Butler County, Pennsylvania Age & Gender Distribution (2024)
Population distribution by age and gender for Butler County, Pennsylvania
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

Butler County, Pennsylvania Demographic Trend
Since 2010, the population of has changed by +8.1%%.
+8.1%% Growth
Butler County, Pennsylvania Age & Gender Pyramid

Figure 2: Population distribution by age and gender for 2024.
Butler County, Pennsylvania Historical Population Data
| Year | Median Age | Population |
|---|---|---|
| 2024 | 43.4 | 197,254 |
| 2023 | 43.3 | 195,870 |
| 2022 | 43.4 | 194,562 |
| 2021 | 43.3 | 192,561 |
| 2020 | 43.4 | 187,798 |
| 2019 | 43.3 | 186,899 |
| 2018 | 43.2 | 186,566 |
| 2017 | 43.1 | 185,984 |
| 2016 | 43.0 | 185,974 |
| 2015 | 42.7 | 185,689 |
| 2014 | 42.4 | 185,034 |
| 2013 | 42.0 | 184,535 |
| 2012 | 41.3 | 183,946 |
| 2011 | 40.9 | 183,317 |
| 2010 | 40.7 | 182,554 |
Butler County, Pennsylvania Age Group Breakdown (2024)
| Age Cohort | Percentage |
|---|---|
| Under 5 | 4.8% |
| 5–17 | 14.5% |
| 18–24 | 8.8% |
| 25–34 | 11.1% |
| 35–54 | 25.2% |
| 55–64 | 15.1% |
| 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.