Demographics & People — Irondale, Missouri
Population Overview
| Population (Census) | 534 |
| Estimated 2026 | ~900 |
| Median Age | 35.4 |
| Total Households | 221 |
| Family Households | 155 |
| Average Household Size | 2.42 |
| Diversity Index | 0.0 (relatively homogeneous) |
Race & Ethnicity
| White | 485 |
| Black or African American | 0 |
| Asian | 0 |
| Hispanic or Latino | 0 |
Heritage & Ancestry
| Group | Count |
| Unclassified or not reported | 275 |
| German | 107 |
| Irish | 74 |
| English | 69 |
| American | 60 |
| Other groups | 60 |
| French (except Basque) | 20 |
| Italian | 8 |
| Scottish | 8 |
| Greek | 1 |
Language
| English Only | 491 |
| Spanish | 0 |
| Population 5+ | 491 |
Veterans
| Veterans | 16 |
| Population 18+ | 384 |
Source: Census ACS 5-Year 2023; Census ACS 5-Year 2023, Table B01003; Census ACS 5-Year 2023, B19013. Data for Irondale, Missouri.