Palos Heights
- County:
- Cook County
- County Seat:
- No
- Area (mi²):
- 3.774
- State:
- Illinois
Palos Heights is a city located in Cook County, Illinois. Palos Heights has a 2026 population of 12,088. Palos Heights is currently growing at a rate of 0.63% annually but its population has decreased by -2.67% since the most recent census, which recorded a population of 12,420 in 2020.