Demographics & People — Montclair, California
Population Overview
| Population (Census) | 37,809 |
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| Estimated 2026 | 37,809 |
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| Median Age | 33.7 |
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| Total Households | 10,371 |
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| Family Households | 8,460 |
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| Average Household Size | 3.61 |
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| Diversity Index | 0.5405 (moderately diverse) |
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Race & Ethnicity
| White | 10,451 |
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| Black or African American | 2,036 |
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| Asian | 3,834 |
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| Hispanic or Latino | 27,366 |
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Heritage & Ancestry
| Group | Count |
|---|
| Other groups | 27,502 |
| Hispanic: Hispanic or Latino | 26,954 |
| Hispanic: Mexican | 22,230 |
| Unclassified or not reported | 7,835 |
| Hispanic: Central American | 2,826 |
| German | 1,381 |
| Hispanic: Salvadoran | 1,105 |
| Hispanic: Other Hispanic or Latino | 773 |
| Hispanic: Honduran | 694 |
| English | 681 |
Language
| English Only | 15,029 |
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| Spanish | 16,637 |
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| Population 5+ | 35,308 |
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Veterans
| Veterans | 740 |
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| Population 18+ | 28,167 |
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Commuting
| Mean Commute Time | 30.2 minutes |
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| Work from Home | 6.5% |
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| Commuter Profile | N/A |
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Source: Census ACS 5-Year 2023; Census ACS 5-Year 2023, Table B01003; Census ACS 5-Year 2023, B19013. Data for Montclair, California.
