Demographics & People — Oakley, California
Population Overview
| Population (Census) | 44,311 |
| Estimated 2026 | ~47,300 |
| Median Age | 36.6 |
| Total Households | 13,448 |
| Family Households | 11,012 |
| Average Household Size | 3.28 |
| Diversity Index | 0.6368 (highly diverse) |
Race & Ethnicity
| White | 21,545 |
| Black or African American | 3,865 |
| Asian | 4,154 |
| Hispanic or Latino | 15,005 |
Heritage & Ancestry
| Group | Count |
| Other groups | 18,923 |
| Hispanic: Hispanic or Latino | 13,958 |
| Unclassified or not reported | 10,691 |
| Hispanic: Mexican | 10,551 |
| Italian | 3,628 |
| German | 3,540 |
| English | 3,485 |
| Irish | 3,075 |
| American | 1,652 |
| Hispanic: Central American | 1,282 |
Language
| English Only | 28,486 |
| Spanish | 8,618 |
| Population 5+ | 40,992 |
Veterans
| Veterans | 1,656 |
| Population 18+ | 32,455 |
Commuting
| Mean Commute Time | 40.3 minutes |
| Work from Home | 16.5% |
| 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 Oakley, California.