Harrison County, Missouri Age & Gender Statistics (2024)

Total Population

8,190

Median Age

41.8

Male Median

40.3

Female Median

43.2

Harrison County, Missouri Population Growth

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

Harrison County, Missouri Demographic Trend

Since 2010, the population of has changed by -8.4%%.

-8.4%% Growth

Harrison County, Missouri Age & Gender Pyramid

Population pyramid for

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


Harrison County, Missouri Historical Population Data

YearMedian AgePopulation
202441.88,190
202340.98,198
202242.28,190
202142.18,229
202042.88,427
201943.38,491
201843.08,554
201742.88,615
201642.58,649
201542.48,722
201442.18,795
201343.08,871
201242.68,901
201143.08,942
201043.58,941

Harrison County, Missouri Age Group Breakdown (2024)

Age CohortPercentage
Under 55.8%
5–1718.5%
18–247.3%
25–349.8%
35–5422.2%
55–6413.5%
65+22.8%

Dependency Ratios for Harrison County, Missouri

Total Dependency Ratio:
89.0
Youth Dependency:
45.9
Old-Age Dependency:
43.0

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



Age & Gender FAQs for Harrison County, Missouri

The median age in Harrison County, Missouri is 41.8 years.

According to latest Census data, the total population of Harrison County, Missouri is 8,190.

In Harrison County, Missouri, seniors (ages 65+) make up 22.8% of the population, while children under 18 represent 18.5%.

Based on historical data since 2010, the population in Harrison County, Missouri is becoming younger.
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