Fayette County, Iowa Age & Gender Distribution (2024)
Population distribution by age and gender for Fayette County, Iowa
Fayette County, Iowa Age & Gender Statistics (2024)
Total Population
19,288
Median Age
43.9
Male Median
42.9
Female Median
46.0
Fayette County, Iowa Population Growth

Fayette County, Iowa Demographic Trend
Since 2010, the population of has changed by -8.1%%.
-8.1%% Growth
Fayette County, Iowa Age & Gender Pyramid

Figure 2: Population distribution by age and gender for 2024.
Fayette County, Iowa Historical Population Data
| Year | Median Age | Population |
|---|---|---|
| 2024 | 43.9 | 19,288 |
| 2023 | 43.7 | 19,393 |
| 2022 | 43.4 | 19,519 |
| 2021 | 43.0 | 19,582 |
| 2020 | 43.8 | 19,604 |
| 2019 | 43.8 | 19,803 |
| 2018 | 43.6 | 19,929 |
| 2017 | 43.7 | 20,139 |
| 2016 | 43.1 | 20,391 |
| 2015 | 43.1 | 20,589 |
| 2014 | 43.0 | 20,693 |
| 2013 | 42.6 | 20,822 |
| 2012 | 42.3 | 20,894 |
| 2011 | 42.6 | 20,938 |
| 2010 | 42.4 | 20,992 |
Fayette County, Iowa Age Group Breakdown (2024)
| Age Cohort | Percentage |
|---|---|
| Under 5 | 5.7% |
| 5–17 | 15.7% |
| 18–24 | 8.7% |
| 25–34 | 10.5% |
| 35–54 | 21.1% |
| 55–64 | 15.4% |
| 65+ | 22.9% |
Dependency Ratios for Fayette County, Iowa
- Total Dependency Ratio:
- 79.6
- Youth Dependency:
- 38.4
- Old-Age Dependency:
- 41.2
The dependency ratio measures dependents (ages 0-17 and 65+) per 100 working-age individuals (ages 18-64).
Age & Gender FAQs for Fayette County, Iowa
The median age in Fayette County, Iowa is 43.9 years.
According to latest Census data, the total population of Fayette County, Iowa is 19,288.
In Fayette County, Iowa, seniors (ages 65+) make up 22.9% of the population, while children under 18 represent 15.7%.
Based on historical data since 2010, the population in Fayette County, Iowa has remained stable.