
Charleston township
- County:
- Coles County
- County Seat:
- No
- Area (mi²):
- 37.163
- State:
- Illinois
Charleston township is located in Coles County, Illinois. Charleston township has a 2025 population of 18,828. Charleston township is currently declining at a rate of -0.58% annually and its population has decreased by -2.43% since the most recent census, which recorded a population of 19,296 in 2020.
The average household income in Charleston township is $75,360 with a poverty rate of 22.56%. The median age in Charleston township is 29.9 years: 30 years for males, and 29.8 years for females.