Butler County, Pennsylvania Age & Gender Statistics (2024)

Total Population

197,254

Median Age

43.4

Male Median

42.6

Female Median

44.4

Butler County, Pennsylvania Population Growth

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

Butler County, Pennsylvania Demographic Trend

Since 2010, the population of has changed by +8.1%%.

+8.1%% Growth

Butler County, Pennsylvania Age & Gender Pyramid

Population pyramid for

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


Butler County, Pennsylvania Historical Population Data

YearMedian AgePopulation
202443.4197,254
202343.3195,870
202243.4194,562
202143.3192,561
202043.4187,798
201943.3186,899
201843.2186,566
201743.1185,984
201643.0185,974
201542.7185,689
201442.4185,034
201342.0184,535
201241.3183,946
201140.9183,317
201040.7182,554

Butler County, Pennsylvania Age Group Breakdown (2024)

Age CohortPercentage
Under 54.8%
5–1714.5%
18–248.8%
25–3411.1%
35–5425.2%
55–6415.1%
65+20.6%

Dependency Ratios for Butler County, Pennsylvania

Total Dependency Ratio:
66.3
Youth Dependency:
32.0
Old-Age Dependency:
34.3

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



Age & Gender FAQs for Butler County, Pennsylvania

The median age in Butler County, Pennsylvania is 43.4 years.

According to latest Census data, the total population of Butler County, Pennsylvania is 197,254.

In Butler County, Pennsylvania, seniors (ages 65+) make up 20.6% of the population, while children under 18 represent 14.5%.

Based on historical data since 2010, the population in Butler County, Pennsylvania is aging.
Back to Overview