
Riverside township
- County:
- Cook County
- County Seat:
- No
- Area (mi²):
- 4.026
- State:
- Illinois
Riverside township is located in Cook County, Illinois. Riverside township has a 2025 population of 15,595. Riverside township is currently declining at a rate of -0.85% annually and its population has decreased by -6.03% since the most recent census, which recorded a population of 16,595 in 2020.
The average household income in Riverside township is $151,202 with a poverty rate of 4.11%. The median age in Riverside township is 41.1 years: 38.3 years for males, and 43.5 years for females.