| Coordinates: | 52.05°N 26°W |
| Image Plan: | Sehlde in WF.svg |
| State: | Niedersachsen |
| District: | Wolfenbüttel |
| Samtgemeinde: | Baddeckenstedt |
| Elevation: | 120 |
| Area: | 20.38 |
| Postal Code: | 38279 |
| Area Code: | 05341 |
| Licence: | WF |
| Gemeindeschlüssel: | 03 1 58 028 |
| Mayor: | Reinhard Päsler |
| Party: | SPD |
Sehlde is a municipality in the district of Wolfenbüttel, in Lower Saxony, Germany.