Osage County, Oklahoma Age & Gender Distribution (2024)
Population distribution by age and gender for Osage County, Oklahoma
Osage County, Oklahoma Age & Gender Statistics (2024)
Total Population
45,997
Median Age
43.5
Male Median
41.8
Female Median
44.7
Osage County, Oklahoma Population Growth

Osage County, Oklahoma Demographic Trend
Since 2010, the population of has changed by -2.5%%.
-2.5%% Growth
Osage County, Oklahoma Age & Gender Pyramid

Figure 2: Population distribution by age and gender for 2024.
Osage County, Oklahoma Historical Population Data
| Year | Median Age | Population |
|---|---|---|
| 2024 | 43.5 | 45,997 |
| 2023 | 43.3 | 45,963 |
| 2022 | 43.2 | 46,004 |
| 2021 | 42.9 | 46,140 |
| 2020 | 43.0 | 47,074 |
| 2019 | 42.5 | 47,226 |
| 2018 | 42.1 | 47,311 |
| 2017 | 42.0 | 47,350 |
| 2016 | 42.0 | 47,923 |
| 2015 | 41.9 | 48,054 |
| 2014 | 42.0 | 47,937 |
| 2013 | 41.6 | 47,800 |
| 2012 | 41.6 | 47,650 |
| 2011 | 40.8 | 47,361 |
| 2010 | 40.4 | 47,192 |
Osage County, Oklahoma Age Group Breakdown (2024)
| Age Cohort | Percentage |
|---|---|
| Under 5 | 4.6% |
| 5–17 | 16.3% |
| 18–24 | 7.6% |
| 25–34 | 11.0% |
| 35–54 | 24.5% |
| 55–64 | 14.6% |
| 65+ | 21.4% |
Dependency Ratios for Osage County, Oklahoma
- Total Dependency Ratio:
- 73.3
- Youth Dependency:
- 36.2
- Old-Age Dependency:
- 37.0
The dependency ratio measures dependents (ages 0-17 and 65+) per 100 working-age individuals (ages 18-64).
Age & Gender FAQs for Osage County, Oklahoma
The median age in Osage County, Oklahoma is 43.5 years.
According to latest Census data, the total population of Osage County, Oklahoma is 45,997.
In Osage County, Oklahoma, seniors (ages 65+) make up 21.4% of the population, while children under 18 represent 16.3%.
Based on historical data since 2010, the population in Osage County, Oklahoma is aging.