
Tremont township
- County:
- Tazewell County
- County Seat:
- No
- Area (mi²):
- 35.051
- State:
- Illinois
Tremont township is located in Tazewell County, Illinois. Tremont township has a 2025 population of 2,631. Tremont township is currently declining at a rate of -0.11% annually and its population has decreased by -1.57% since the most recent census, which recorded a population of 2,673 in 2020.
The average household income in Tremont township is $145,331 with a poverty rate of 2.03%. The median age in Tremont township is 41 years: 41.9 years for males, and 36.8 years for females.