Frederick township is located in Schuyler County, Illinois. Frederick township has a 2026 population of 150. Frederick township is currently declining at a rate of -0.66% annually and its population has decreased by -2.6% since the most recent census, which recorded a population of 154 in 2020.
The median age in Frederick township is 43.1 years: 43.3 years for males, and 24.6 years for females. For every 100 females there are 153.2 males.
Data after 2023 is projected based on recent change
The racial composition of Frederick township includes 94.27% White, and smaller percentages for and multiracial populations.
White (94.27%)
Two or more races (5.73%)
Race | Population | Percentage (of total) |
|---|---|---|
| White | 148 | 94.27% |
| Two or more races | 9 | 5.73% |
Married
Widowed
Divorced
Separated
Never Married