Carlyle is a city located in Clinton County, Illinois. Carlyle has a 2025 population of 3,199 . It is also the county seat of Clinton County . Carlyle is currently declining at a rate of -0.28% annually and its population has decreased by -1.3% since the most recent census, which recorded a population of 3,241 in 2020.
The average household income in Carlyle is $84,818 with a poverty rate of 7.5%. The median age in Carlyle is 36.3 years: 32.9 years for males, and 37.7 years for females. For every 100 females there are 91.4 males.
Data after 2023 is projected based on recent change
The racial composition of Carlyle includes 92.02% White, and smaller percentages for Black or African American, Native American and multiracial populations.
White (92.02%)
Two or more races (5.46%)
Black or African American (2.46%)
Native American (0.06%)
Race | Population | Percentage (of total) |
|---|---|---|
| White | 2,884 | 92.02% |
| Two or more races | 171 | 5.46% |
| Black or African American | 77 | 2.46% |
| Native American | 2 | 0.06% |
Married
Widowed
Divorced
Separated
Never Married
Carlyle's average per capita income is $44,198. Household income levels show a median of $67,083. The poverty rate stands at 7.5%.
Name | Median | Mean |
|---|---|---|
| Married Families | $93,595 | - |
| Families | $89,107 | $99,092 |
| Households | $67,083 | $84,818 |
| Non Families | $44,902 | $50,287 |
Average Income
Median Household Income
Poverty Rate