Demographics & People — Thousand Oaks, California
Population Overview
| Population (Census) | 125,676 |
| Estimated 2026 | ~124,100 |
| Median Age | 44.9 |
| Total Households | 46,268 |
| Family Households | 31,978 |
| Average Household Size | 2.66 |
| Diversity Index | 0.4826 (moderately diverse) |
Race & Ethnicity
| White | 85,786 |
| Black or African American | 2,572 |
| Asian | 12,116 |
| Hispanic or Latino | 24,897 |
Heritage & Ancestry
| Group | Count |
| Other groups | 42,148 |
| Hispanic: Hispanic or Latino | 24,966 |
| Unclassified or not reported | 22,474 |
| Hispanic: Mexican | 17,719 |
| German | 14,131 |
| English | 12,604 |
| Irish | 12,313 |
| Italian | 8,050 |
| European | 8,007 |
| American | 4,575 |
Language
| English Only | 91,057 |
| Spanish | 14,647 |
| Population 5+ | 119,508 |
Veterans
| Veterans | 5,157 |
| Population 18+ | 100,712 |
Commuting
| Mean Commute Time | 24.6 minutes |
| Work from Home | 24.3% |
| 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 Thousand Oaks, California.