Clifton Heights
- County:
- Delaware County
- County Seat:
- No
- Area (mi²):
- 0.63
- State:
- Pennsylvania
Clifton Heights is a borough located in Delaware County, Pennsylvania. Clifton Heights has a 2026 population of 6,880. Clifton Heights is currently growing at a rate of 0.69% annually and its population has increased by 0.54% since the most recent census, which recorded a population of 6,843 in 2020.