Butler County's estimated 2026 population is 201,038 with a growth rate of 0.43% in the past year according to the most recent United States census data. Butler County is the 19th largest county in Pennsylvania. The 2010 population was 184,085 and has seen a growth of 9.21% since that time.
Data after 2023 is projected based on recent change
Overall: 43.4 years
Female: 44.4 years
Male: 42.6 years
There are 159,274 adults, (40,695 of whom are seniors) in Butler County.
Female: 98,985 (50.2%)
Male: 98,269 (49.8%)
The racial composition of Butler County includes 92.78% White, and smaller percentages for Asian, Black or African American, other race, Native American, Native Hawaiian or Pacific Islander and multiracial populations.
Race | Population | Percentage (of total) |
|---|---|---|
| White | 183,018 | 92.78% |
| Two or more races | 7,409 | 3.76% |
| Asian | 2,846 | 1.44% |
| Black or African American | 2,113 | 1.07% |
| Other race | 1,609 | 0.82% |
| Native American | 223 | 0.11% |
| Native Hawaiian or Pacific Islander | 36 | 0.02% |
Butler County's average per capita income is $58,936. Household income levels show a median of $89,843. The poverty rate stands at 8.15%.
Name | Median | Mean |
|---|---|---|
| Married Families | $127,214 | $155,936 |
| Families | $116,152 | $143,182 |
| Households | $89,843 | $116,887 |
| Non Families | $46,809 | $66,280 |
Average Income
Median Household Income
Poverty Rate