| Best quartile | |||||
|---|---|---|---|---|---|
| 1 (241) | University College Dublin | IRL |  |  | |
| 2 (247) | Trinity College Dublin * | IRL | | | |
| 3 (309) | University College Cork * | IRL | | | |
| 4 (328) | National University of Ireland, Galway | IRL | | | |
| 5 (356) | Royal College of Surgeons | IRL | | | |
| 6 (358) | Irish Agriculture and Food Development Authority | IRL |  | | |
| 7 (359) | University of Limerick | IRL | | | |
| 8 (373) | National University of Ireland, Maynooth | IRL | |  | |
| 9 (374) | Dublin City University | IRL | | | |
| 10 (384) | Dublin Institute For Advanced Studies | IRL |  | | |
| 11 (388) | Dublin Institute of Technology | IRL | | | |
| 11 (388) | St. Vincent's University Hospital | IRL |  | | |
| 12 (400) | St. James's Hospital | IRL | | | |
| 13 (407) | Beaumont Hospital | IRL | |  | |
| 14 (413) | Waterford Institute of Technology | IRL | | | |
| 15 (426) | Galway University Hospitals | IRL | | | |
| 16 (427) | Tallaght University Hospital | IRL | |  | |
| 16 (427) | Cork University Hospital | IRL | | | |
| 17 (430) | Mater Misericordiae University Hospital | IRL | | | |
| 18 (439) | Our Lady's Hospital for Sick Children | IRL | | | |
| 19 (442) | IBM Ireland Research | IRL |  | | |
| 20 (443) | Cork Institute of Technology | IRL | | | |
