Demographics & People — Alum Rock, California
Population Overview
| Population (Census) | 11,619 |
| Estimated 2026 | ~8,100 |
| Median Age | 41.0 |
| Total Households | 2,905 |
| Family Households | 2,290 |
| Average Household Size | 3.89 |
| Diversity Index | 0.5394 (moderately diverse) |
Race & Ethnicity
| White | 2,271 |
| Black or African American | 49 |
| Asian | 2,390 |
| Hispanic or Latino | 7,890 |
Heritage & Ancestry
| Group | Count |
| Other groups | 8,763 |
| Hispanic: Hispanic or Latino | 8,343 |
| Hispanic: Mexican | 7,292 |
| Unclassified or not reported | 2,061 |
| Hispanic: Other Hispanic or Latino | 532 |
| Hispanic: All other Hispanic or Latino | 440 |
| Hispanic: Central American | 258 |
| Portuguese | 243 |
| Irish | 211 |
| Italian | 157 |
Language
| English Only | 3,025 |
| Spanish | 6,059 |
| Population 5+ | 11,096 |
Veterans
| Veterans | 304 |
| Population 18+ | 9,144 |
Commuting
| Mean Commute Time | 27.9 minutes |
| Work from Home | 7.7% |
| Commuter Profile | N/A |
Source: Census ACS 5-Year 2023; Census ACS 5-Year 2023, Table B01003; Census ACS 5-Year 2023, B19013. Data for Alum Rock, California.