Castles and forts in County Donegal
The Discover Alone map has 91 castles and forts in County Donegal, Ireland. Below are the 60 with the most written about them, pictures first. Every one has its own page with directions and places nearby.
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Site of Red CastleCastle — unclassifiedCarrickmaquigley held a red castle on a boss of rock four and a half metres high, where Hugh Carrogh McLaughlin…
Site of Castle SollusCastle — unclassifiedCastle Sollus guarded the Swilly ford where Cathbarr O'Donnell died in 1580. Men pulled its remains down in the early…
Site of CastleCastle — unclassifiedKillygordon castle stood beside the River Finn as an O'Donnell stronghold before Manus O'Donnell lost it to an English…
Rathmullan FortFortRathmullan Fort rose beside Lough Swilly around 1813 as a Napoleonic coastal battery, pairing with Inch Island to guard…
PalaceHouse — fortified housePalace, Raphoe Demesne stands as a ruined four-storey fortified house in County Donegal, built by John Leslie between…
OutlinedBawnCastlefinn bawn stood as a hundred-foot square of lime and stone, guarding a River Finn ford and housing Sir John…
Old CastleCastle — tower houseOld Castle stands as a ruined tower house near the wood's edge in Lougheask Demesne, almost swallowed by ivy and…
Old CastleCastle — unclassifiedOld Castle at Doaghcrabbin stood on a rocky rise above Lough Swilly, watching the water and the land below. It has…
Old CastleCastle — unclassifiedOld Castle, Cnoc Fola is a stone-walled promontory in County Donegal where a twelve-metre-wide fosse cut through living…
Old CastleCastle — tower houseInch Castle stood on a narrow Donegal ridge from 1454 until ruin claimed most of it by 1600. Chichester received the…
Old CastleCastle — unclassifiedOld Castle is an island fortress on Lough Eske where Sir Niall Garbh O'Donnell chiefly resided until Sir Henry Folliott…
O'Doherty's KeepCastle — tower houseO'Doherty's Keep stands beside the Crana River as a ruined tower house where English forces burnt the original…
O'Doherty's KeepCastleO'Doherty's Keep stands as a late medieval tower house in County Donegal, built to control the fording point where the…
Neds Point FortFortNeds Point Fort is an intact stone battery beside Buncrana, built in 1812 to block French ships from entering Lough…
Moross CastleCastle — tower houseMoross Castle rose on a rocky Donegal island in 1532, serving the McSwyne family before passing through McDonaloghe and…
Mongavlin CastleHouse — fortified houseMongavlin Castle stands as a crumbling three-storey fortress in County Donegal, built by Sir John Stewart before 1619…
Kilbarron Castle in ruinsCastle — tower houseKilbarron Castle stands as a ruined O'Clery stronghold on a precipitous Donegal promontory, rebuilt after its…
IndicatedBawnAn Clochar is a tree-choked island bawn in Lough Eske where O'Donnell guns once watched the water. Sir Niall Garbh…
Inch FortCastleInch Fort crouches on the narrow neck between Inch Island and Rathmullan, its triangular concrete jaws still aimed…
Greencastle / Northburgh CastleCastle — Anglo-Norman masonry castleNorthburgh Castle is a ruined Anglo-Norman stronghold completed by Richard de Burgo in 1305 to control Lough Foyle. The…
Greencastle Martello FortCastleGreencastle Martello Fort stands in County Donegal, a castle shaped like a tower rather than a hall. Its round walls…
GreencastleCastleNorthburgh Castle is a ruined Anglo-Norman stronghold completed by Richard de Burgo in 1305 to control Lough Foyle. The…
Fort Stewart in RuinsBawnFortstewart stands as a lime-and-stone bawn on the shore of Lough Swilly, built by Sir William Stewart in 1611 with two…
Cat CastleCastle — tower houseCat Castle in Killybegs is the forgotten shape of St. Catherine's name, reduced now to a corner of wall and grassy…
CastleCastle — unclassifiedCastle Park still marks the lost O'Donnell fortress that guarded the Erne ford, though its walls vanished beneath…
CastleCastle — unclassifiedCastle, unclassified in Srath Bruithne Uachtarach is a flat grassy platform cut by a wide shallow ditch beside a fast…
CastleCastle — unclassifiedCastlestuke stands on a four-metre stack west of Dunmore Head, holding a shallow central depression and faint masonry…
CastleCastle — unclassifiedCastleforward Demesne preserves the lost O'Doherty stronghold of 1440, broken open in 1529 and later taken by…
CastleCastle — unclassifiedCastlefinn castle guarded the River Finn ford where the present bridge stands. Niall O'Donnell and Naghtan clashed…
