• The castle was built in 1505 by the O’Donnell clan who were the ruling Gaelic Chieftains in County Donegal up until the time of the Flight of the Earls in 1607.
  • Donegal Castle, more correctly called O'Donnells Castle, is to be found in the town of Donegal Town and is probably the towns most popular attraction.
  • Donegal Castle is the headquarters of Donegal County Council and home to a substantial exhibition about the castle, its origins, architecture, archaeology and history.
  • Donegal Castle was the former stronghold of the O’Donnells of Tirconell and remains an imposing landmark in Donegal Town.
  • Donegal Castle was then granted to an English Captain, Basil Brooke, who rebuilt the previous medieval castle into a more comfortable residence in the 17th...
  • Built by the O’Donnells, in 1474, Donegal Castle served as the seat of their formidable power until 1607.
  • Common Question: Who built Donegal Castle and Who Lived there? Donegal Castle was built by the O’Donnell chieftain around the 15th Century.
  • Entrance to Donegal Castle costs between €3 and €5 per person, and preferably requires the presence of a guide, who will show you all the intricacies of the fortress.
  • 5 Free images of Donegal Castle. Hundreds of donegal castle images to choose from. Free high resolution picture download.