County · Pennsylvania · United States
Butler County ZIP codes
31 ZIP codes · 30 cities · FIPS 42019
Key facts
- State
- Pennsylvania (PA)
- FIPS code
- 42019
- Population
- 195,870
- Median household income
- $86,775
- Median age
- 43.3
- Land area
- 789.5 sq mi (2,044.8 km²)
- Population density
- 248 / sq mi
- Area codes
- 272, 412, 570, 724, 878
Cities and ZIP codes in Butler County (30)
About this page
County figures are Census county-level values (ACS 5-year); the ZIP list shows the ZIPs whose primary county this is — a ZIP on a border can also serve neighbouring counties.
Sources: U.S. Census Bureau (2020 county relationship file, ACS 5-year) · GeoNames. Methodology.