| Type: | Ortsteil |
| Municipality: | Muldestausee |
| Image Coa: | Wappen muehlbeck.png |
| Coordinates: | 51.6333°N 35°W |
| State: | Sachsen-Anhalt |
| District: | Anhalt-Bitterfeld |
| Elevation: | 79 |
| Area: | 4.80 |
| Population: | 950 |
| Stand: | 2006-12-31 |
| Postal Code: | 06774 |
| Area Code: | 03493 |
Mühlbeck is a village and a former municipality in the district of Anhalt-Bitterfeld, in Saxony-Anhalt, Germany. Since 1 January 2010, it is part of the municipality Muldestausee.