| Type: | Stadtteil |
| Town: | Seeland |
| Image Coa: | Wappen Nachterstedt.png |
| Coordinates: | 51.8022°N 11.3353°W |
| State: | Sachsen-Anhalt |
| District: | Salzlandkreis |
| Elevation: | 94 |
| Area: | 8.21 |
| Population: | 2155 |
| Stand: | 2006-12-31 |
| Postal Code: | 06469 |
| Area Code: | 034741 |
| Licence: | SLK |
Nachterstedt is a village and a former municipality in the district of Salzlandkreis, in Saxony-Anhalt, Germany. Since 15 July 2009, it is part of the town Seeland.
On 18 July 2009 a 350-metre long part of the bank of the nearby artificial Concordia lake slid into the water. Two houses were located on the area which ended up in the lake and three inhabitants got buried and were declared lost.