
Breese
- County:
- Clinton County
- County Seat:
- No
- Area (mi²):
- 2.672
- State:
- Illinois
Breese is a city located in Clinton County, Illinois. Breese has a 2025 population of 4,558. Breese is currently declining at a rate of -0.46% annually and its population has decreased by -2.25% since the most recent census, which recorded a population of 4,663 in 2020.
The average household income in Breese is $143,588 with a poverty rate of 4.67%. The median age in Breese is 44.1 years: 39.1 years for males, and 45 years for females.