
Streamwood
- County:
- Cook County
- County Seat:
- No
- Area (mi²):
- 7.808
- State:
- Illinois
Streamwood is a village located in Cook County, Illinois. Streamwood has a 2025 population of 36,678. Streamwood is currently declining at a rate of -1.48% annually and its population has decreased by -6.98% since the most recent census, which recorded a population of 39,432 in 2020.
The average household income in Streamwood is $113,523 with a poverty rate of 9.74%. The median age in Streamwood is 40 years: 39 years for males, and 40.9 years for females.