Klamath County, Oregon Age & Gender Statistics (2024)

Total Population

70,247

Median Age

41.3

Male Median

40.5

Female Median

42.0

Klamath County, Oregon Population Growth

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

Klamath County, Oregon Demographic Trend

Since 2010, the population of has changed by +5.6%%.

+5.6%% Growth

Klamath County, Oregon Age & Gender Pyramid

Population pyramid for

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


Klamath County, Oregon Historical Population Data

YearMedian AgePopulation
202441.370,247
202341.369,812
202241.169,506
202141.468,899
202042.067,606
201942.266,921
201842.466,310
201742.666,018
201642.665,946
201542.565,972
201442.365,985
201342.066,211
201241.666,350
201141.666,517
201041.466,520

Klamath County, Oregon Age Group Breakdown (2024)

Age CohortPercentage
Under 55.6%
5–1716.1%
18–247.9%
25–3412.5%
35–5422.6%
55–6413.0%
65+22.3%

Dependency Ratios for Klamath County, Oregon

Total Dependency Ratio:
78.6
Youth Dependency:
38.7
Old-Age Dependency:
39.9

The dependency ratio measures dependents (ages 0-17 and 65+) per 100 working-age individuals (ages 18-64).



Age & Gender FAQs for Klamath County, Oregon

The median age in Klamath County, Oregon is 41.3 years.

According to latest Census data, the total population of Klamath County, Oregon is 70,247.

In Klamath County, Oregon, seniors (ages 65+) make up 22.3% of the population, while children under 18 represent 16.1%.

Based on historical data since 2010, the population in Klamath County, Oregon has remained stable.
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