
La Grange Park
- County:
- Cook County
- County Seat:
- No
- Area (mi²):
- 2.233
- State:
- Illinois
La Grange Park is a village located in Cook County, Illinois. La Grange Park has a 2025 population of 12,730. La Grange Park is currently declining at a rate of -1.09% annually and its population has decreased by -5.23% since the most recent census, which recorded a population of 13,432 in 2020.
The average household income in La Grange Park is $152,455 with a poverty rate of 4.02%. The median age in La Grange Park is 41.5 years: 40.4 years for males, and 42.2 years for females.