
Donegal township
- County:
- Westmoreland County
- County Seat:
- No
- Area (mi²):
- 23.192
- State:
- Pennsylvania
Donegal township is located in Westmoreland County, Pennsylvania. Donegal township has a 2025 population of 1,764. Donegal township is currently declining at a rate of -0.28% annually and its population has decreased by -3.08% since the most recent census, which recorded a population of 1,820 in 2020.
The average household income in Donegal township is $95,307 with a poverty rate of 4.3%. The median age in Donegal township is 48.1 years: 47.7 years for males, and 48.6 years for females.