Lafayette County, Wisconsin Age & Gender Distribution (2024)
Population distribution by age and gender for Lafayette County, Wisconsin
Lafayette County, Wisconsin Age & Gender Statistics (2024)
Total Population
16,942
Median Age
40.8
Male Median
40.1
Female Median
41.5
Lafayette County, Wisconsin Population Growth

Lafayette County, Wisconsin Demographic Trend
Since 2010, the population of has changed by +1.0%%.
+1.0%% Growth
Lafayette County, Wisconsin Age & Gender Pyramid

Figure 2: Population distribution by age and gender for 2024.
Lafayette County, Wisconsin Historical Population Data
| Year | Median Age | Population |
|---|---|---|
| 2024 | 40.8 | 16,942 |
| 2023 | 40.9 | 16,788 |
| 2022 | 41.7 | 16,716 |
| 2021 | 41.4 | 16,662 |
| 2020 | 41.7 | 16,682 |
| 2019 | 41.8 | 16,715 |
| 2018 | 41.4 | 16,735 |
| 2017 | 41.6 | 16,755 |
| 2016 | 41.5 | 16,793 |
| 2015 | 41.4 | 16,835 |
| 2014 | 41.2 | 16,847 |
| 2013 | 41.4 | 16,841 |
| 2012 | 41.0 | 16,836 |
| 2011 | 41.0 | 16,783 |
| 2010 | 41.1 | 16,775 |
Lafayette County, Wisconsin Age Group Breakdown (2024)
| Age Cohort | Percentage |
|---|---|
| Under 5 | 7.1% |
| 5–17 | 18.1% |
| 18–24 | 7.4% |
| 25–34 | 10.7% |
| 35–54 | 22.1% |
| 55–64 | 14.1% |
| 65+ | 20.4% |
Dependency Ratios for Lafayette County, Wisconsin
- Total Dependency Ratio:
- 83.9
- Youth Dependency:
- 46.5
- Old-Age Dependency:
- 37.5
The dependency ratio measures dependents (ages 0-17 and 65+) per 100 working-age individuals (ages 18-64).
Age & Gender FAQs for Lafayette County, Wisconsin
The median age in Lafayette County, Wisconsin is 40.8 years.
According to latest Census data, the total population of Lafayette County, Wisconsin is 16,942.
In Lafayette County, Wisconsin, seniors (ages 65+) make up 20.4% of the population, while children under 18 represent 18.1%.
Based on historical data since 2010, the population in Lafayette County, Wisconsin has remained stable.