
Sidell
- County:
- Vermilion County
- County Seat:
- No
- Area (mi²):
- 0.927
- State:
- Illinois
Sidell is a village located in Vermilion County, Illinois. Sidell has a 2025 population of 463. Sidell is currently declining at a rate of -1.28% annually and its population has decreased by -5.89% since the most recent census, which recorded a population of 492 in 2020.
The average household income in Sidell is $69,222 with a poverty rate of 11.41%. The median age in Sidell is 54.7 years: 57 years for males, and 54.5 years for females.