Oneida County, Wisconsin Age & Gender Distribution (2024)
Population distribution by age and gender for Oneida County, Wisconsin
Oneida County, Wisconsin Age & Gender Statistics (2024)
Total Population
38,167
Median Age
52.7
Male Median
51.5
Female Median
53.8
Oneida County, Wisconsin Population Growth

Oneida County, Wisconsin Demographic Trend
Since 2010, the population of has changed by +4.9%%.
+4.9%% Growth
Oneida County, Wisconsin Age & Gender Pyramid

Figure 2: Population distribution by age and gender for 2024.
Oneida County, Wisconsin Historical Population Data
| Year | Median Age | Population |
|---|---|---|
| 2024 | 52.7 | 38,167 |
| 2023 | 52.2 | 38,007 |
| 2022 | 51.8 | 37,799 |
| 2021 | 51.4 | 37,468 |
| 2020 | 51.4 | 35,480 |
| 2019 | 51.3 | 35,381 |
| 2018 | 50.9 | 35,345 |
| 2017 | 50.6 | 35,352 |
| 2016 | 50.3 | 35,604 |
| 2015 | 49.9 | 35,653 |
| 2014 | 49.2 | 35,754 |
| 2013 | 48.7 | 35,868 |
| 2012 | 48.2 | 36,029 |
| 2011 | 47.6 | 36,194 |
| 2010 | 47.2 | 36,379 |
Oneida County, Wisconsin Age Group Breakdown (2024)
| Age Cohort | Percentage |
|---|---|
| Under 5 | 4.0% |
| 5–17 | 12.7% |
| 18–24 | 5.6% |
| 25–34 | 9.3% |
| 35–54 | 21.4% |
| 55–64 | 18.7% |
| 65+ | 28.3% |
Dependency Ratios for Oneida County, Wisconsin
- Total Dependency Ratio:
- 81.8
- Youth Dependency:
- 30.4
- Old-Age Dependency:
- 51.5
The dependency ratio measures dependents (ages 0-17 and 65+) per 100 working-age individuals (ages 18-64).
Age & Gender FAQs for Oneida County, Wisconsin
The median age in Oneida County, Wisconsin is 52.7 years.
According to latest Census data, the total population of Oneida County, Wisconsin is 38,167.
In Oneida County, Wisconsin, seniors (ages 65+) make up 28.3% of the population, while children under 18 represent 12.7%.
Based on historical data since 2010, the population in Oneida County, Wisconsin is aging.