List of megalithic monuments in Ireland
This is a list of megalithic monuments on the island of Ireland.
| Photograph | Name | County | Coordinates | Type | Age |
| Aghanaglack | Fermanagh | court tomb | - | ||
| Annadorn Dolmen | Down | passage tomb | - | ||
| Ardgroom | Cork | stone circle | - | ||
| Audleystown Court Tomb | Down | court tomb | - | ||
| Aughlish | Londonderry | stone circles | - | ||
| - | Ballinran Court Tomb | Down | - | court tomb | - |
| - | Ballyalton Court Tomb | Down | court tomb | - | |
| - | Ballyedmonduff Wedge Tomb | Dublin | - | wedge tomb | - |
| Ballykeel Dolmen | Armagh | portal tomb | - | ||
| Ballylumford Dolmen | Antrim | portal tomb | 4000 years | ||
| Ballymacaldrack Court Tomb | Antrim | court tomb | - | ||
| Ballynoe Stone Circle | Down | stone circle | - | ||
| Beaghmore | Tyrone | stone circles, cairns | - | ||
| - | Beenalaght | Cork | - | stone row | - |
| Beltany stone circle | Donegal | stone circle | - | ||
| Bocan Stone Circle | Donegal | stone circle | - | ||
| - | Bohonagh | Cork | stone circle | - | |
| Brownshill Dolmen | Carlow | - | portal tomb | 5000–6000 years | |
| - | Carnfree | Roscommon | - | cairns, standing stones | - |
| Carrigagulla | Cork | - | stone circles, stone rows | - | |
| Carrowkeel Tombs | Sligo | passage tombs | 5100–5400 years | ||
| Carrowmore | Sligo | various | - | ||
| Castlestrange stone | Roscommon | - | standing stone | - | |
| Cloghanmore | Donegal | - | court tomb | - | |
| - | Cohaw | Cavan | - | court tomb | - |
| Corick | Londonderry | stone circles | - | ||
| Coom Wedge Tomb | Kerry | wedge tomb | - | ||
| - | Craigs Dolmen | Antrim | passage tomb | - | |
| Dowth | Meath | passage tomb | - | ||
| Drombeg stone circle | Cork | recumbent stone circle | - | ||
| Drumskinny | Fermanagh | stone circle, cairn | - | ||
| - | Eightercua | Kerry | stone row | 3700 years | |
| Faulagh | Mayo | various | - | ||
| - | Gartnanoul | Cavan | - | court tomb | - |
| Giant's Ring | Down | passage tomb | - | ||
| Glantane East | Cork | various | - | ||
| Goward Dolmen | Down | portal tomb | - | ||
| Grange stone circle | Limerick | stone circle | - | ||
| Kilclooney More | Donegal | two portal tombs, one court tomb | |||
| Kilmashogue | Dublin | - | wedge tomb, portal tombs, standing stones | - | |
| Kilmogue | Kilkenny | portal tomb | |||
| Knockmany Passage Tomb | Tyrone | passage tomb | |||
| Knockmaree Dolmen | Dublin | cist | |||
| Knocknakilla | Cork | stone circle, standing stone | |||
| Knockroe Passage Tomb | Kilkenny | passage tomb | |||
| Knocknarea | Sligo | various | - | ||
| Knowth | Meath | passage tomb | - | ||
| Labbacallee | Cork | wedge tomb | - | ||
| Legananny Dolmen | Down | portal tomb | - | ||
| Lia Fáil | Meath | standing stone | - | ||
| Listoghil | Sligo | - | - | 5380–5640 years | |
| Loughcrew Cairns | Meath | cairns | 5300–5500 years | ||
| - | Magh Slécht | Cavan | - | various | - |
| Meehambee Dolmen | Roscommon | - | portal tomb | 5500 years | |
| - | Moylehid | Fermanagh | - | passage tomb, cairn | - |
| Newgrange or Sí an Bhrú | Meath | passage tomb | 5000 years | ||
| Poulnabrone dolmen | Clare | portal tomb | - | ||
| Slidderyford Dolmen | Down | - | portal tomb | - | |
| - | Tallowroe | Galway | - | standing stone | - |
| Templebryan Stone Circle | Cork | stone circle | - | ||
| Tibradden | Dublin | passage tomb | - | ||
| Townleyhall | County Louth | - | passage tomb | - | |
| Turoe stone | Galway | standing stone | - | ||
| Uragh Stone Circle | Kerry | stone circle | - |