
Cheswick
- County:
- Allegheny County
- County Seat:
- No
- Area (mi²):
- 0.463
- State:
- Pennsylvania
Cheswick is a borough located in Allegheny County, Pennsylvania. Cheswick has a 2025 population of 1,573. Cheswick is currently declining at a rate of -1.19% annually and its population has decreased by -5.81% since the most recent census, which recorded a population of 1,670 in 2020.
The average household income in Cheswick is $89,407 with a poverty rate of 6.46%. The median age in Cheswick is 45.8 years: 39.1 years for males, and 51.9 years for females.