This List of Castles in Ireland, be they in Northern Ireland (United Kingdom) or in the Republic of Ireland, is organised by county within their respective jurisdiction.
- Aghamarta Castle
- Aghamhaoila Castle
- Ballea Castle
- Ballinacarriga Castle, ruined tower house
- Ballincollig Castle, ruined castle
- Ballintotis Castle
- Ballybeg Castle
- Ballyclogh Castle
- Ballyhooly Castle
- Ballymaloe House, country house
- Ballynamona Castle
- Ballyrobert Castle
- Barrymore Castle
- Barry's Castle
- Barryscourt Castle, restored castle
- Belvelly Castle, restored castle
- Blackrock Castle, restored castle
- Blackwater Castle, restored castle
- Blarney Castle, restored castle
- Buttevant Castle
- Carrigacunna Castle
- Carrigadrohid Castle
- Carrigleamleary castle
- Carrignamuck Castle, ruined tower house, sometimes "Dripsey Castle"
- Carriganass Castle
- Carrigaphooca Castle
- Carrigboy Castle
- Carrignacurra Castle
- Carrigrohane Castle
- Castle Barrett
- Castle Bernard
- Castle Cooke
- Castle Donovan (Sowagh), ruins which underwent conservation in 2014
- Castle Downeen
- Castle Eyre
- Castle Freke, ruins in process of restoration
- Castle Harrison (Charleville), destroyed
- Castle Hyde
- Castle Kevin
- Castle Lishen
- Castle Lyons
- Castle Magner
- Castle Mallow, see Mallow Castle
- Castle Mary
- Castle Park
- Castle Pook
- Castle Richard
- Castle Ringaskidy
- Castle Salem
- Castle Townsend
- Castle Warren
- Castle Widenham, see Widenham Castle (Castletown Castle)
- Castle White
- Castle Wrixon
- Castlemartyr Castle
- Cloghan Castle
- Conna Castle
- Coolmain Castle, restored castle previously owned by Roy Disney
- Coppingerstown Castle
- Coppingers Court
- Cor Castle
- Creagh Castle
- Cregg Castle
- Crowley Castle
- Davis' Castle
- Desmond Castle, restored castle
- Dripsey Castle, country house
- Drishane Castle, restored castle
- Dromagh Castle
- Dromaneen Castle
- Duarrigle Castle
- Dunalong Castle
- Dunasead Castle
- Dunboy Castle
- Dundareirke Castle, castle ruins
- Dunlough Castle, or Three Castles Head
- Dunmahon Castle
- Dunmanus Castle, castle ruins
- Enchicrenagh Castle ruin
- Eustace's Castle
- Garryvoe Castle, tower house ruins
- Glengarriff Castle
- Gortmore Castle
- Ightermurragh Castle, castle ruins
- Kanturk Castle
- Kilbolane Castle
- Kilbrittain Castle, restored castle
- Kilcaskan Castle
- Kilcolman Castle
- Kilcoe Castle, owned by English actor Jeremy Irons
- Kilcor Castle
- Kilcrea Castle, castle ruins
- Kilnannan Castle
- Lohort Castle
- Lumbardôs Castle
- Macroom Castle, castle ruins
- Mallow Castle, castle ruins
- Milltown Castle
- Mistletoe Castle
- Mitchelstown Castle, demolished
- Mogeely Castle
- Monanimy Castle
- Monkstown Castle
- Mountlong Castle
- Rathberry Castle ruin
- Ringrone Castle
- Rostellan Castle
- Siddon's Tower
- Tynte's Castle
- Wallstown Castle
- Widenham Castle, restored castle
- Archbold's Castle, Dalkey. Intact, private property. National monument.
- Ardgillan Castle, Ardgillan Demesne, Balrothery
- Artaine Castle, Artaine
- Ashtown Castle, Phoenix Park.
- Athgoe Castle, Newcastle, intact,
- Ballyowen Castle, Lucan, ruins incorporated into the Ballyowen Castle Shopping Centre
- Balrothery Castle, intact
- Baymount Castle, Heronstown, Clontarf
- Belgard Castle, Tallaght, HQ of CRH Holdings
- Bremore Castle, Balbriggan, under repair
- Bullock Castle
- Carrickmines Castle, ruins, buried beneath recent road work
- Castle Bagot, Kilmactalway, Newcastle, intact, health spa
- Castle Mount, Clogh
- Castle Park (Castle Perrin), Monkstown, intact,
- Castleknock Castle
- Cheeverstown
- Clonskeagh Castle, Roebuck. 19th century, on site of earlier castle.
- Clontarf Castle, Clontarf. Restored Castle, Hotel.
