Demographics & People — Ontario, New York
Population Overview
| Population (Census) | 2,176 |
| Estimated 2026 | ~1,800 |
| Median Age | 38.8 |
| Total Households | 987 |
| Family Households | 592 |
| Average Household Size | 2.2 |
| Diversity Index | N/A (N/A) |
Race & Ethnicity
| White | 1,956 |
| Black or African American | 58 |
| Asian | 34 |
| Hispanic or Latino | 57 |
Heritage & Ancestry
| Group | Count |
| Unclassified or not reported | 621 |
| German | 547 |
| Irish | 457 |
| Italian | 359 |
| English | 283 |
| Other groups | 195 |
| Dutch | 194 |
| Scottish | 111 |
| Polish | 78 |
| American | 63 |
Language
| English Only | 2,037 |
| Spanish | 0 |
| Population 5+ | 2,057 |
Veterans
| Veterans | 89 |
| Population 18+ | 1,661 |
Source: Census ACS 5-Year 2023; Census ACS 5-Year 2023, Table B01003; Census ACS 5-Year 2023, B19013. Data for Ontario, New York.