
O'Hara township
- County:
- Allegheny County
- County Seat:
- No
- Area (mi²):
- 7.014
- State:
- Pennsylvania
O'Hara township is located in Allegheny County, Pennsylvania. O'Hara township has a 2025 population of 8,781. O'Hara township is currently declining at a rate of -1.08% annually and its population has decreased by -5.3% since the most recent census, which recorded a population of 9,272 in 2020.
The average household income in O'Hara township is $157,702 with a poverty rate of 3.76%. The median age in O'Hara township is 46.7 years: 46.4 years for males, and 46.9 years for females.