| Art: | Ortsteil |
| Municipality: | Sibbesse |
| Image Coa: | Wappen Adenstedt.png |
| Coordinates: | 52.0003°N 9.9364°W |
| State: | Niedersachsen |
| District: | Hildesheim |
| Elevation: | 184 |
| Area: | 18.67 |
| Population: | 962 |
| Stand: | 2015-12-31 |
| Postal Code: | 31079 |
| Area Code: | 05060 |
| Licence: | HI |
| Website: | www.samtgemeinde- sibbesse.de |
Adenstedt is a village and a former municipality in the district of Hildesheim in Lower Saxony, Germany. Since 1 November 2016 it has been part of the municipality of Sibbesse.