Demographics & People — Delevan, New York
Population Overview
| Population (Census) | 1,283 |
| Estimated 2026 | ~1,300 |
| Median Age | 38.9 |
| Total Households | 549 |
| Family Households | 376 |
| Average Household Size | 2.3 |
| Diversity Index | N/A (N/A) |
Race & Ethnicity
| White | 1,175 |
| Black or African American | 14 |
| Asian | 0 |
| Hispanic or Latino | 3 |
Heritage & Ancestry
| Group | Count |
| German | 310 |
| Unclassified or not reported | 277 |
| English | 193 |
| Polish | 172 |
| Other groups | 129 |
| Irish | 95 |
| Italian | 82 |
| European | 57 |
| Scottish | 37 |
| Norwegian | 33 |
Language
| English Only | 1,181 |
| Spanish | 36 |
| Population 5+ | 1,217 |
Veterans
| Veterans | 66 |
| Population 18+ | 926 |
Source: Census ACS 5-Year 2023; Census ACS 5-Year 2023, Table B01003; Census ACS 5-Year 2023, B19013. Data for Delevan, New York.