| Official Name: | West Chesterfield, New Hampshire |
| Settlement Type: | Unincorporated community |
| Pushpin Map: | New Hampshire#USA |
| Pushpin Label: | West Chesterfield |
| Subdivision Type: | Country |
| Subdivision Name: | United States |
| Subdivision Type1: | State |
| Subdivision Name1: | New Hampshire |
| Subdivision Type2: | County |
| Subdivision Name2: | Cheshire |
| Subdivision Type3: | Town |
| Subdivision Name3: | Chesterfield |
| Timezone: | Eastern (EST) |
| Utc Offset: | -5 |
| Timezone Dst: | EDT |
| Utc Offset Dst: | -4 |
| Elevation Ft: | 364 |
| Coordinates: | 42.9042°N -72.5156°W |
| Postal Code Type: | ZIP code |
| Postal Code: | 03466 |
| Area Code: | 603 |
| Blank Name: | GNIS feature ID |
| Blank Info: | 870763 |
West Chesterfield is an unincorporated community in the town of Chesterfield in Cheshire County, New Hampshire, United States. It is located north of New Hampshire Route 9 in a valley leading to the Connecticut River. Via Route 9, Keene is to the east, and Brattleboro, Vermont, is 3miles to the west.
West Chesterfield has a separate ZIP code (03466) from the rest of Chesterfield.