Demographics & People — South Monrovia Island, California
Population Overview
| Population (Census) | 7,072 |
| Estimated 2026 | ~6,300 |
| Median Age | 33.8 |
| Total Households | 1,696 |
| Family Households | 1,575 |
| Average Household Size | 4.06 |
| Diversity Index | 0.4711 (moderately diverse) |
Race & Ethnicity
| White | 1,288 |
| Black or African American | 270 |
| Asian | 591 |
| Hispanic or Latino | 4,980 |
Heritage & Ancestry
| Group | Count |
| Other groups | 5,300 |
| Hispanic: Hispanic or Latino | 4,840 |
| Hispanic: Mexican | 4,040 |
| Unclassified or not reported | 1,069 |
| Hispanic: Central American | 413 |
| English | 395 |
| Hispanic: Salvadoran | 279 |
| German | 241 |
| Hispanic: South American | 239 |
| Hispanic: Peruvian | 192 |
Language
| English Only | 2,444 |
| Spanish | 3,491 |
| Population 5+ | 6,507 |
Veterans
| Veterans | 119 |
| Population 18+ | 5,119 |
Commuting
| Mean Commute Time | 25.5 minutes |
| Work from Home | 7.5% |
| 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 Monrovia Island, California.