Demographics & People — Union, Missouri
Population Overview
| Population (Census) | 12,560 |
| Estimated 2026 | ~13,300 |
| Median Age | 33.3 |
| Total Households | 4,791 |
| Family Households | 3,125 |
| Average Household Size | 2.57 |
| Diversity Index | 0.1286 (relatively homogeneous) |
Race & Ethnicity
| White | 10,990 |
| Black or African American | 248 |
| Asian | 194 |
| Hispanic or Latino | 352 |
Heritage & Ancestry
| Group | Count |
| Unclassified or not reported | 4,324 |
| German | 3,540 |
| Irish | 1,688 |
| Other groups | 1,531 |
| English | 1,006 |
| American | 760 |
| European | 547 |
| Italian | 367 |
| Hispanic: Hispanic or Latino | 263 |
| Scottish | 166 |
Language
| English Only | 11,276 |
| Spanish | 75 |
| Population 5+ | 11,556 |
Veterans
| Veterans | 741 |
| Population 18+ | 9,193 |
Commuting
| Mean Commute Time | 24.2 minutes |
| Work from Home | 9.0% |
| 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 Union, Missouri.