| Primary title |
Family seat
|
City townhouse
|
| Duke of Abercorn
|
Baronscourt, County Tyrone
|
Corner of York Street and St Stephen's Green
|
| Duke of Leinster |
Maynooth Castle, County Kildare
Carton House, Maynooth
Kilkea Castle, County Kildare
|
Leinster House
13 Dominick Street
|
| Marquess Conyngham |
Slane Castle, County Meath
The Hall, Mountcharles, County Donegal
|
|
| Marquess of Donegall |
Belfast Castle, County Antrim
Dunbrody House, County Wexford
|
|
| Marquess of Downshire
|
Clifton Castle, North Yorkshire
|
|
| Marquess of Ely |
Loftus Hall, County Wexford
Rathfarnham Castle
|
Ely House, Ely Place
|
| Marquess of Londonderry |
Mount Stewart, County Down
|
|
| Marquess of Sligo |
Westport House, County Mayo
|
|
| Marquess of Waterford |
Curraghmore, County Waterford
|
Tyrone House
|
| Earl of Aldborough
|
Belan Lodge, Moone, County Kildare
Stratford Lodge, County Wicklow
Mountneil House, County Carlow
|
Aldborough House, Dublin
Stratford House, London
|
| Earl of Antrim |
Glenarm Castle, County Antrim
|
Antrim House, Merrion Square
|
| Earl of Bandon |
Castle Bernard, County Offaly
|
|
| Earl of Bantry |
Bantry House, County Cork
|
|
| Earl of Barrymore |
Fota House, County Cork
|
|
| Earl of Bective
|
Headfort House
|
Bective House, Smithfield
Bective House, Parnell Square
|
| Earl of Bellomont
|
Bellamont House, County Cavan
|
15 Temple Street
|
| Earl Belmore |
Castle Coole, County Fermanagh
|
|
| Earl of Belvedere |
Belvedere House, County Westmeath
|
Belvedere House
|
| Earl of Bessborough |
Stansted Park, West Sussex
|
5 Henrietta Street
|
| Earl of Charlemont
|
Marino House
|
Charlemont House
|
| Earl of Clancarty |
Garbally Court, County Galway
|
|
| Earl of Clare |
Mountshannon House, County Limerick
|
|
| Earl of Clonmell
|
Bishopscourt, County Kildare
Eathorpe Hall, Warwickshire
|
Clonmell House, 17 Harcourt Street
|
| Earl of Courtown |
Courtown House, County Wexford
|
Ormond Quay
|
| Earl of Desart |
Desart Court, County Kilkenny
|
|
| Earl of Drogheda |
Moore Abbey, County Kildare
|
Drogheda House, North Earl Street
|
| Earl of Dunraven and Mount-Earl |
Kilgobbin House
Adare Manor, County Limerick
|
|
| Earl of Enniskillen |
Florence Court, County Fermanagh
|
|
| Earl of Fingall |
Killeen Castle, Dunsany, County Meath
|
|
| Earl of Glandore |
Ardfert Abbey, County Kerry
|
|
| Earl of Gosford |
Gosford Castle, County Armagh
|
|
| Earl of Howth |
Howth Castle, Fingal
|
|
| Earl of Kenmare |
Killarney House, County Kerry
|
Kenmare House, North Great George's Street
|
| Earl of Kilmorey |
Mourne Park, County Down
|
|
| Earl of Kingston |
Mitchelstown Castle, County Cork
King House, Boyle, County Roscommon
|
|
| Earl of Listowel |
Convamore House, County Cork
|
|
| Earl of Mayo |
Palmerstown House, County Kildare
|
|
| Earl of Meath |
Kilruddery House, County Wicklow
|
Ardee House, Ardee Street
|
| Earl of Milltown |
Russborough House, County Wicklow
|
|
| Earl of Mornington |
Dangan Castle, County Meath
|
Mornington House
|
| Earl Mountbatten of Burma |
Classiebawn Castle, County Sligo
|
Clonbrock, County Galway
|
| Earl Mount Cashell |
Moore Park, County Cork
The Barne Estate, Clonmel, County Tipperary
|
|
| Earl of Portarlington |
Emo Court, County Laois
|
|
| Earl of Roden |
Tollymore Park, County Down
|
|
| Earl of Roscommon
|
|
|
| Earl of Rosse |
Birr Castle, County Offaly
|
|
| Earl of Shannon |
Castlemartyr House, County Cork
|
|
| Earl of Thomond |
|
5 Henrietta Street
|
| Earl of Tyrconnell |
Donegal Castle, County Donegal
|
|
| Earl of Tyrone
|
Tyrone House, Dublin
|
|
| Earl of Westmeath
|
Clonyn Castle, County Westmeath
|
|
| Viscount Ashbrook |
Castle Durrow, County Laois
|
|
| Viscount Baltinglass |
San Antonia House, County Wicklow
|
|
| Viscount Bangor |
Castle Ward, County Down
|
|
| Viscount Barnewall
|
Turvey House
|
|
| Viscount Boyne
|
Stackallan House
|
|
| Viscount Charlemont |
Roxborough Castle, County Tyrone
|
|
| Viscount Doneraile |
Doneraile Court, County Cork
|
Doneraile House, 45 Kildare Street
|
| Viscount FitzWilliam |
Merrion Castle, County Dublin
|
|
| Viscount Gormanston |
Gormanston Castle, County Meath
|
|
| Viscount Gough
|
St. Helen's, Booterstown, Dublin
|
|
| Viscount Hawarden |
Dundrum House, County Tipperary
|
|
| Viscount Langford |
Summerhill House, County Meath
Mount Campbell, County Leitrim
Langford Lodge, County Antrim
|
Langford House, Mary Street
Granby Row
|
| Viscount Lifford |
Meenglass House, County Donegal
|
|
| Viscount Lorton
|
Rockingham Estate, County Roscommon
|
|
| Viscount Massereene |
Antrim Castle, County Antrim
|
|
| Viscount Powerscourt |
Powerscourt House, County Wicklow
|
|
| Viscount de Vesci |
Abbeyleix House, County Laois
|
|
| Baron Annaly |
Luttrellstown Castle, Dublin
|
|
| Baron Barry of Santry
|
Santry Court, County Dublin
|
|
| Baron Bellew |
Barmeath Castle, County Louth
|
|
| Baron Blayney |
Blayney Castle, County Monaghan
|
|
| Baron Castlemaine |
Moydrum Castle, County Westmeath
|
|
| Baron Carew |
Donadea House, County Kildare
|
|
| Baron Clonbrock
|
Clonbrock Castle, County Galway
|
|
| Baron Cloncurry |
Lyons Demesne, County Kildare
|
|
| Baron Crofton |
Mote House, County Roscommon
|
|
| Baron Dunalley |
Kilboy House, County Tipperary
|
|
| Baron of Dunsany |
Dunsany Castle, County Meath
|
|
| Baron Hartland |
Strokestown Park, County Roscommon
|
|
| Baron Inchiquin |
Dromoland Castle, County Clare
|
|
| Baron Kingston
|
Rockingham, County Roscommon
|
|
| Baron Monteagle of Brandon |
Mount Trenchard House, County Kerry
|
|
| Baron Muskerry |
Springfield Castle, County Limerick
|
|
| Baron Rathdonnell |
Lisnavagh House, County Carlow
|
|
| Baron Talbot de Malahide |
Malahide Castle, Dublin
|
|
| Baron Trimlestown
|
Trimlestown, County Meath
|
|
| Baron Ventry |
Burnham House, Dingle, County Kerry
|
|