
Harmar township
- County:
- Allegheny County
- County Seat:
- No
- Area (mi²):
- 5.865
- State:
- Pennsylvania
Harmar township is located in Allegheny County, Pennsylvania. Harmar township has a 2025 population of 2,955. Harmar township is currently declining at a rate of -1.17% annually and its population has decreased by -5.62% since the most recent census, which recorded a population of 3,131 in 2020.
The average household income in Harmar township is $105,644 with a poverty rate of 11.38%. The median age in Harmar township is 58.3 years: 53 years for males, and 60.4 years for females.