
Fenton township
- County:
- Whiteside County
- County Seat:
- No
- Area (mi²):
- 34.878
- State:
- Illinois
Fenton township is located in Whiteside County, Illinois. Fenton township has a 2025 population of 553. Fenton township is currently declining at a rate of 0% annually and its population has decreased by -1.78% since the most recent census, which recorded a population of 563 in 2020.
The average household income in Fenton township is $81,132 with a poverty rate of 11.87%. The median age in Fenton township is 59.4 years: 62.1 years for males, and 54.9 years for females.