| Type: | Stadtteil |
| Town: | Kalbe |
| Coordinates: | 52.646°N 11.3388°W |
| State: | Sachsen-Anhalt |
| District: | Altmarkkreis Salzwedel |
| Elevation: | 30 |
| Area: | 9.41 |
| Population: | 218 |
| Stand: | 2006-12-31 |
| Postal Code: | 39624 |
| Area Code: | 039080 |
| Licence: | SAW |
Wernstedt is a village and a former municipality in the district Altmarkkreis Salzwedel, in Saxony-Anhalt, Germany. Since 1 January 2009, it has been a part of the town Kalbe.