
Shannon
- County:
- Carroll County
- County Seat:
- No
- Area (mi²):
- 0.482
- State:
- Illinois
Shannon is a village located in Carroll County, Illinois. Shannon has a 2025 population of 880. Shannon is currently growing at a rate of 1.85% annually and its population has increased by 10% since the most recent census, which recorded a population of 800 in 2020.
The average household income in Shannon is $73,400 with a poverty rate of 8.81%. The median age in Shannon is 49.1 years: 41.8 years for males, and 49.9 years for females.