Maries County, Missouri Age & Gender Statistics (2024)

Total Population

8,450

Median Age

44.9

Male Median

44.4

Female Median

46.4

Maries County, Missouri Population Growth

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

Maries County, Missouri Demographic Trend

Since 2010, the population of has changed by -8.2%%.

-8.2%% Growth

Maries County, Missouri Age & Gender Pyramid

Population pyramid for

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


Maries County, Missouri Historical Population Data

YearMedian AgePopulation
202444.98,450
202345.48,435
202245.28,454
202145.48,457
202045.38,791
201946.08,803
201845.08,884
201744.48,959
201643.98,987
201544.29,057
201443.89,098
201343.49,102
201243.19,140
201142.29,192
201041.99,203

Maries County, Missouri Age Group Breakdown (2024)

Age CohortPercentage
Under 55.3%
5–1715.3%
18–247.4%
25–3410.6%
35–5423.8%
55–6415.7%
65+22.0%

Dependency Ratios for Maries County, Missouri

Total Dependency Ratio:
74.2
Youth Dependency:
35.8
Old-Age Dependency:
38.4

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



Age & Gender FAQs for Maries County, Missouri

The median age in Maries County, Missouri is 44.9 years.

According to latest Census data, the total population of Maries County, Missouri is 8,450.

In Maries County, Missouri, seniors (ages 65+) make up 22.0% of the population, while children under 18 represent 15.3%.

Based on historical data since 2010, the population in Maries County, Missouri is aging.
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