| Subject | QS | THE | ARWU | U.S. News |
|---|---|---|---|---|
| Food Science & Technology | — | — | #15 | #15 |
| Veterinary Science | #44 | — | #21 | — |
| Agriculture & Forestry | #53 | — | #101-150 | #27 |
| Library & Information Science | #40 | — | #42 | — |
| English Language & Literature | #41 | — | — | — |
| Nursing | #41 | — | #101-150 | — |
| Petroleum Engineering | #44 | — | — | — |
| Archaeology | #51-100 | — | — | — |
| History | #51-100 | — | — | — |
| Performing Arts | #51-100 | — | — | — |
| Philosophy | #51-100 | — | — | — |
| Geography | #51-100 | — | #76-100 | — |
| Communication & Media | #51-100 | — | — | — |
| Public Administration | #51-100 | — | — | — |
| Sports Science | #51-100 | — | — | — |
| Education | #96 | #71 | #301-400 | — |
| Arts & Humanities | #81 | #151-175 | — | #175 |
| Sociology | #91 | — | #151-200 | — |
| Law | #98 | #101-125 | — | — |
| Political Science & IR | #100 | — | #151-200 | — |
| Modern Languages | #101-150 | — | — | — |
| Artificial Intelligence | #101-200 | — | #301-400 | — |
| Civil Engineering | #101-150 | — | #151-200 | — |
| Anatomy & Physiology | #101-200 | — | — | — |
| Accounting & Finance | #101-150 | — | #151-200 | — |
| Electrical & Electronic Engineering | #138 | — | #101-150 | #213 |
| Public Health | — | — | #101-150 | #211 |
| Social Sciences & Management | #153 | #126-150 | — | — |
| Computer Science | #172 | #126-150 | #201-300 | #181 |
| Life Sciences & Medicine | #139 | #201-250 | — | — |
| Medicine / Clinical | #143 | — | #201-300 | #156 |
| Architecture | #151-200 | — | — | — |
| Mechanical & Aerospace Engineering | #151-200 | — | #301-400 | — |
| Psychology | #151-200 | #176-200 | #301-400 | #221 |
| Environmental Science | #151-200 | — | #201-300 | #461 |
| Earth & Geosciences | #151-200 | — | #201-300 | #378 |
| Pharmacy & Pharmacology | #201-250 | — | #151-200 | — |
| Telecommunication Engineering | — | — | #151-200 | — |
| Transportation Science | — | — | #151-200 | — |
| Engineering & Technology | #191 | #176-200 | — | #272 |
| Economics & Econometrics | #180 | — | #201-300 | #189 |
| Chemistry | #192 | — | #301-400 | — |
| Biotechnology | — | — | #201-300 | #192 |
| Chemical Engineering | #201-250 | — | — | — |
| Biological Sciences | #201-250 | — | #301-400 | #293 |
| Mathematics | #201-250 | — | — | — |
| Business & Management | #201-250 | — | #201-300 | — |
| Statistics | #201-250 | — | — | — |
| Natural / Physical Sciences | #251 | #201-250 | — | — |
| Physics & Astronomy | #251-300 | — | #201-300 | #307 |
| Automation & Control | — | — | #201-300 | — |
| Biomedical Engineering | — | — | #201-300 | — |
| Business & Economics | — | #201-250 | — | — |
| Clinical & Health | — | #201-250 | — | — |
| Materials Science | #301-350 | — | — | — |
| Energy Science & Engineering | — | — | — | #349 |
University College Dublin ranks #118 in QS 2026, #225 in THE 2026, #301-400 in ARWU 2025 and #245 in U.S. News 2026. Its consensus position across the major rankings is #234 globally.
QS weights employer reputation and international metrics more heavily; THE places more weight on research influence and teaching environment. Differences of this size between the two systems are common — see our methodology comparison.