| Official Name: | West Leyden, New York |
| Pushpin Map: | New York#USA |
| Pushpin Label: | West Leyden |
| Subdivision Type: | Country |
| Subdivision Name: | United States |
| Subdivision Type1: | State |
| Subdivision Name1: | New York |
| Subdivision Type2: | County |
| Subdivision Name2: | Lewis |
| Subdivision Type3: | Town |
| Subdivision Name3: | Lewis |
| Timezone: | Eastern (EST) |
| Utc Offset: | -5 |
| Timezone Dst: | EDT |
| Utc Offset Dst: | -4 |
| Elevation Ft: | 1489 |
| Coordinates: | 43.4594°N -75.4639°W |
| Postal Code Type: | ZIP code |
| Postal Code: | 13489 |
| Area Code: | 315 & 680 |
| Blank Name: | GNIS feature ID |
| Blank Info: | 970784 |
West Leyden is a hamlet in Lewis County, New York, United States. The community is located in the town of Lewis along the East Branch of the Mohawk River at the intersection of New York State Route 26 and New York State Route 294, west-southwest of Boonville. West Leyden has a post office with ZIP code 13489, which opened on December 16, 1826. Today West Leyden is home to approximately 250 residents, a grocery store/gas station, church, two restaurants, garbage company, Volunteer Fire and Ambulance Department and Elementary School.[1] [2]