
Beaver County
- State:
- Pennsylvania
- County Seat:
- Beaver
Beaver County's estimated 2025 population is 165,419 with a growth rate of -0.06% in the past year according to the most recent United States census data. Beaver County is the 20th largest county in Pennsylvania. The 2010 population was 170,630 and has seen a growth of -3.05% since that time.