
Wellington
- County:
- Iroquois County
- County Seat:
- No
- Area (mi²):
- 0.238
- State:
- Illinois
Wellington is a village located in Iroquois County, Illinois. Wellington has a 2025 population of 190. Wellington is currently declining at a rate of -1.55% annually and its population has decreased by -6.86% since the most recent census, which recorded a population of 204 in 2020.
The average household income in Wellington is $59,871 with a poverty rate of 13.73%. The median age in Wellington is 42 years: 47.5 years for males, and 36.8 years for females.