Gallarus Castle, Medieval tower house in County Kerry, Ireland

Gallarus Castle is a four-storey rectangular tower house near Ballynagall on the Dingle Peninsula. It was extensively restored and a new rectangular doorway was inserted in the north wall. A mural stairway rises in the east wall, and the ceilings of the third and fourth floors are vaulted.

Gallarus Castle was built in the 15th century for the Knight of Kerry, holder of a hereditary knighthood belonging to the Geraldine Dynasty. It is now an Irish national monument. The tower house has been extensively restored, with a new rectangular doorway inserted in the north wall.

Gallarus Castle was built in the 15th century for the Knight of Kerry, a hereditary title held within the Geraldine Dynasty. The castle is now a national monument of Ireland, while the tower house itself remains in private ownership and can only be viewed from the outside.

The tower house is privately owned and can only be viewed from the outside; there is no interior access. It stands about 1 km from Gallarus Oratory, near the village of Ballynagall on the Smerwick Bay coast, so it can be combined with a visit to the oratory.

Gallarus Castle is in private ownership and can only be viewed from the outside; there is no public access to the interior. The tower stands about 1 kilometre from the better-known Gallarus Oratory, so the two are often seen on the same short detour.