
Cobden
- County:
- Union County
- County Seat:
- No
- Area (mi²):
- 1.22
- State:
- Illinois
Cobden is a village located in Union County, Illinois. Cobden has a 2025 population of 1,012. Cobden is currently declining at a rate of -1.08% annually and its population has decreased by -5.33% since the most recent census, which recorded a population of 1,069 in 2020.
The average household income in Cobden is $73,294 with a poverty rate of 29.21%. The median age in Cobden is 47.2 years: 51.1 years for males, and 43.8 years for females.