
Frederick township
- County:
- Schuyler County
- County Seat:
- No
- Area (mi²):
- 13.807
- State:
- Illinois
Frederick township is located in Schuyler County, Illinois. Frederick township has a 2025 population of 149. Frederick township is currently declining at a rate of -0.67% annually and its population has decreased by -3.25% since the most recent census, which recorded a population of 154 in 2020.
The average household income in Frederick township is $68,328 with a poverty rate of 29.3%. The median age in Frederick township is 43.1 years: 43.3 years for males, and 24.6 years for females.