
Clarendon Hills
- County:
- DuPage County
- County Seat:
- No
- Area (mi²):
- 1.81
- State:
- Illinois
Clarendon Hills is a village located in DuPage County, Illinois. Clarendon Hills has a 2025 population of 8,477. Clarendon Hills is currently declining at a rate of -0.49% annually and its population has decreased by -2.44% since the most recent census, which recorded a population of 8,689 in 2020.
The average household income in Clarendon Hills is $221,771 with a poverty rate of 7.88%. The median age in Clarendon Hills is 41.4 years: 34.9 years for males, and 44.2 years for females.