- Conn Castle, intact
- Corr Castle
- Corrig Castle Dun Laoghaire, demolished.
- Dalkey Castle, Dalkey. Intact, 14th century. National monument.
- Donabate, intact
- Drimnagh Castle, Drimnagh. Restored Castle.
- Drumcondra Castle, Richmond. Conference centre
- Dublin Castle, Dublin City. Restored Castle
- Dundrum Castle, Dundrum. Ruins
- Dunsoghly Castle, Restored Castle
- Howth Castle, Howth.
- Grange, intact?
- Irishtown Castle, ruin
- Kilgobbin Castle, ruin,
- Killiney Castle, Scalpwilliam or Mount Mapas.
- Killininny Castle, Firhouse
- Kilsallaghan Castle
- Knocklyne (Knocklyon) Castle, Knocklyon. Intact, private residence.
- Lambay Castle, Lambay Island
- Lanestown, intact
- Lehaunstown or Laughanstown Castle, concealed within a later manor house.
- Luttrellstown Castle, Restored Castle
- Merrion Castle
- Malahide Castle, Malahide Demesne. Restored castle
- Merrion Castle, Merrion.
- Monkstown Castle, Monkstown Castlefarm. Ruin
- Murphystown, ruins, the proposed Luas line B1 runs approximately 28 m west of the ruins of Murphystown Castle and through its area of archaeological potential.
- Nangor Castle, Nangor.
- Portrane castle (Stella's Tower), intact
- Puck's Castle, Shankill. Ruin
- Rathfarnham Castle, Rathfarnham Demesne. Restored Castle
- Rathmines Castle, Rathmines West.
- Robswall, intact
- Roebuck Castle, Roebuck. Hall of residence UCD campus
- Sarsfield Castle, intact
- Shangannagh Castle, ruins, not to be confused with the late 18th-century house of the same name
- Shankill Castle, Shankill, ruin
- Simmonscourt Castle, Smotscourt
- Stillorgan Castle, Stillorgan. 18th-century house on site of earlier castle, now incorporated into the modern St John of God hospital complex. NIAH survey
- Swords Castle, castle ruins, undergoing restoration
- Tallaght Castle, Tower House, incorporated into the buildings of St. Mary's Priory in Tallaght village
- Templeogue House
- Thorncastle
- Tully's Castle, Clondalkin, ruins
- Tymon Castle, Tymon North. Demolished in the 1970s
- Williamstown Castle, Williamstown.
- Abbeyglen Castle, restored castle
- Ardamullivan Castle, restored castle
- Athenry Castle, restored castle
- Aughnanure Castle, intact castle
- Ballindooley Castle, restored castle
- Ballinfad Castle, intact castle
- Ballymore Castle, restored castle
- Ballynahinch Castle, intact castle
- Caheradangan Castle, intact castle
- Caherkinmonwee Castle, intact castle
- Cargin Castle, restored castle
- Castle Ellen, restored castle
- Castle Kirk, castle ruins
- Castletown Castle, castle ruins
- Clifden Castle, castle ruins
- Cloghan Castle, restored castle
- Cloonacauneen Castle, restored castle
- Corofin Castle, castle ruins
- Cregg Castle, restored castle
- Derryhivenny Castle, castle ruins
- Dunguaire Castle, restored castle
- Dunmore Castle
- Dunsandle Castle, restored castle
- Eyrecourt Castle, castle ruins
- Feartagar Castle, castle ruins
- Fiddaun Castle, castle ruins
- Garbally Castle, castle ruins
- Glinsk Castle, castle ruins
- Hackett Castle, castle ruins
- Isert Kelly Castle, intact castle
- Kilcolgan Castle, intact castle
- Kylemore Abbey, Benedictine monastery
- Lynch's Castle, restored castle
- Menlow Castle (also Menlo or Menlough), castle ruins
- Monivea Castle, castle ruins
- Moyode Castle, castle ruins
- Oranmore Castle, restored castle
- Portumna Castle, restored castle
- Renvyle Castle, castle ruins
- Thoor Ballylee, W.B. Yeats' former holiday home, restored as a museum.
