Hasserode Castle, Medieval castle ruins in Wernigerode, Germany

Hasserode Castle was a medieval fortress near Hasserode railway station, equipped with defensive walls, moats, and reinforced structures for military protection. The complex used water as part of its defense strategy and was typical of Harz fortifications.

The castle was the seat of the knights of Hartesrode, a family that held the marshal's office of the Bishopric of Halberstadt. Dietrich von Hartesrode settled here between 1226 and 1236 and built a fortified residence with a moat at the junction of the Holtemme and Dränge valleys. The knights also served as chief foresters of the Achtwort forest district. After the male line died out in 1398, the forest court moved to a building near the Hohe Warte.

The name reflects the medieval fortification tradition of the region, and scattered historical references show how such strongholds shaped the local landscape. Today, only the location near the former Burgmühle hints at the strategic role this place once held.

No visible remains of the fortress exist today as the area was long ago developed or repurposed for other uses. Recognizing the former location requires knowledge of local history and awareness of surrounding landmarks.

The castle housed the forest court of the lords of Hartesrode, who as chief wood wardens oversaw the timber rights of eight villages on the Huy. After the male line died out in 1398, the court moved to a building near the height later called Hohe Warte.