
Brookfield township
- County:
- Cook County
- County Seat:
- No
- Area (mi²):
- 44.283
- State:
- Illinois
Brookfield township is located in Cook County, Illinois. Brookfield township has a 2025 population of 1,062. Brookfield township is currently growing at a rate of 0.38% annually and its population has decreased by 0% since the most recent census, which recorded a population of 1,062 in 2020.
The average household income in Brookfield township is $136,354 with a poverty rate of 4.38%. The median age in Brookfield township is 41.5 years: 41.7 years for males, and 41.3 years for females.