Frederick is located in Schuyler County, Illinois. Frederick has a 2025 population of 149 . Frederick 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 is $68,328 with a poverty rate of 29.3%. The median age in Frederick 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 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
Frederick's average per capita income is $0. Household income levels show a median of $0. The poverty rate stands at 29.3%.
Name | Median | Mean |
|---|---|---|
| Families | $93,750 | $99,514 |
| Married Families | $89,018 | - |
| Households | - | $68,328 |
| Non Families | - | - |
Average Income
Median Household Income
Poverty Rate