Demographics & People — Lakeville, New York
Population Overview
| Population (Census) | 511 |
| Estimated 2026 | ~200 |
| Median Age | 42.5 |
| Total Households | 185 |
| Family Households | 132 |
| Average Household Size | 2.71 |
| Diversity Index | N/A (N/A) |
Race & Ethnicity
| White | 458 |
| Black or African American | 0 |
| Asian | 0 |
| Hispanic or Latino | 2 |
Heritage & Ancestry
| Group | Count |
| Unclassified or not reported | 401 |
| Czechoslovakian | 84 |
| Irish | 42 |
| English | 21 |
| Scottish | 21 |
| Other groups | 16 |
| Italian | 13 |
| Hispanic: Hispanic or Latino | 3 |
| Hispanic: Puerto Rican | 3 |
Language
| English Only | 511 |
| Spanish | 0 |
| Population 5+ | 511 |
Veterans
| Veterans | 0 |
| Population 18+ | 551 |
Source: Census ACS 5-Year 2023; Census ACS 5-Year 2023, Table B01003; Census ACS 5-Year 2023, B19013. Data for Lakeville, New York.