Castles and forts in County Roscommon
The Discover Alone map has 126 castles and forts in County Roscommon, 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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TowerCastle — tower houseLoughglinn Demesne held a circular tower with angles now lost, built or owned by the Dillon family after Theobald…
Tonvee CastleCastle — unclassifiedTonvee Castle is a phantom castle in County Roscommon, Ireland, marked only on an 1837 map as a small rectangular…
Site of Dangan CastleCastle — unclassifiedDaingean Bona Cuilinn, a name meaning stronghold, burned in 1145, leaving behind a low rise in County Roscommon where…
Rindown CastleCastle — Anglo-Norman masonry castleRindown Castle stands as a triangular Anglo-Norman ward on a Roscommon knoll, begun in 1227 by Turlough O'Conor and…
Newcomen CastleCastle — unclassifiedKnock castle stood on the west bank of a narrow stream where the Newcomen family took hold of Keogh land after the…
Moylung Castle (in ruins)Castle — unclassifiedMoylung Castle stands as a broken rectangular tower inside a triangular bawn, marked by repeated destruction and…
MoatCastle — motteMoat - Drumdoe is a castle motte on the SE shore of Lough Arrow in County Roscommon, Ireland. A flat-topped…
Liberty CastleCastle — unclassifiedLiberty Castle stands as a ruined rectangular chamber in the flat bogland south of Derrymacky, its name preserved in…
Leitrim CastleCastle — unclassifiedLeitrim Castle belonged to the O'Flanagans before Turlough O'Brien lost it to Irish rebels by 1596, yet its grassy…
Killeglan CastleCastle — unclassifiedKilleglan Castle probably belonged to the Keogh family, since Shane McKeogh tenant the earl of Clanrickard there in…
IndicatedBawnKilliaghan and Gort is a bawn in County Roscommon, Ireland. A rectangular enclosure measures about 52 metres…
IndicatedCastle — unclassifiedKellybrook hides a ruined castle in a broad Roscommon valley, marked on the Strafford map of c. 1636 and owned by…
IndicatedCastle — ringworkDundonnell is a ringwork castle in County Roscommon, Ireland, where a late 16th or early 17th century house still…
IndicatedBawnIndicated, Drumdoe was the fortified bawn of Mac Dermot Roe on the east shore of Lough Arrow, built close enough for…
IndicatedCastle — unclassifiedDerrineel castle stands fifty metres from the Hind River, marked on a 1636 map and locally called Neal's castle. Its…
IndicatedCastle — tower houseCregga Castle is a rectangular chamber cut into the living limestone at the top of Cregga Hill, traditionally claimed…
IndicatedHouse — fortified houseCloonbrackna is a ruined castle on the edge of a shifting lake, burned twice by Hugh O'Donnell and surrendered without…
IndicatedBawnIndicated, Clegna is a square bawn in County Roscommon, Ireland, built probably c. 1600-1610 by Sir Charles Coote. His…
IndicatedCastle — unclassifiedIndicated, Castletown is a vanished castle in County Roscommon where Rory Mac Dermot helped the sons of Donnchadh Dubh…
IndicatedHouse — fortified houseIndicated, Castlecoote: Ballymageraghty, a Mageraghty chieftainry, passed to Sir Nicholas Malby in 1579; he raised a…
IndicatedBawnBellanagare is a bawn in County Roscommon, Ireland. Denis O'Conor received back some O'Conor lands in 1720 and built a…
IndicatedCastle — motte and baileyIndicated - Ballycreggan is a motte and bailey castle in County Roscommon, Ireland. People shaped a natural gravel…
GortnacushlaunCastle — unclassifiedBellanagare, also called Gortnacushlaun, stood in County Roscommon when Ellinor viscount Dillon owned it in 1635. The…
Galey CastleCastle — tower houseGaley Castle stands on the west shore of Galey Bay, an inlet of Lough Ree in County Roscommon, where the O'Kelly family…
Frenchpark Ho.Castle — unclassifiedFrenchpark Ho. stands where Dungar castle once held the MacDermot Gall, Lords of Airtech, before the French family took…
Embanked enclosureCastle — ringworkLongnamuck is a ringwork castle on the west shore of Galey Bay, where the lake still forms three sides of the trap and…
Embanked enclosureCastle — unclassifiedCloonybeirne is a quarried castle mound in County Roscommon, held by Hugh Mc Tirrelagh Roe in 1585 and lost to Irish…
Curraghboy CastleCastle — unclassifiedCurraghboy Castle belonged to the Dillon family from the late 15th through the 17th century, anchoring a sprawling…
Crunaun Castle (in ruins)Castle — unclassifiedCrunaun Castle belonged to the Costellos and stood sixty metres from the Lung River before disappearing entirely from…
