| Granuaile's Castle | |
|---|---|
| Native name Caisleán Ghráinne (Irish) | |
 | |
| Type | tower house |
| Location | Glen, Clare Island, County Mayo, Ireland |
| Coordinates | 53°47′59″N 9°57′05″W / 53.799753°N 9.951312°W |
| Height | 12 m (39 ft) |
| Built | 16th century |
| Owner | State |
| Official name | Granuaile's Castle |
| Reference no. | 198 |
  Location of Granuaile's Castle in Ireland | |
Granuaile's Castle is a tower house and National Monument located in Clare Island, Ireland.[1]
- ^ "Granuaile's Castle". 20 October 2009.