
River Forest township
- County:
- Cook County
- County Seat:
- No
- Area (mi²):
- 2.48
- State:
- Illinois
River Forest township is located in Cook County, Illinois. River Forest township has a 2025 population of 11,061. River Forest township is currently declining at a rate of -0.74% annually and its population has decreased by -5.29% since the most recent census, which recorded a population of 11,679 in 2020.
The average household income in River Forest township is $245,054 with a poverty rate of 2.18%. The median age in River Forest township is 40.1 years: 36.4 years for males, and 43.9 years for females.