Vandalia township is located in Fayette County, Illinois. Vandalia township has a 2026 population of 6,218. Vandalia township is currently declining at a rate of -0.29% annually and its population has decreased by -1.82% since the most recent census, which recorded a population of 6,333 in 2020.
The median household income in Vandalia township is $48,393 with a poverty rate of 20.51%. The median age in Vandalia township is 44.1 years: 39.4 years for males, and 46.5 years for females. For every 100 females there are 99.1 males.
Data after 2023 is projected based on recent change
The racial composition of Vandalia township includes 87.62% White, 3.87% Black or African American, and smaller percentages for Native American, other race, Native Hawaiian or Pacific Islander and multiracial populations.
White (87.62%)
Two or more races (6.54%)
Black or African American (3.87%)
Native American (1.48%)
Other race (0.33%)
Native Hawaiian or Pacific Islander (0.16%)
Race | Population | Percentage (of total) |
|---|---|---|
| White | 5,519 | 87.62% |
| Two or more races | 412 | 6.54% |
| Black or African American | 244 | 3.87% |
| Native American | 93 | 1.48% |
| Other race | 21 | 0.33% |
| Native Hawaiian or Pacific Islander | 10 | 0.16% |
Married
Widowed
Divorced
Separated
Never Married
Vandalia township's average per capita income is $31,690. Household income levels show a median of $48,393. The poverty rate stands at 20.51%.
Name | Median | Mean |
|---|---|---|
| Married Families | $69,931 | - |
| Families | $60,942 | $77,082 |
| Households | $48,393 | $60,982 |
| Non Families | $29,562 | $38,788 |
Average Income
Median Household Income
Poverty Rate