Madison County, Montana Age & Gender Distribution (2024)
Population distribution by age and gender for Madison County, Montana
Madison County, Montana Age & Gender Statistics (2024)
Total Population
9,223
Median Age
52.2
Male Median
51.5
Female Median
53.2
Madison County, Montana Population Growth

Madison County, Montana Demographic Trend
Since 2010, the population of has changed by +21.5%%.
+21.5%% Growth
Madison County, Montana Age & Gender Pyramid

Figure 2: Population distribution by age and gender for 2024.
Madison County, Montana Historical Population Data
| Year | Median Age | Population |
|---|---|---|
| 2024 | 52.2 | 9,223 |
| 2023 | 54.1 | 8,975 |
| 2022 | 54.3 | 8,742 |
| 2021 | 54.0 | 8,499 |
| 2020 | 53.1 | 8,530 |
| 2019 | 53.0 | 8,302 |
| 2018 | 52.6 | 8,218 |
| 2017 | 53.0 | 7,902 |
| 2016 | 52.7 | 7,810 |
| 2015 | 52.1 | 7,767 |
| 2014 | 51.4 | 7,723 |
| 2013 | 50.5 | 7,702 |
| 2012 | 50.0 | 7,688 |
| 2011 | 49.2 | 7,654 |
| 2010 | 48.7 | 7,588 |
Madison County, Montana Age Group Breakdown (2024)
| Age Cohort | Percentage |
|---|---|
| Under 5 | 4.7% |
| 5–17 | 11.6% |
| 18–24 | 5.7% |
| 25–34 | 8.8% |
| 35–54 | 22.5% |
| 55–64 | 15.9% |
| 65+ | 30.8% |
Dependency Ratios for Madison County, Montana
- Total Dependency Ratio:
- 89.0
- Youth Dependency:
- 30.8
- Old-Age Dependency:
- 58.2
The dependency ratio measures dependents (ages 0-17 and 65+) per 100 working-age individuals (ages 18-64).
Age & Gender FAQs for Madison County, Montana
The median age in Madison County, Montana is 52.2 years.
According to latest Census data, the total population of Madison County, Montana is 9,223.
In Madison County, Montana, seniors (ages 65+) make up 30.8% of the population, while children under 18 represent 11.6%.
Based on historical data since 2010, the population in Madison County, Montana is aging.