
Carbondale
- County:
- Jackson County
- County Seat:
- No
- Area (mi²):
- 17.479
- State:
- Illinois
Carbondale is a city located in Jackson County, Illinois. Carbondale has a 2025 population of 21,393. Carbondale is currently declining at a rate of -0.46% annually and its population has decreased by -2.27% since the most recent census, which recorded a population of 21,890 in 2020.
The average household income in Carbondale is $53,080 with a poverty rate of 36.87%. The median age in Carbondale is 24.9 years: 24.2 years for males, and 26.6 years for females.