Demographics & People — Palmyra, Missouri
Population Overview
| Population (Census) | 3,620 |
| Estimated 2026 | ~3,600 |
| Median Age | 37.8 |
| Total Households | 1,408 |
| Family Households | 951 |
| Average Household Size | 2.46 |
| Diversity Index | 0.0976 (relatively homogeneous) |
Race & Ethnicity
| White | 3,173 |
| Black or African American | 149 |
| Asian | 2 |
| Hispanic or Latino | 20 |
Heritage & Ancestry
| Group | Count |
| Unclassified or not reported | 1,334 |
| German | 1,033 |
| Other groups | 586 |
| Irish | 365 |
| English | 341 |
| American | 151 |
| French (except Basque) | 119 |
| European | 77 |
| Scottish | 66 |
| Dutch | 46 |
Language
| English Only | 3,331 |
| Spanish | 21 |
| Population 5+ | 3,378 |
Veterans
| Veterans | 253 |
| Population 18+ | 2,642 |
Source: Census ACS 5-Year 2023; Census ACS 5-Year 2023, Table B01003; Census ACS 5-Year 2023, B19013. Data for Palmyra, Missouri.