| Erichsberg Castle | |
|---|---|
Erichsburg | |
| Friedrichsbrunn | |
 Ruins of Erichsberg Castle | |
  Erichsberg Castle  Erichsberg Castle | |
| Coordinates | 51°41′20″N 11°03′35″E / 51.68889°N 11.05972°E |
| Code | DE-ST |
| Site information | |
| Condition | burgstall (no above-ground ruins) |
| Site history | |
| Built | 1100 to 1200 |
| Garrison information | |
| Occupants | nobility, counts |
The Erichsburg, formerly Erichsberg, (German: Burg Erichsberg) is a ruined medieval castle near the village of Friedrichsbrunn (borough of Thale) in the Harz Mountains in central Germany. It is located within the boundaries of Gernrode, a part of Quedlinburg.