CastleCastle — unclassifiedDonowen, an unclassified castle promontory in County Donegal, still stands behind a drystone wall and a cliff-edge…
CastleCastle — unclassifiedNo wall, gate or yard remains to mark Carrigans Castle, yet it is still the kind of place where loss becomes visible.…
CastleCastle — unclassifiedThe castle vanished from the highest cliffs of Tory Island, leaving behind only a broken stone wall and a memory of…
Castle (Site of)Castle — unclassifiedKilmacrenan Castle stood on a steep flat-topped rise above the Leannan river, though time has reduced it to…
Castle (Site of)Castle — unclassifiedDunfanaghy Castle vanished completely. The rock platform where it stood is now buried under clay and hotel yards…
Castle (Site of)Castle — unclassifiedCastle (Site of), Cavan Lower disappeared before modern memory reached it. Fagan recorded in 1846 that Earl Baldwin of…
Castle (Site of)Castle — unclassifiedBallymagrorty Irish Castle vanished completely, leaving no stone or scar behind. In 1847 surveyors measured rubble…
Castle Ross (Site of)Castle — unclassifiedCastle Ross vanished from Muineagh over a century and a half ago, leaving no wall, tower or gate for later eyes to…
Castle McGrathCastle — tower houseMud and fire crossed at Castle McGrath in 1649, breaking its north wall and ending the castle's working life. The…
Castle in ruinsCastle — unclassifiedStonewold Castle stood on a small mound above the shallow River Erne, its thick rectangular walls rising six feet…
Castle CaryCastle — unclassifiedCastle Cary stands in County Donegal as an unclassified castle, perhaps a boundary marker or a forgotten stronghold.…
Castle Bawne (in Ruins)BawnCastle Bawne clings to a precipitous cliff ledge where the Tullaghobegly river enters the sea, preserving an…
Carrickabraghy CastleCastleCarrickabraghy Castle is a small Donegal tower house perched on a sea-cliff promontory, probably built in the late…
Carrickabraghy CastlecastleCarrickabraghy Castle is a small Donegal tower house perched on a sea-cliff promontory, probably built in the late…
Carrickabraghy CastleCastle — tower houseCarrickabraghy Castle is a small Donegal tower house perched on a sea-cliff promontory, probably built in the late…
Burt CastleCastle — tower houseBurt Castle is a Scottish-style tower house on an isolated Donegal hill, first recorded in 1587 and rebuilt inside its…
Bundrowes Castle (Site of)Castle — unclassifiedBundrowes Castle vanished before Fagan reached Magheracar in 1847, leaving no stone or trench for him to describe. The…
Bawn in RathmeltonBawnRamelton bawn stood eighty feet square beside Stewart’s castle in 1619, its lime and stone walls framing three sharp…
Bawn in Rahan NearBawnMcSwyne's Castle (DG098-019-): Niall Mar McSwyne, the grand-son of the first Chief of Bannagh, died here in 1524…
Bawn in LetterkennyBawnForty years before the survey, Crawford's bawn stood with four flankers, a fair church and a bridge over the Swolly.…
Bawn in KiltoorisBawnKiltooris is a drowned castle where Bishop O'Boyle lived in 1601, and two of its three cannon vanished into the lake…
Bawn in Killynure OR Wilsons FortBawnKillynure Castle rose on a mount called Dundree by 1619, featuring a hundred-foot square bawn and a lime-and-stone…
Bawn in CarrickabraghyBawnCarrickabraghy Castle stood on a high Donegal promontory when Lieutenant Hoan rebuilt its bawn in lime and stone around…
Bawn in An Machaire Beag (tc Fathain)BawnFour centuries of rain have erased the circular bawn, but a vaulted chamber still breathes beneath Castletown House.…
Ballyboyle Castle (Site of)Castle — tower houseBallyboyle Castle (site of): Ballyboyle Castle is first mentioned in 1440 when it was taken by a son of the O'Donnell…
Bawn in KillybegsBawnCastle Point still marks the loss of a McSwyne castle, though tradition claims its stones reappeared inside the local…
Castle McGrathCastleCastle McGrath stands in County Donegal, where stone and memory collide. It is not a polished museum or a named legend…
CastleRuinsCastle is a ruins in County Donegal, Ireland. Perhaps stones still stand where a castle kept its shape. Maybe rain has…
CastleCastle — unclassifiedKincraigy castle stands in County Donegal, waiting for identification rather than boasting a famous name. That vacancy…
HouseHouse — fortified houseMortars and missiles cannot touch what never entered the visible world. The chamber holds a living chamber of light…
Mc Swynes CastleCastle — unclassifiedCastle Suibhe belongs to memory rather than measurement. Women still point at rock ledges and grazing land where no…