
Wilmerding
- County:
- Allegheny County
- County Seat:
- No
- Area (mi²):
- 0.429
- State:
- Pennsylvania
Wilmerding is a borough located in Allegheny County, Pennsylvania. Wilmerding has a 2025 population of 1,672. Wilmerding is currently declining at a rate of -1.24% annually and its population has decreased by -6.01% since the most recent census, which recorded a population of 1,779 in 2020.
The average household income in Wilmerding is $46,428 with a poverty rate of 29.08%. The median age in Wilmerding is 36.9 years: 38.9 years for males, and 36.6 years for females.