US ZIP Code 45638 Age & Gender Statistics (2024)

Total Population

19,982

Median Age

40.1

Male Median

38.3

Female Median

40.9

US ZIP Code 45638 Population Growth

Population trends in
Figure 1: Annual population growth trend for (2021–2024).

US ZIP Code 45638 Demographic Trend

Since 2021, the population of has changed by -5.2%%.

-5.2%% Growth

US ZIP Code 45638 Age & Gender Pyramid

Population pyramid for

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


US ZIP Code 45638 Historical Population Data

YearMedian AgePopulation
202440.119,982
202339.919,921
202239.920,594
202139.121,081

US ZIP Code 45638 Age Group Breakdown (2024)

Age CohortPercentage
Under 55.8%
5–1716.5%
18–247.8%
25–3413.5%
35–5425.4%
55–6412.6%
65+18.4%

Dependency Ratios for US ZIP Code 45638

Total Dependency Ratio:
68.6
Youth Dependency:
37.6
Old-Age Dependency:
31.0

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



Age & Gender FAQs for US ZIP Code 45638

The median age in US ZIP Code 45638 is 40.1 years.

According to latest Census data, the total population of US ZIP Code 45638 is 19,982.

In US ZIP Code 45638, seniors (ages 65+) make up 18.4% of the population, while children under 18 represent 16.5%.

Based on historical data since 2021, the population in US ZIP Code 45638 has remained stable.
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