Demographics & People — South El Monte, California
Population Overview
| Population (Census) | 19,413 |
| Estimated 2026 | ~19,000 |
| Median Age | 37.2 |
| Total Households | 5,050 |
| Family Households | 4,294 |
| Average Household Size | 3.84 |
| Diversity Index | 0.4866 (moderately diverse) |
Race & Ethnicity
| White | 2,713 |
| Black or African American | 188 |
| Asian | 3,911 |
| Hispanic or Latino | 14,532 |
Heritage & Ancestry
| Group | Count |
| Other groups | 16,512 |
| Hispanic: Hispanic or Latino | 15,524 |
| Hispanic: Mexican | 13,827 |
| Unclassified or not reported | 2,737 |
| Hispanic: Central American | 1,315 |
| Hispanic: Guatemalan | 620 |
| Hispanic: Salvadoran | 592 |
| American | 510 |
| German | 210 |
| French (except Basque) | 205 |
Language
| English Only | 3,465 |
| Spanish | 11,056 |
| Population 5+ | 18,154 |
Veterans
| Veterans | 369 |
| Population 18+ | 15,181 |
Commuting
| Mean Commute Time | 27.3 minutes |
| Work from Home | 6.7% |
| 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 South El Monte, California.