
Bonnie
- County:
- Jefferson County
- County Seat:
- No
- Area (mi²):
- 1.275
- State:
- Illinois
Bonnie is a village located in Jefferson County, Illinois. Bonnie has a 2025 population of 361. Bonnie is currently declining at a rate of -0.82% annually and its population has decreased by -3.73% since the most recent census, which recorded a population of 375 in 2020.
The average household income in Bonnie is $64,889 with a poverty rate of 10.47%. The median age in Bonnie is 43.1 years: 46.8 years for males, and 34.4 years for females.