Demographics & People — Quincy, California
Population Overview
| Population (Census) | 1,580 |
| Estimated 2026 | ~900 |
| Median Age | 59.2 |
| Total Households | 649 |
| Family Households | 295 |
| Average Household Size | 2.3 |
| Diversity Index | 0.3677 (somewhat diverse) |
Race & Ethnicity
| White | 1,296 |
| Black or African American | 132 |
| Asian | 20 |
| Hispanic or Latino | 212 |
Heritage & Ancestry
| Group | Count |
| Unclassified or not reported | 659 |
| Other groups | 239 |
| Hispanic: Hispanic or Latino | 220 |
| German | 191 |
| English | 161 |
| Hispanic: Other Hispanic or Latino | 157 |
| Hispanic: All other Hispanic or Latino | 86 |
| Welsh | 65 |
| Polish | 60 |
| Irish | 57 |
Language
| English Only | 1,486 |
| Spanish | 57 |
| Population 5+ | 1,566 |
Veterans
| Veterans | 251 |
| Population 18+ | 1,302 |
Source: Census ACS 5-Year 2023; Census ACS 5-Year 2023, Table B01003; Census ACS 5-Year 2023, B19013. Data for Quincy, California.