Pettis County, Missouri Age & Gender Statistics (2024)

Total Population

43,397

Median Age

38.2

Male Median

36.6

Female Median

40.1

Pettis County, Missouri Population Growth

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

Pettis County, Missouri Demographic Trend

Since 2010, the population of has changed by +4.4%%.

+4.4%% Growth

Pettis County, Missouri Age & Gender Pyramid

Population pyramid for

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


Pettis County, Missouri Historical Population Data

YearMedian AgePopulation
202438.243,397
202337.943,205
202238.043,059
202138.042,919
202037.842,421
201937.842,355
201837.942,371
201737.942,309
201637.542,193
201537.542,215
201437.542,213
201337.642,146
201237.342,044
201137.141,831
201037.041,587

Pettis County, Missouri Age Group Breakdown (2024)

Age CohortPercentage
Under 56.8%
5–1718.3%
18–248.4%
25–3412.1%
35–5424.2%
55–6413.0%
65+17.3%

Dependency Ratios for Pettis County, Missouri

Total Dependency Ratio:
73.6
Youth Dependency:
43.6
Old-Age Dependency:
30.1

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



Age & Gender FAQs for Pettis County, Missouri

The median age in Pettis County, Missouri is 38.2 years.

According to latest Census data, the total population of Pettis County, Missouri is 43,397.

In Pettis County, Missouri, seniors (ages 65+) make up 17.3% of the population, while children under 18 represent 18.3%.

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