Butler County, Pennsylvania
Butler County is a county in Pennsylvania. Its county FIPS code is 42019. Use the boundary map and neighboring areas below to check the jurisdiction you need.
- Official code
- 42019
- Representative coordinates
- 40.913847, -79.918978
- County type
- County
- County seat or government
- Butler
- Resident population, July 2025
- 200,169
- Land area
- 2,044.75 km²
- Water area
- 16.005 km²
- State
- Pennsylvania
The representative point identifies this area. It is not a street address or a boundary survey.
Time zones in Butler County
| Time zone | Local time and UTC offset | Next clock change |
|---|---|---|
| America/New_York | UTC-05:00 in January; UTC-04:00 in July. Enable JavaScript for the live clock. | Enable JavaScript for upcoming changes. |
Listed zones overlap the mapped area. A point lookup can distinguish sides of a boundary. Your device’s zone may differ.
Census ZIP areas
15044 · 15086 · 16001 · 16002 · 16020 · 16022 · 16023 · 16024 · 16025 · 16027 · 16029 · 16030 · 16033 · 16034 · 16035 · 16037 · 16038 · 16040 · 16041 · 16045 · 16046 · 16048 · 16049 · 16050 · 16051 · 16052 · 16053 · 16055 · 16056 · 16057 · 16059 · 16061 · 16063 · 16066 · 16127 · 16229 · 16373
These statistical areas overlap the boundary. They are not delivery assignments; confirm mailing details with USPS ZIP Code Lookup.
Official county information
Use the US government local-office directory ↗ to find the office responsible for your address. A county website has not been confidently matched here. A geographic lookup cannot determine eligibility, tax liability or a court obligation.
Cities, towns and communities
These areas overlap the mapped boundary; an overlap does not mean that every address belongs to both.
- Boyers CDP, PA
- Bruin borough, PA
- Butler city, PA
- Callery borough, PA
- Cherry Valley borough, PA
- Chicora borough, PA
- Connoquenessing borough, PA
- East Butler borough, PA
- Eau Claire borough, PA
- Evans City borough, PA
- Fairview borough, PA
- Fenelton CDP, PA
- Forestville CDP, PA
- Harmony borough, PA
- Harrisville borough, PA
- Homeacre-Lyndora CDP, PA
- Karns City borough, PA
- Lake Arthur Estates CDP, PA
- Mars borough, PA
- Meadowood CDP, PA
- Meridian CDP, PA
- Nixon CDP, PA
- North Washington CDP, PA
- Oak Hills CDP, PA
- Petrolia borough, PA
- Portersville borough, PA
- Prospect borough, PA
- Renfrew CDP, PA
- Saxonburg borough, PA
- Seven Fields borough, PA
Areas sharing the mapped boundary
These areas touch this mapped boundary.
Before using this answer on a form
Use a precise point for address-level questions. A device accuracy circle can cross a boundary; confirm tax, voting or jury details with the responsible office.
Find the county at your current point, check its ZIP area, or find its physical time zone.