Demographics & People — Irwindale, California
Population Overview
| Population (Census) | 1,352 |
| Estimated 2026 | ~1,400 |
| Median Age | 34.0 |
| Total Households | 423 |
| Family Households | 300 |
| Average Household Size | 3.2 |
| Diversity Index | 0.3599 (somewhat diverse) |
Race & Ethnicity
| White | 367 |
| Black or African American | 0 |
| Asian | 11 |
| Hispanic or Latino | 1,248 |
Heritage & Ancestry
| Group | Count |
| Hispanic: Hispanic or Latino | 1,229 |
| Hispanic: Mexican | 1,053 |
| Other groups | 858 |
| Unclassified or not reported | 422 |
| Hispanic: Central American | 107 |
| Irish | 61 |
| Hispanic: Salvadoran | 53 |
| Hispanic: Other Hispanic or Latino | 50 |
| Italian | 42 |
| Hispanic: Other Central American | 37 |
Language
| English Only | 635 |
| Spanish | 636 |
| Population 5+ | 1,280 |
Veterans
| Veterans | 55 |
| Population 18+ | 1,071 |
Source: Census ACS 5-Year 2023; Census ACS 5-Year 2023, Table B01003; Census ACS 5-Year 2023, B19013. Data for Irwindale, California.