- Barberstown Castle, restored castle
- Barretstown Castle, restored castle
- Carbury Castle, County Kildare, castle ruins
- Carrick Castle, County Kildare
- Grange Castle, castle ruins
- Harristown Castle, castle ruins
- Jigginstown Castle (Sigginstown House), castle ruins
- Kildare Castle, castle ruins
- Kilkea Castle, restored castle
- Kilteel Castle, intact castle
- Leixlip Castle, restored castle
- Maynooth Castle, intact castle
- Rathcoffey Castle, castle ruins
- Reeves Castle, intact castle
- Rheban Castle, castle ruins
- White's Castle, restored castle
- Annaghs Castle, castle ruins
- Ballinlaw Castle, castle ruins
- Ballybur Castle, restored castle
- Ballyragget Castle, castle ruins
- Burnchurch Castle, intact castle
- Clara Castle, intact castle
- Clomantagh Castle, restored castle
- Coolhill Castle, castle ruins
- Corluddy Castle, castle ruins
- Currahill Castle, castle ruins
- Dunkitt Castle, castle ruins
- Foulksrath Castle, intact castle
- Gorteens Castle, castle ruins
- Gowran Castle, castle ruins
- Granagh Castle, castle ruins
- Kilbline Castle, intact castle
- Kilkenny Castle, restored castle
- Kilmurry Castle, castle ruins
- Maudlin Castle, restored castle
- Sandfordscourt Castle, castle ruins
- Shankill Castle, restored castle
- Aghmacart Castle, ruins of a tower house
- Ballaghmore Castle, restored castle
- Ballinakill Castle, tower house in Ballinakill village
- Ballyadams Castle, castle ruins
- Ballyknocken Castle, very ruinous tower house
- Castle Durrow, 19th-century house on the site of a former castle
- Castlecuffe, ruins of a 17th-century fortified house
- Castle Fleming, ruins of a fortified house
- Coolbanagher Castle, Hall House which collapsed in 2014
- Clonreher Castle, intact tower house outside Portlaoise
- Cullahill Castle, castle ruins
- Dysart Castle, the remains consist of a turret of the bawn
- Fermoyle Fortified House, ruins of a fortified house
- Gortnaclea Castle, castle ruins
- Grantstown Castle, ruins of a circular tower house
- Killeany Castle, ruins of a tower house along the River Note
- Lea Castle, massive Norman ruins similar to Carlow Castle
- Rock of Dunamase, castle ruins
- Rushall Fortified House, ruins of a 17th-century fortified house
- Shaen Castle, fragment of a tower house
- Strahane Castle, ruins of a tower house
- Shrule Castle, castle ruins
- Tinnakill Castle, tower house
- Clonburren Castle, tower house
- Ardee Castle, restored castle
- Athclare Castle, restored castle
- Barmeath Castle, restored castle
- Castle Bellingham, intact castle
- Castle Roche, castle ruins
- Castletown Castle, restored castle
- Darver Castle, restored castle
- Hatch's Castle, intact castle
- King John's Castle, restored castle
- Knockabbey Castle, restored castle
- The Mint, restored castle
- Smarmore Castle, intact castle
- Taaffe Castle, castle ruins
- Termonfeckin Castle, survivor of two tower houses, other demolished .
- Aghalard Castle, castle ruins
- Ahena Castle, castle ruins
- Ashford Castle, hotel
- Belleek Castle, hotel
- Crossmolina Castle, castle ruins
- Deel Castle, castle ruins
- Doon Castle, castle ruins
- Kildavnet Castle, intact castle
- Kinlough Castle, castle ruins
- Rappa Castle, castle ruins
- Rockfleet Castle, restored castle
- Shrule Castle, castle ruins
- Turin Castle, restored castle
- Dookinella Castle
- Donore Castle, tower house ruins
- Dunsany Castle, intact castle
- Lynches Castle, Summerhill, castle ruins
- Durhamstown Castle, intact castle
- Killeen Castle, restored castle (closed)
- Skryne Castle, restored tower house
- Slane Castle, restored castle
- Tara, former seat of the High Kings; not a castle
- Dangan Castle, Summerhill, castle ruins
- Trim Castle, part-restored castle ruin
- Ballycowan Castle, fortified house ruins
- Birr Castle, intact castle and demesne
- Blundell Castle, castle ruins
- Charleville Castle, intact castle
- Clara Castle (County Offaly), castle ruins
- Cloghan Castle, restored castle
- Clonmacnoise Castle, castle ruins
- Clonony Castle, tower house ruins
- Doon Castle, castle ruins
- Kinnefad Castle, County Offaly
- Kinnitty Castle, restored castle
- Kilcoursey Castle, castle ruins
- Leap Castle, restored castle
- Sragh Castle, tower house ruins
- Annameadle Castle, castle ruins
- Ardfinnan Castle, intact castle
- Ballyfinboy Castle, castle ruins with Sheela na gig, near Borrisokane
- Ballyquirk Castle, castle ruins
- Ballynahow Castle, intact castle
- Ballysheedy Castle, http://www.rootsweb.ancestry.com/~irlkik/ihm/castles/irecastl-Tipperary.htm castle ruins
- Black Castle, Templemore, castle ruins
- Black Castle, Thurles, castle destroyed
- Cahir Castle, restored castle
- Carrigeen Castle, restored castle
- Clonakenny Castle, castle ruins
- Castle Fogarty, restored castle
- Cranagh Castle, intact castle
- Farney Castle https://web.archive.org/web/20061224165803/http://www.tipp.ie/placesofinterest/farney.htm, restored castle
- Kilcash Castle, castle ruins
- Killaghy Castle, restored castle
- Killahara Castle, restored castle
- Knockgraffan, early ráth
- Lackeen Castle, tower house near Lorrha where the Lorrha Missal was discovered in the 18th century.
