| Place Name | Leyden |
| Place Type | Town |
| ZIP Code(s) | 13309 13325 13368 13433 |
| County | Lewis County |
| Area Code(s) | 315,680 |
| Timezone | Eastern Standard Time (EST) |
| Population (2021) | 1,792 |
| Majority Ethnicity | White 96.67% |
| US Congressional District(s) | New York 21st |
| State Assembly Districts | 117 |
| State Senate Districts | 47 |
| Race/Ethnicy | Percentage of Population (2021) |
|---|---|
| White | 96.67% |
| African American | 0.17% |
| Hispanic | 0% |
| Asian | 1.44% |
| Native American | 0% |
| Hawaiin/Pacific Islander | 1.72% |