Cloonburren MoteCastle — motte and baileyCloonburren Mote is a flat-topped gravel castle at the NE end of Esker Riada in County Roscommon, held by De Costentin…
Cloonbigny CastleCastle — tower houseCloonbigny Castle is a 15th-century tower house in County Roscommon that belonged to the Keoghs before passing to the…
CastlesampsonCastle — tower houseFive metres of southern wall still rise from the Roscommon soil, marking the rectangular footprint where the Mc Keoghs…
CastlerubyCastle — unclassifiedCastleruby sits on a rocky ridge in County Roscommon, marked by a grass-covered stone spread and three small fields…
CastleCastle — unclassifiedOne hundred and fifteen acres belonged to Charles O'Conor at Tully in 1641, suggesting a resident strong enough to hold…
CastleCastle — unclassifiedCastle, unclassified in Skrine, County Roscommon, Ireland, is a rectangular grass-covered mound at the crest of a…
CastleCastle — unclassifiedCastle is a phantom castle. It appears only on a Longfield estate map of 1811, set on the east bank where the River…
CastleCastle — unclassifiedLisdalon was an O'Kelly centre (O'Donovan 1843, 112-3) in the 15th century and it is listed in 1585. A garrison was…
CastleCastle — unclassifiedKilcolman castle resisted repeated destruction in 1270, 1284 and 1315, yet still served the Costelloes in 1536 before…
CastleCastle — unclassifiedO'Kelly's Castle in Cornalee is a grass-covered rectangular platform on a rise beside Lough Croan, with buried wall…
CastleCastle — unclassifiedCastle Acre is a grass-covered mound of masonry rubble beside the River Shannon at Cloonburren, marking the old…
CastleCastle — unclassifiedCastle is a circular grass-covered rubble mound beside the Ogulla River in County Roscommon, misidentified for decades…
CastleCastle — unclassifiedCastle, unclassified in Ballinturly (athlone North By.) stands at the southern edge of a shifting turlough, where…
CastleCastle — tower houseYes. The O'Conor Roe tower house stands about 100m to the NE of the older Bingham tower, giving Tulsk a rare…
CastleCastle — tower houseCastle rose in 1406 when O'Conor Rua claimed Tulsk, but Brian O'Conor and the Clann Donnchada burnt it the following…
CastleCastle — tower houseCastle, tower house in Scregg (athlone North By.) stands on a rock outcrop pinnacle at the north end of a ridge in…
CastleHouse — fortified houseCastle Toberavaddy is a ruined fortified house on a Roscommon ridge where Edward Ormsby held hundreds of acres after…
Castle (Site of)Castle — unclassifiedCastle (Site of) Rahara is a low grass-covered mound inside an old rath in County Roscommon, marked as a castle only on…
Castle (Site of)Castle — unclassifiedKnockroe castle vanished from a low knoll above Canbo Lough, leaving only a levelled grass platform and faint…
Castle (Site of)Castle — unclassifiedCoolnageer castle belonged to Egnaham McDonell O'Kelly in 1617 and 1641, anchoring a wide Roscommon estate until the…
CastleCastle — unclassifiedCastle, Roxborough is a rectangular grass-covered stony platform in County Roscommon, marked as a castle on the 1837…
Castle ParkCastle — unclassifiedCastle Park stands on a rocky prominence in County Roscommon, where a rectangular building measured ten by five metres…
CastleCastle — unclassifiedOnagh castle rose at Mullach Uanaidhe in 1236, but Aedh O'Conchobair broke it in 1270 and it may have stood empty by…
CastleBawnCastle Dower is a ruined bawn on the shore of Callow Lough in County Roscommon. It formed a Mac Dermot Gall centre from…
CastleCastle — Anglo-Norman masonry castleBallintober Castle is a keepless Anglo-Norman enclosure where O’Conor Don still holds a title, not a home. Richard de…
CastleHouse — fortified houseCastle Athleague is a three-storey fortified house with corner towers, built before 1640 for the earl of Clanrickard on…
Casatle (ruins)Castle — unclassifiedCasatle is a grass-smothered castle ruin on a low Roscommon knoll, tied to Castlemore and the Costello line from 1336…
CastleCastle — unclassifiedMogh castle stands at the east end of a low spur beside the River Suck, marked on maps from 1636 to 1683 while Laughlyn…
Castle QuarterCastle — unclassifiedCastle Quarter, Cloonark: a castle is not known, but a small rectangular structure is marked on the 1837 OS map, while…
Tully CastleArchaeological placeThree centuries of weather and human greed erased every stone from the soil, leaving a clean void where ambition once…
CastleCastle — unclassifiedKiltrustan: Castle and holy well in County Roscommon. The castle stood beside a well where clean water flowed for…