Fergus County, Montana Age & Gender Distribution (2024)
Population distribution by age and gender for Fergus County, Montana
Fergus County, Montana Age & Gender Statistics (2024)
Total Population
11,687
Median Age
44.4
Male Median
43.9
Female Median
45.1
Fergus County, Montana Population Growth

Fergus County, Montana Demographic Trend
Since 2010, the population of has changed by +1.5%%.
+1.5%% Growth
Fergus County, Montana Age & Gender Pyramid

Figure 2: Population distribution by age and gender for 2024.
Fergus County, Montana Historical Population Data
| Year | Median Age | Population |
|---|---|---|
| 2024 | 44.4 | 11,687 |
| 2023 | 45.3 | 11,581 |
| 2022 | 46.7 | 11,496 |
| 2021 | 45.5 | 11,464 |
| 2020 | 45.0 | 11,167 |
| 2019 | 45.3 | 11,221 |
| 2018 | 46.0 | 11,273 |
| 2017 | 45.7 | 11,327 |
| 2016 | 46.9 | 11,429 |
| 2015 | 47.0 | 11,468 |
| 2014 | 48.4 | 11,496 |
| 2013 | 48.4 | 11,517 |
| 2012 | 48.1 | 11,507 |
| 2011 | 47.7 | 11,516 |
| 2010 | 46.9 | 11,513 |
Fergus County, Montana Age Group Breakdown (2024)
| Age Cohort | Percentage |
|---|---|
| Under 5 | 5.5% |
| 5–17 | 15.5% |
| 18–24 | 6.4% |
| 25–34 | 12.0% |
| 35–54 | 21.2% |
| 55–64 | 14.3% |
| 65+ | 25.1% |
Dependency Ratios for Fergus County, Montana
- Total Dependency Ratio:
- 85.5
- Youth Dependency:
- 39.0
- Old-Age Dependency:
- 46.5
The dependency ratio measures dependents (ages 0-17 and 65+) per 100 working-age individuals (ages 18-64).
Age & Gender FAQs for Fergus County, Montana
The median age in Fergus County, Montana is 44.4 years.
According to latest Census data, the total population of Fergus County, Montana is 11,687.
In Fergus County, Montana, seniors (ages 65+) make up 25.1% of the population, while children under 18 represent 15.5%.
Based on historical data since 2010, the population in Fergus County, Montana is becoming younger.