Demographics & People — Vandalia, Missouri
Population Overview
| Population (Census) | 3,260 |
| Estimated 2026 | ~2,900 |
| Median Age | 40.2 |
| Total Households | 972 |
| Family Households | 502 |
| Average Household Size | 2.41 |
| Diversity Index | 0.2449 (somewhat diverse) |
Race & Ethnicity
| White | 2,654 |
| Black or African American | 354 |
| Asian | 13 |
| Hispanic or Latino | 61 |
Heritage & Ancestry
| Group | Count |
| Unclassified or not reported | 1,333 |
| Other groups | 606 |
| German | 579 |
| Irish | 434 |
| American | 218 |
| English | 207 |
| Hispanic: Hispanic or Latino | 103 |
| French (except Basque) | 73 |
| Hispanic: Mexican | 73 |
| Italian | 56 |
Language
| English Only | 3,084 |
| Spanish | 21 |
| Population 5+ | 3,129 |
Veterans
| Veterans | 112 |
| Population 18+ | 2,883 |
Commuting
| Mean Commute Time | 20.5 minutes |
| Work from Home | 1.6% |
| Commuter Profile | N/A |
Source: Census ACS 5-Year 2023; Census ACS 5-Year 2023, Table B01003; Census ACS 5-Year 2023, B19013. Data for Vandalia, Missouri.