Union County, Pennsylvania Age & Gender Statistics (2024)

Total Population

42,456

Median Age

41.0

Male Median

39.1

Female Median

42.5

Union County, Pennsylvania Population Growth

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

Union County, Pennsylvania Demographic Trend

Since 2010, the population of has changed by -5.4%%.

-5.4%% Growth

Union County, Pennsylvania Age & Gender Pyramid

Population pyramid for

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


Union County, Pennsylvania Historical Population Data

YearMedian AgePopulation
202441.042,456
202340.542,570
202239.742,908
202139.643,094
202039.644,831
201939.545,111
201839.445,114
201739.445,056
201639.145,178
201538.644,958
201438.544,955
201338.544,932
201238.444,944
201138.244,872
201038.444,866

Union County, Pennsylvania Age Group Breakdown (2024)

Age CohortPercentage
Under 54.3%
5–1713.0%
18–2414.0%
25–3411.7%
35–5424.8%
55–6412.3%
65+19.9%

Dependency Ratios for Union County, Pennsylvania

Total Dependency Ratio:
59.3
Youth Dependency:
27.7
Old-Age Dependency:
31.7

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



Age & Gender FAQs for Union County, Pennsylvania

The median age in Union County, Pennsylvania is 41.0 years.

According to latest Census data, the total population of Union County, Pennsylvania is 42,456.

In Union County, Pennsylvania, seniors (ages 65+) make up 19.9% of the population, while children under 18 represent 13.0%.

Based on historical data since 2010, the population in Union County, Pennsylvania is aging.
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