Berkshire County, Massachusetts
Berkshire County is a county in Massachusetts. Its county FIPS code is 25003. Use the boundary map and neighboring areas below to check the jurisdiction you need.
- Official code
- 25003
- Representative coordinates
- 42.371493, -73.217928
- County type
- County
- County seat or government
- Pittsfield
- Resident population, July 2025
- 128,224
- Land area
- 2,400.592 km²
- Water area
- 50.709 km²
- State
- Massachusetts
The representative point identifies this area. It is not a street address or a boundary survey.
Time zones in Berkshire 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
01008 · 01026 · 01029 · 01070 · 01201 · 01220 · 01222 · 01223 · 01224 · 01225 · 01226 · 01229 · 01230 · 01235 · 01236 · 01237 · 01238 · 01240 · 01242 · 01244 · 01245 · 01247 · 01253 · 01254 · 01255 · 01256 · 01257 · 01258 · 01259 · 01260 · 01262 · 01264 · 01266 · 01267 · 01270 · 01343
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.
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.