Ontonagon County, Michigan Age & Gender Distribution (2024)
Population distribution by age and gender for Ontonagon County, Michigan
Ontonagon County, Michigan Age & Gender Statistics (2024)
Total Population
5,850
Median Age
59.8
Male Median
59.4
Female Median
60.0
Ontonagon County, Michigan Population Growth

Ontonagon County, Michigan Demographic Trend
Since 2010, the population of has changed by -16.1%%.
-16.1%% Growth
Ontonagon County, Michigan Age & Gender Pyramid

Figure 2: Population distribution by age and gender for 2024.
Ontonagon County, Michigan Historical Population Data
| Year | Median Age | Population |
|---|---|---|
| 2024 | 59.8 | 5,850 |
| 2023 | 59.4 | 5,870 |
| 2022 | 59.2 | 5,862 |
| 2021 | 59.0 | 5,891 |
| 2020 | 59.1 | 5,802 |
| 2019 | 58.6 | 5,877 |
| 2018 | 58.1 | 5,968 |
| 2017 | 57.1 | 6,072 |
| 2016 | 56.6 | 6,165 |
| 2015 | 55.6 | 6,298 |
| 2014 | 54.8 | 6,448 |
| 2013 | 53.6 | 6,584 |
| 2012 | 53.1 | 6,703 |
| 2011 | 52.3 | 6,848 |
| 2010 | 51.8 | 6,976 |
Ontonagon County, Michigan Age Group Breakdown (2024)
| Age Cohort | Percentage |
|---|---|
| Under 5 | 2.6% |
| 5–17 | 8.9% |
| 18–24 | 4.9% |
| 25–34 | 6.2% |
| 35–54 | 19.5% |
| 55–64 | 19.8% |
| 65+ | 38.2% |
Dependency Ratios for Ontonagon County, Michigan
- Total Dependency Ratio:
- 98.6
- Youth Dependency:
- 22.7
- Old-Age Dependency:
- 75.9
The dependency ratio measures dependents (ages 0-17 and 65+) per 100 working-age individuals (ages 18-64).
Age & Gender FAQs for Ontonagon County, Michigan
The median age in Ontonagon County, Michigan is 59.8 years.
According to latest Census data, the total population of Ontonagon County, Michigan is 5,850.
In Ontonagon County, Michigan, seniors (ages 65+) make up 38.2% of the population, while children under 18 represent 8.9%.
Based on historical data since 2010, the population in Ontonagon County, Michigan is aging.