
Keith township
- County:
- Wayne County
- County Seat:
- No
- Area (mi²):
- 36.023
- State:
- Illinois
Keith township is located in Wayne County, Illinois. Keith township has a 2025 population of 375. Keith township is currently declining at a rate of 0% annually and its population has decreased by -1.83% since the most recent census, which recorded a population of 382 in 2020.
The average household income in Keith township is $74,156 with a poverty rate of 2.89%. The median age in Keith township is 33.9 years: 33.9 years for males, and 33.8 years for females.