| Official Name: | East Lempster, New Hampshire |
| Settlement Type: | Unincorporated community |
| Pushpin Map: | New Hampshire#USA |
| Pushpin Label: | East Lempster |
| Pushpin Label Position: | top |
| Subdivision Type: | Country |
| Subdivision Name: | United States |
| Subdivision Type1: | State |
| Subdivision Name1: | New Hampshire |
| Subdivision Type2: | County |
| Subdivision Name2: | Sullivan |
| Subdivision Type3: | Town |
| Subdivision Name3: | Lempster |
| Timezone: | Eastern (EST) |
| Utc Offset: | -5 |
| Timezone Dst: | EDT |
| Utc Offset Dst: | -4 |
| Elevation Ft: | 1220 |
| Coordinates: | 43.225°N -72.1783°W |
| Postal Code Type: | ZIP code |
| Postal Code: | 03605 |
| Area Code: | 603 |
| Blank Name: | GNIS feature ID |
| Blank Info: | 866717 |
East Lempster is an unincorporated community in the town of Lempster in Sullivan County, New Hampshire, United States.
The village is located at the intersection of New Hampshire Route 10 with the Second New Hampshire Turnpike, a country road leading northwest to Lempster village, the town of Unity, and the city of Claremont. Route 10 connects East Lempster with Newport to the north and Marlow and Keene to the south. Mountain Road, a continuation of Second New Hampshire Turnpike, leads southeast over Lempster Mountain to the town of Washington.