Linn County, Missouri Age & Gender Statistics (2024)

Total Population

11,852

Median Age

42.1

Male Median

40.9

Female Median

43.5

Linn County, Missouri Population Growth

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

Linn County, Missouri Demographic Trend

Since 2010, the population of has changed by -7.6%%.

-7.6%% Growth

Linn County, Missouri Age & Gender Pyramid

Population pyramid for

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


Linn County, Missouri Historical Population Data

YearMedian AgePopulation
202442.111,852
202342.411,850
202242.011,892
202141.811,962
202042.012,004
201941.812,113
201842.112,186
201742.512,248
201642.812,319
201542.812,401
201442.712,494
201342.912,592
201243.012,668
201142.812,749
201042.612,824

Linn County, Missouri Age Group Breakdown (2024)

Age CohortPercentage
Under 55.6%
5–1717.8%
18–247.2%
25–3411.3%
35–5422.7%
55–6413.7%
65+21.8%

Dependency Ratios for Linn County, Missouri

Total Dependency Ratio:
82.1
Youth Dependency:
42.5
Old-Age Dependency:
39.6

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



Age & Gender FAQs for Linn County, Missouri

The median age in Linn County, Missouri is 42.1 years.

According to latest Census data, the total population of Linn County, Missouri is 11,852.

In Linn County, Missouri, seniors (ages 65+) make up 21.8% of the population, while children under 18 represent 17.8%.

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