Demographics & People — Avondale, Missouri
Population Overview
| Population (Census) | 322 |
| Estimated 2026 | ~300 |
| Median Age | 48.5 |
| Total Households | 160 |
| Family Households | 76 |
| Average Household Size | 2.01 |
| Diversity Index | 0.1916 (relatively homogeneous) |
Race & Ethnicity
| White | 278 |
| Black or African American | 16 |
| Asian | 5 |
| Hispanic or Latino | 11 |
Heritage & Ancestry
| Group | Count |
| Unclassified or not reported | 118 |
| English | 69 |
| Irish | 62 |
| German | 52 |
| Other groups | 47 |
| American | 30 |
| French (except Basque) | 29 |
| Hispanic: Mexican | 12 |
| Hispanic: Hispanic or Latino | 12 |
| Dutch | 8 |
Language
| English Only | 306 |
| Spanish | 4 |
| Population 5+ | 318 |
Veterans
| Veterans | 25 |
| Population 18+ | 280 |
Source: Census ACS 5-Year 2023; Census ACS 5-Year 2023, Table B01003; Census ACS 5-Year 2023, B19013. Data for Avondale, Missouri.