US ZIP Code 45420 Age & Gender Statistics (2024)

Total Population

24,411

Median Age

36.8

Male Median

37.6

Female Median

36.0

US ZIP Code 45420 Population Growth

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

US ZIP Code 45420 Demographic Trend

Since 2021, the population of has changed by +0.7%%.

+0.7%% Growth

US ZIP Code 45420 Age & Gender Pyramid

Population pyramid for

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


US ZIP Code 45420 Historical Population Data

YearMedian AgePopulation
202436.824,411
202339.823,956
202239.823,600
202139.124,249

US ZIP Code 45420 Age Group Breakdown (2024)

Age CohortPercentage
Under 55.0%
5–1713.4%
18–248.9%
25–3419.8%
35–5423.6%
55–6413.6%
65+15.7%

Dependency Ratios for US ZIP Code 45420

Total Dependency Ratio:
51.8
Youth Dependency:
27.9
Old-Age Dependency:
23.9

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 45420

The median age in US ZIP Code 45420 is 36.8 years.

According to latest Census data, the total population of US ZIP Code 45420 is 24,411.

In US ZIP Code 45420, seniors (ages 65+) make up 15.7% of the population, while children under 18 represent 13.4%.

Based on historical data since 2021, the population in US ZIP Code 45420 is becoming younger.
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