Demographics & People — Rancho Cucamonga, California
Population Overview
| Population (Census) | 174,693 |
| Estimated 2026 | ~177,100 |
| Median Age | 38.6 |
| Total Households | 57,945 |
| Family Households | 43,784 |
| Average Household Size | 2.96 |
| Diversity Index | 0.6698 (highly diverse) |
Race & Ethnicity
| White | 76,870 |
| Black or African American | 14,521 |
| Asian | 26,852 |
| Hispanic or Latino | 67,162 |
Heritage & Ancestry
| Group | Count |
| Other groups | 94,565 |
| Hispanic: Hispanic or Latino | 69,012 |
| Hispanic: Mexican | 52,775 |
| Unclassified or not reported | 35,029 |
| German | 12,534 |
| English | 10,929 |
| Irish | 10,775 |
| Italian | 6,557 |
| Hispanic: Central American | 5,336 |
| American | 5,121 |
Language
| English Only | 106,789 |
| Spanish | 30,855 |
| Population 5+ | 163,414 |
Veterans
| Veterans | 7,313 |
| Population 18+ | 135,062 |
Commuting
| Mean Commute Time | 32.3 minutes |
| Work from Home | 13.8% |
| 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 Rancho Cucamonga, California.