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

Population trends in
Figure 1: Annual population growth trend for (2010–2024).

Osage County, Oklahoma Demographic Trend

Since 2010, the population of has changed by -2.5%%.

-2.5%% Growth

Osage County, Oklahoma Age & Gender Pyramid

Population pyramid for

Figure 2: Population distribution by age and gender for 2024.


Osage County, Oklahoma Historical Population Data

YearMedian AgePopulation
202443.545,997
202343.345,963
202243.246,004
202142.946,140
202043.047,074
201942.547,226
201842.147,311
201742.047,350
201642.047,923
201541.948,054
201442.047,937
201341.647,800
201241.647,650
201140.847,361
201040.447,192

Osage County, Oklahoma Age Group Breakdown (2024)

Age CohortPercentage
Under 54.6%
5–1716.3%
18–247.6%
25–3411.0%
35–5424.5%
55–6414.6%
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.
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