Image | Rang[a] | Comté | Entité[b] | Province | Rang du sommet[c] | Nom | Nom irlandais | Altitude | Massif | Coordonnées |
| 1 | Kerry | Irlande | Munster | 1 | Carrauntuohil | Corrán Tuathai | 1 039 m | Macgillycuddy's Reeks | 51° 59′ 58,021″ N, 9° 44′ 33,695″ O |
| 2 | Wicklow | Irlande | Leinster | 13 | Lugnaquilla | Log na Coille | 925 m | Montagnes de Wicklow | 52° 58′ 01,052″ N, 6° 27′ 52,327″ O |
| 3 | Limerick | Irlande | Munster | 14 | Galtymore | Cnoc Mór na nGaibhlte | 918 m | Galty Mountains | 52° 21′ 57,545″ N, 8° 10′ 44,94″ O |
| 3 | Tipperary | Irlande | Munster | 14 | Galtymore | Cnoc Mór na nGaibhlte | 918 m | Galty Mountains | 52° 21′ 57,545″ N, 8° 10′ 44,94″ O |
| 5 | Down | Irlande du Nord | Ulster | 19 | Slieve Donard | Sliabh Dónairt | 850 m | Montagnes de Mourne | 54° 10′ 48,856″ N, 5° 55′ 15,234″ O |
| 6 | Mayo | Irlande | Connacht | 34 | Mweelrea | Cnoc Maol Réidh | 814 m | Mweelrea Mountains | 53° 38′ 14,065″ N, 9° 49′ 49,289″ O |
| 7 | Carlow | Irlande | Leinster | 44 | Mont Leinster | Stua Laighean | 794 m | Monts Blackstairs | 52° 37′ 05,364″ N, 6° 46′ 49,302″ O |
| 7 | Wexford | Irlande | Leinster | 44 | Mont Leinster | Stua Laighean | 794 m | Monts Blackstairs | 52° 37′ 05,364″ N, 6° 46′ 49,302″ O |
| 9 | Waterford | Irlande | Munster | 46 | Knockmealdown | Cnoc Mhaoldomhnaigh | 792 m | Knockmealdown Mountains | 52° 13′ 40,446″ N, 7° 54′ 57,209″ O |
| 10 | Dublin | Irlande | Leinster | 73 | Kippure | Cipiúr | 757 m | Montagnes de Wicklow | 53° 10′ 41,302″ N, 6° 19′ 54,782″ O |
| 11 | Donegal | Irlande | Ulster | 76 | Errigal | An Earagail | 751 m | Montagnes de Derryveagh | 55° 02′ 03,624″ N, 8° 06′ 46,739″ O |
| 12 | Galway | Irlande | Connacht | 88 | Benbaun | Binn Bhán | 729 m | Twelve Bens | 53° 31′ 16,455″ N, 9° 49′ 54,34″ O |
| 13 | Cork | Irlande | Munster | 104 | Knockboy | An Cnoc Buí | 706 m | Shehy | 51° 48′ 09,072″ N, 9° 26′ 36,402″ O |
| 14 | Londonderry/Derry[d] | Irlande du Nord | Ulster | 140 | Sawel | Samhail Phite Méabha | 678 m | Sperrins | 54° 49′ 11,082″ N, 7° 02′ 22,072″ O |
| 14 | Tyrone | Irlande du Nord | Ulster | 140 | Sawel | Samhail Phite Méabha | 678 m | Sperrins | 54° 49′ 11,082″ N, 7° 02′ 22,072″ O |
| 16 | Cavan | Irlande | Ulster | 164 | Cuilcagh | Binn Chuilceach | 665 m | Breifne Mountains | 54° 12′ 03,5″ N, 7° 48′ 41,198″ O |
| 16 | Fermanagh | Irlande du Nord | Ulster | 164 | Cuilcagh | Binn Chuilceach | 665 m | Breifne Mountains | 54° 12′ 03,5″ N, 7° 48′ 41,198″ O |
| 18 | Sligo | Irlande | Connacht | 198 | Truskmore | Trosc Mór | 647 m | Dartry Mountains | 54° 22′ 27,148″ N, 8° 22′ 17,844″ O |
| 19 | Leitrim | Irlande | Connacht | 234 | Truskmore SE Cairn | Carn Thoir Theas Troisc Móir | 631 m | Dartry Mountains | 54° 22′ 19,23″ N, 8° 21′ 54,56″ O |
| 20 | Louth | Irlande | Leinster | 318 | Slieve Foy | Sliabh Feá | 589 m | Cooley Mountains | 54° 02′ 36,257″ N, 6° 12′ 58,318″ O |
| 21 | Armagh | Irlande du Nord | Ulster | 353 | Slieve Gullion | Sliabh gCuillinn | 573 m | Cooley Mountains | 54° 07′ 18,76″ N, 6° 26′ 00,545″ O |
| 22 | Antrim | Irlande du Nord | Ulster | 420 | Trostan | Trostán | 551 m | Antrim Hills | 55° 02′ 44,69″ N, 6° 09′ 19,313″ O |
| 23 | Clare | Irlande | Munster | 466 | Moylussa | | 532 m | Slieve Bernagh | 52° 50′ 00,623″ N, 8° 31′ 20,48″ O |
| 24 | Laois | Irlande | Leinster | 479 | Arderin | Ard Éireann | 527 m | Monts Slieve Bloom | 53° 02′ 26,099″ N, 7° 39′ 15,208″ O |
| 24 | Offaly | Irlande | Leinster | 479 | Arderin | Ard Éireann | 527 m | Monts Slieve Bloom | 53° 02′ 26,099″ N, 7° 39′ 15,208″ O |
| 26 | Kilkenny | Irlande | Leinster | 518 | Brandon Hill | Cnoc Bhréanail | 515 m | | 52° 30′ 35,161″ N, 6° 58′ 26,978″ O |
| 27 | Roscommon | Irlande | Connacht | 811 | Seltannasaggart / Coory Mountain | Sailtean na Sagart | 428 m | Arigna Mountains | 54° 07′ 21″ N, 8° 08′ 36″ O |
| 28 | Kildare | Irlande | Leinster | 1 000 | Cupidstown Hill | Cnoc Bhaile Cupid | 379 m | Montagnes de Wicklow | 53° 13′ 33,57″ N, 6° 29′ 32,84″ O |
| 29 | Monaghan | Irlande | Ulster | 1 014 | Sliabh Beagh | Sliabh Beatha | 373 m | Fermanagh/Tyrone Mountains | 54° 19′ 08,4″ N, 7° 15′ 10,8″ O |
| 30 | Longford | Irlande | Leinster | 1 206 | Carn Clonhugh / Corn Hill | Carn Clainne Aodha / Sliabh Cairbre | 278 m | Longford Hills | 53° 48′ 28″ N, 7° 42′ 52″ O |
| 31 | Meath | Irlande | Leinster | 1 211 | Slieve na Calliagh | Sliabh na Caillí | 276 m | Meath Hills | 53° 44′ 40″ N, 7° 06′ 42″ O |
| 32 | Westmeath | Irlande | Leinster | 1 262 | Mullaghmeen | Mullach Mín | 258 m | Westmeath Hills | 53° 45′ 41″ N, 7° 17′ 15″ O |