
Crestwood
- County:
- Cook County
- County Seat:
- No
- Area (mi²):
- 3.049
- State:
- Illinois
Crestwood is a village located in Cook County, Illinois. Crestwood has a 2025 population of 10,123. Crestwood is currently declining at a rate of -1.29% annually and its population has decreased by -6.12% since the most recent census, which recorded a population of 10,783 in 2020.
The average household income in Crestwood is $81,400 with a poverty rate of 10.25%. The median age in Crestwood is 50.7 years: 47.2 years for males, and 55.4 years for females.