Swan is located in Warren County, Illinois. Swan has a 2025 population of 229 . Swan is currently declining at a rate of -0.87% annually and its population has decreased by -4.98% since the most recent census, which recorded a population of 241 in 2020.
The average household income in Swan is $51,181 with a poverty rate of 43.95%. The median age in Swan is 39.4 years: 39.9 years for males, and 35.6 years for females. For every 100 females there are 324.3 males.
Data after 2023 is projected based on recent change
The racial composition of Swan includes 98.09% White, and smaller percentages for Two or more races and multiracial populations.
White (98.09%)
Two or more races (1.91%)
Race | Population | Percentage (of total) |
|---|---|---|
| White | 154 | 98.09% |
| Two or more races | 3 | 1.91% |
Married
Widowed
Divorced
Separated
Never Married
Swan's average per capita income is $0. Household income levels show a median of $0. The poverty rate stands at 43.95%.
Name | Median | Mean |
|---|---|---|
| Households | - | $51,181 |
| Families | - | $94,610 |
| Married Families | - | - |
| Non Families | - | - |
Average Income
Median Household Income
Poverty Rate