
Cincinnati township
- County:
- Tazewell County
- County Seat:
- No
- Area (mi²):
- 27.959
- State:
- Illinois
Cincinnati township is located in Tazewell County, Illinois. Cincinnati township has a 2025 population of 8,718. Cincinnati township is currently declining at a rate of -0.16% annually and its population has decreased by -1.7% since the most recent census, which recorded a population of 8,869 in 2020.
The average household income in Cincinnati township is $96,895 with a poverty rate of 9.61%. The median age in Cincinnati township is 40.6 years: 39.6 years for males, and 43.3 years for females.