
Winnebago
- County:
- Winnebago County
- County Seat:
- No
- Area (mi²):
- 1.934
- State:
- Illinois
Winnebago is a village located in Winnebago County, Illinois. Winnebago has a 2025 population of 2,843. Winnebago is currently declining at a rate of -0.56% annually and its population has decreased by -2.7% since the most recent census, which recorded a population of 2,922 in 2020.
The average household income in Winnebago is $105,955 with a poverty rate of 7.1%. The median age in Winnebago is 43 years: 43.4 years for males, and 42.7 years for females.