Washington County, Pennsylvania
Washington County is a county in Pennsylvania. Its county FIPS code is 42125. Use the boundary map and neighboring areas below to check the jurisdiction you need.
- Official code
- 42125
- Representative coordinates
- 40.200005, -80.252132
- County type
- County
- County seat or government
- Washington
- Resident population, July 2025
- 210,802
- Land area
- 2,219.645 km²
- Water area
- 9.946 km²
- State
- Pennsylvania
The representative point identifies this area. It is not a street address or a boundary survey.
Time zones in Washington 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
15004 · 15012 · 15017 · 15019 · 15021 · 15022 · 15026 · 15033 · 15038 · 15053 · 15054 · 15055 · 15057 · 15060 · 15063 · 15067 · 15078 · 15102 · 15126 · 15129 · 15241 · 15301 · 15311 · 15312 · 15313 · 15314 · 15317 · 15321 · 15322 · 15323 · 15324 · 15329 · 15330 · 15331 · 15332 · 15333 · 15340 · 15342 · 15345 · 15347 · 15348 · 15350 · 15358 · 15360 · 15361 · 15363 · 15365 · 15366 · 15367 · 15368 · 15370 · 15376 · 15377 · 15378 · 15379 · 15412 · 15417 · 15419 · 15423 · 15427 · 15429 · 15432 · 15434 · 15477 · 15483
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.
- Aaronsburg CDP, PA
- Allenport borough, PA
- Atlasburg CDP, PA
- Avella CDP, PA
- Baidland CDP, PA
- Beallsville borough, PA
- Bentleyville borough, PA
- Bulger CDP, PA
- Burgettstown borough, PA
- California borough, PA
- Canonsburg borough, PA
- Cecil-Bishop CDP, PA
- Centerville borough, PA
- Charleroi borough, PA
- Claysville borough, PA
- Coal Center borough, PA
- Cokeburg borough, PA
- Cross Creek CDP, PA
- Deemston borough, PA
- Donora borough, PA
- Dunlevy borough, PA
- East Marianna CDP, PA
- East Washington borough, PA
- Eighty Four CDP, PA
- Elco borough, PA
- Ellsworth borough, PA
- Elrama CDP, PA
- Finleyville borough, PA
- Fredericktown CDP, PA
- Gastonville CDP, PA
Browse all cities, towns and communities for Washington County
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.