New Madrid County, Missouri Age & Gender Statistics (2024)

Total Population

15,731

Median Age

41.3

Male Median

40.1

Female Median

43.2

New Madrid County, Missouri Population Growth

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

New Madrid County, Missouri Demographic Trend

Since 2010, the population of has changed by -16.5%%.

-16.5%% Growth

New Madrid County, Missouri Age & Gender Pyramid

Population pyramid for

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


New Madrid County, Missouri Historical Population Data

YearMedian AgePopulation
202441.315,731
202341.816,041
202241.816,341
202141.716,658
202041.717,275
201942.017,560
201841.717,811
201741.318,030
201640.918,229
201540.518,411
201440.618,568
201340.618,695
201239.718,780
201139.618,839
201039.818,847

New Madrid County, Missouri Age Group Breakdown (2024)

Age CohortPercentage
Under 56.1%
5–1717.6%
18–247.3%
25–3410.8%
35–5424.2%
55–6414.2%
65+19.9%

Dependency Ratios for New Madrid County, Missouri

Total Dependency Ratio:
77.1
Youth Dependency:
41.9
Old-Age Dependency:
35.2

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



Age & Gender FAQs for New Madrid County, Missouri

The median age in New Madrid County, Missouri is 41.3 years.

According to latest Census data, the total population of New Madrid County, Missouri is 15,731.

In New Madrid County, Missouri, seniors (ages 65+) make up 19.9% of the population, while children under 18 represent 17.6%.

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