| Donald Trump ✓Republican | 77.2% | 2,029 |
|---|---|---|
| Kamala HarrisDemocratic | 21.5% | 564 |
| OtherAll other candidates | 1.3% | 35 |
| Year | Margin (D minus R) |
|---|---|
| 2008 | −12.6% |
| 2012 | −30.2% |
| 2016 | −51.1% |
| 2020 | −55.2% |
| 2024 | −55.7% |
| Year | Won | Democratic | Republican | Other | Margin | Total |
|---|---|---|---|---|---|---|
| R | 21.5%Harris564 | 77.2%Trump2,029 | 1.3% | 2,628 | ||
| R | 21.3%Biden597 | 76.5%Trump2,148 | 2.2%incl. Jorgensen | 2,808 | ||
| R | 21.8%Clinton601 | 72.9%Trump2,008 | 5.3%incl. Johnson | 2,754 | ||
| R | 34.9%Obama897 | 65.1%Romney1,675 | 0.0% | 2,572 | ||
| R | 42.1%Obama1,150 | 54.7%McCain1,495 | 3.2% | 2,732 |
Demographics
Demographic Profile
Key indicators compared across containing geographies
| Indicator | VandaliaCity | IllinoisState | United StatesNation |
|---|---|---|---|
| Race & Ethnicity | |||
| White | 79.1% | 61.0% | 61.0% |
| Black | 9.8% | 13.6% | 12.2% |
| Asian | 0.2% | 6.0% | 6.0% |
| Two or more races | 8.8% | 10.9% | 12.6% |
| Other race | 1.9% | 8.6% | 8.2% |
| Hispanic or Latino | 6.5% | 18.8% | 19.3% |
| Income & Age | |||
| Median household income | $45,469 | $83,390 | $84,427 |
| Poverty rate | 22.2% | 11.8% | 12.5% |
| Median age | 43.9 | 39.1 | 39.1 |
| Age 18–24 | 8.8% | 9.1% | 9.2% |
| Age 65 and older | 19.5% | 16.9% | 17.2% |
| Education & Language | |||
| Bachelor's degree or higher (25+) | 17.2% | 37.9% | 35.6% |
| Speaks a non-English language at home | 4.5% | 24.1% | 22.3% |
| German or other West Germanic | 2.2% | 0.3% | 0.5% |
| Spanish | 1.3% | 14.0% | 13.6% |
| Ancestry | |||
| Largest ancestry | German 26.1% | German 16.1% | German 12.5% |
| 2nd-largest ancestry | English 12.6% | Irish 10.6% | English 9.5% |
| 3rd-largest ancestry | American 11.3% | English 6.9% | Irish 9.4% |
| Religion | |||
| Catholic | 14.5%County context | 24.2% | 18.6% |
| Evangelical Protestant | 31.0%County context | 11.7% | 16.5% |
| Unaffiliated or unclaimed | 48.5%County context | 49.2% | 51.5% |
| Mainline Protestant | 6.0%County context | 5.3% | 5.2% |
ACS values are survey estimates and may include margins of error.
Religion data may be available only at county or larger geographies. Sub-county values are labeled when inherited, modeled, or contextual.
Vandalia sits in the Upper Midwest. In 2024 it voted Republican.
Across the recorded series it reached a Republican high of 55.7 points in 2024. Between 2020 and 2024 the city moved 0.5 points toward the Republican candidate; the 2024 margin was 55.7 points.
A population of 5,796, a 79% non-Hispanic-white share, and a median household income of $45,469 describe the city.
Compare two places, side by side
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Vandalia, Illinois. Akashic. https://akashic.app/city/1777317/. Accessed May 20, 2026. License: CC BY 4.0.