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46 schools in Ireland · 2025/26

pupils
10,799
junior infants
1,271
in 1 all-Irish school
204 1.9%
class teachers · 46 gained one · 0 lost one since 2024/25
485 +137 since 2015/16
together since 2015/16

The 46 schools with figures for both years had 8,554 pupils in 2015/16 and have 10,799 now. Schools that have closed, and newer schools, aren’t counted.

+26.2%
Over 10 years

46 grew · 0 steady · 0 fell

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Number of pupils
Change in pupils over 10 years
Average class size
Class teachers
Class teachers since 2024/25
DEIS and islands
  1. S N Brighde Kill
    744 +19.2%
  2. St Josephs Convent Longford TownDEIS
    527 +19.0%
  3. C.B.S. Primary DundalkDEIS
    524 +18.8%
  4. Watergrasshill N S WatergrasshillSome subjects through Irish
    391 +20.7%
  5. St Francis Xavier Senior N S Dublin 15
    388 +19.0%
  6. S N Mhuire Barntown
    336 +25.8%
  7. S N Cill Criodain Ladysbridge
    325 +18.6%
  8. Our Lady of Consolation NS Dublin 5DEIS
    310 +41.6%
  9. Scoil an Leinbh Iosa Boys Seniors Dublin 9Boys
    297 +14.7%
  10. St Kilians Senior N S Dublin 24
    296 +41.6%
  11. Scoil Eoin Naofa SligoDEIS
    289 +11.2%
  12. Scoil Naomh Deagha Dundalk
    286 +34.9%
  13. Scoil Iognaid de Ris Kilkenny
    278 +33.7%
  14. Clondrohid N S Macroom
    276 +23.8%
  15. St Pauls B N S WaterfordDEIS
    267 +20.8%
  16. Holy Family TraleeDEIS
    265 +16.7%
  17. Scoil Colmcille CorkDEIS
    264 +23.9%
  18. Scoil Bhride RathdowneyDEIS
    244 +19.0%
  19. Scoil Naomh Barra Navan
    238 +45.1%
  20. S N Mhaodhoig Fethard-On-Sea
    237 +49.1%
  21. Gorey Central School GoreyChurch of Ireland
    237 +11.8%
  22. Tullamore Educate Together NS TullamoreMulti-denominational
    236 +14.0%
  23. Dangan Mixed N S Summerhill
    228 +20.6%
  24. St Edwards N S SligoDEIS
    207 +11.9%
  25. Scoil Fhionáin An Fál CarrachGaelscoilDEISGaeltacht
    204 +15.9%
Showing 25 of 46 Show 21 more

Distances are straight lines, not travel routes. Pupil numbers and class sizes: Department of Education, 2025/26. Change is over 10 years, since 2015/16. Average class size counts mainstream classes only, and there's one class teacher for each mainstream class. Totals cover every school in the results, not just those shown.