
Butler
- County:
- Butler County
- County Seat:
- Yes
- Area (mi²):
- 2.719
- State:
- Pennsylvania
Butler is a city located in Butler County, Pennsylvania. Butler has a 2025 population of 12,842. It is also the county seat of Butler County. Butler is currently declining at a rate of -0.99% annually and its population has decreased by -4.76% since the most recent census, which recorded a population of 13,484 in 2020.
The average household income in Butler is $59,212 with a poverty rate of 22.91%. The median age in Butler is 37.5 years: 35.8 years for males, and 39 years for females.