Demographics & People — Byrnes Mill, Missouri
Population Overview
| Population (Census) | 3,168 |
| Estimated 2026 | ~3,200 |
| Median Age | 37.9 |
| Total Households | 1,283 |
| Family Households | 799 |
| Average Household Size | 2.47 |
| Diversity Index | 0.081 (relatively homogeneous) |
Race & Ethnicity
| White | 2,771 |
| Black or African American | 50 |
| Asian | 0 |
| Hispanic or Latino | 71 |
Heritage & Ancestry
| Group | Count |
| German | 978 |
| Unclassified or not reported | 839 |
| English | 532 |
| Other groups | 438 |
| Irish | 415 |
| Italian | 318 |
| American | 153 |
| French (except Basque) | 147 |
| Hispanic: Hispanic or Latino | 80 |
| Hispanic: Mexican | 68 |
Language
| English Only | 2,902 |
| Spanish | 0 |
| Population 5+ | 2,930 |
Veterans
| Veterans | 249 |
| Population 18+ | 2,320 |
Source: Census ACS 5-Year 2023; Census ACS 5-Year 2023, Table B01003; Census ACS 5-Year 2023, B19013. Data for Byrnes Mill, Missouri.