- Lisheen Castle, restored castle
- Loughmoe Castle, castle ruins
- Moorstown Castle, castle ruins, located between Clonmel and Cahir.
- Nenagh Castle, intact castle
- Ormonde Castle, Manor House.
- Redwood Castle, Tower House near Lorrha
- Rock of Cashel, restored castle
- Roscrea Castle, intact castle
- Shanbally Castle, demolished
- Slevoyre House, restored castle
- Ballycanvan Castle, castle ruins
- Ballyclohy Castle, castle ruins
- Ballyheeny Castle, castle ruins
- Ballymaclode Castle, castle ruins
- Barnakile Castle, castle ruins
- Carrowncashlane Castle, castle ruins
- Clonea Castle, castle ruins
- Coolnamuck Castle, castle ruins
- Crooke Castle, castle ruins
- Cullen Castle, castle ruins
- Derrinlaur Castle, castle ruins
- Dungarvan Castle, restored castle
- Dunhill Castle, castle ruins
- Dunmore East Castle, castle ruins
- Faithlegg Castle
- Feddans Castle, castle ruins
- Fox's Castle, castle ruins
- Glen Castle, castle ruins
- Greenan Castle
- Kilmeaden Castle, castle ruins
- Kincor Castle, castle ruins
- Lismore Castle, restored castle
- Loughdeheen Castle, castle ruins
- MacGrath's Castle, castle ruins
- Mountain Castle, castle ruins
- Rathgormuck Castle, castle ruins
- Reginald's Tower, part of the old city walls of Waterford
- Rockett's Castle, castle ruins
- Sleady Castle, castle ruins
- Strancally Castle, castle ruins
- Waterford Castle, restored castle, now a hotel
- Adamstown Castle - tower house
- Baldwinstown Castle - castle ruins
- Ballyteigue Castle - tower house
- Ballyhack Castle, restored castle
- Ballyhealy Castle, restored Norman castle
- Bargy Castle, restored castle.
- Barntown Castle, tower house and castle ruins
- Clougheast Castle, restored castle
- Dungulph Castle, intact castle
- Enniscorthy Castle, restored castle
- Ferns Castle, restored castle. OPW info
- Ferrycarrig Castle, castle ruins
- Johnstown Castle, intact castle
- Mountgarret Castle (New Ross), castle ruins
- Rathlannon Castle, castle ruins
- Rathmacknee Castle, castle ruins
- Sigginstown Castle, castle ruins
- Slade Castle, castle ruins
- Tellarought Castle (New Ross), castle ruins
- Carnew Castle, Carnew. Tower house ruins, built in the late 16th century.
- Castle Howard Wicklow, intact castle with the addition of a 19th-century Mansion.
- Dunganstown Castle, Dunganstown. Remains of a large late-17th century U-plan house and early 17th-century tower.
- Glenart Castle, Arklow. Intact castle in use as a hotel.
- Fassaroe Castle, Bray. Built in 1536 by 'Master Tresover'. In ruins.
- Kiltegan Castle, Kiltegan, intact castle
- Kiltimon Castle, Newcastle. C.1550, now in use as a folly.
- Kindlestown Castle, Delgany. Castle ruins
- Oldcourt Castle, Bray. Built by the Earl of Ormond in 1433. In ruins.
- Ormonde Castle, Arklow. Castle ruins, built in 1169 on an old Viking site and destroyed by Oliver Cromwell's army in the 17th century.
- Rathdown Castle. Ruined by the 17th century, very little remains.
- Threecastles Castle, Manor Kilbride, Blessington. Largely intact late 14th/15th-century castle marking the boundary of the Pale.
- The Black Castle, Wicklow Town (now ruins). In 834 AD the Vikings fortified a strategic rocky promontory at the mouth of the Vartry River in Wicklow Town. Following the Norman invasion a castle was subsequently built, now known as the Black Castle. Between 1295 and 1315 the castle was attacked and burnt down twice by the local O'Byrne Clan.
See also
Notes
Citations
References