Demographics & People — Vandalia, Illinois
Population Overview
| Population (Census) | 6,041 |
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| Estimated 2026 | ~5,300 |
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| Median Age | 43.9 |
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| Total Households | 2,073 |
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| Family Households | 1,059 |
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| Average Household Size | 2.41 |
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| Diversity Index | 0.3073 (somewhat diverse) |
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Race & Ethnicity
| White | 4,814 |
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| Black or African American | 688 |
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| Asian | 4 |
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| Hispanic or Latino | 352 |
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Heritage & Ancestry
| Group | Count |
|---|
| Unclassified or not reported | 1,849 |
| Other groups | 1,583 |
| German | 1,189 |
| American | 772 |
| English | 501 |
| Hispanic: Hispanic or Latino | 394 |
| Hispanic: Mexican | 350 |
| Irish | 190 |
| Swedish | 169 |
| Italian | 154 |
Language
| English Only | 5,364 |
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| Spanish | 350 |
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| Population 5+ | 5,791 |
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Veterans
| Veterans | 310 |
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| Population 18+ | 5,179 |
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Commuting
| Mean Commute Time | 19.1 minutes |
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| Work from Home | 7.6% |
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| Commuter Profile | N/A |
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Source: Census ACS 5-Year 2023; Census ACS 5-Year 2023, Table B01003; Census ACS 5-Year 2023, B19013. Data for Vandalia, Illinois.
