age | Population |
|---|---|---|
| 2024 | 53.5 | 25,347 |
| 2023 | 53.5 | 25,333 |
| 2022 | 53.1 | 25,319 |
| 2021 | 52.8 | 25,262 |
| 2020 | 52.9 | 25,213 |
| 2019 | 52.9 | 25,197 |
| 2018 | 52.6 | 25,247 |
| 2017 | 52.6 | 25,317 |
| 2016 | 52.1 | 25,373 |
| 2015 | 52.0 | 25,401 |
| 2014 | 51.7 | 25,504 |
| 2013 | 51.5 | 25,662 |
| 2012 | 51.1 | 25,880 |
| 2011 | 50.3 | 26,161 |
| 2010 | 49.7 | 26,422 |
Iosco County, Michigan Age Group Breakdown (2024)
| Age Cohort | Percentage |
|---|---|
| Under 5 | 4.7% |
| 5–17 | 12.3% |
| 18–24 | 5.8% |
| 25–34 | 9.4% |
| 35–54 | 19.7% |
| 55–64 | 17.1% |
| 65+ | 31.1% |
Dependency Ratios for Iosco County, Michigan
- Total Dependency Ratio:
- 92.5
- Youth Dependency:
- 32.7
- Old-Age Dependency:
- 59.8
The dependency ratio measures dependents (ages 0-17 and 65+) per 100 working-age individuals (ages 18-64).
Age & Gender FAQs for Iosco County, Michigan
The median age in Iosco County, Michigan is 53.5 years.
According to latest Census data, the total population of Iosco County, Michigan is 25,347.
In Iosco County, Michigan, seniors (ages 65+) make up 31.1% of the population, while children under 18 represent 12.3%.
Based on historical data since 2010, the population in Iosco County, Michigan is aging.