| Official Name: | Vail Mills, New York |
| Settlement Type: | Hamlet |
| Subdivision Type: | Country |
| Subdivision Name: | United States |
| Subdivision Type1: | State |
| Subdivision Name1: | New York |
| Subdivision Type2: | County |
| Subdivision Name2: | Fulton |
| Subdivision Type3: | Town |
| Subdivision Name3: | Mayfield |
| Pushpin Map: | New York |
| Pushpin Map Caption: | Location within the state of New York |
| Timezone: | Eastern (EST) |
| Utc Offset: | -5 |
| Timezone Dst: | EDT |
| Utc Offset Dst: | -4 |
| Elevation Ft: | 781 |
| Elevation M: | 238 |
| Coordinates: | 43.0501°N -74.2179°W[1] |
| Postal Code Type: | ZIP code |
| Area Code: | 518 |
Vail Mills is a hamlet in the Town of Mayfield in Fulton County, New York, United States. It is located in the southeastern part of the town on New York State Route 30 (NY 30).