Berwick
- County:
- Columbia County
- County Seat:
- No
- Area (mi²):
- 3.074
- State:
- Pennsylvania
Berwick is a borough located in Columbia County, Pennsylvania. Berwick has a 2026 population of 10,332. Berwick is currently growing at a rate of 0.16% annually but its population has decreased by -0.01% since the most recent census, which recorded a population of 10,333 in 2020.