Linn County, Oregon Age & Gender Statistics (2024)

Total Population

130,706

Median Age

40.1

Male Median

39.0

Female Median

41.3

Linn County, Oregon Population Growth

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

Linn County, Oregon Demographic Trend

Since 2010, the population of has changed by +14.3%%.

+14.3%% Growth

Linn County, Oregon Age & Gender Pyramid

Population pyramid for

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


Linn County, Oregon Historical Population Data

YearMedian AgePopulation
202440.1130,706
202340.2129,794
202240.0128,598
202139.9127,200
202039.9127,216
201939.6125,048
201839.7122,870
201739.7121,074
201639.5119,862
201539.5118,971
201439.4118,270
201339.1117,648
201239.0116,871
201138.9115,776
201039.0114,315

Linn County, Oregon Age Group Breakdown (2024)

Age CohortPercentage
Under 55.6%
5–1716.4%
18–247.6%
25–3413.7%
35–5424.3%
55–6412.8%
65+19.5%

Dependency Ratios for Linn County, Oregon

Total Dependency Ratio:
70.9
Youth Dependency:
37.6
Old-Age Dependency:
33.3

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



Age & Gender FAQs for Linn County, Oregon

The median age in Linn County, Oregon is 40.1 years.

According to latest Census data, the total population of Linn County, Oregon is 130,706.

In Linn County, Oregon, seniors (ages 65+) make up 19.5% of the population, while children under 18 represent 16.4%.

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