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Filtered by Growing 9 to 16 class teachers Gained a class teacher Clear all

32 schools in Ireland · 2025/26

pupils
8,798
junior infants
902
in 3 all-Irish schools
907 10.3%
class teachers · 32 gained one · 0 lost one since 2024/25
385 +111 since 2015/16
together since 2015/16

The 32 schools with figures for both years had 6,997 pupils in 2015/16 and have 8,798 now. Schools that have closed, and newer schools, aren’t counted.

+25.7%
Over 10 years

32 grew · 0 steady · 0 fell

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Change in pupils over 10 years
Average class size
Class teachers
Class teachers since 2024/25
DEIS and islands
  1. Griffith Barracks Multi D School Dublin 8Multi-denominational
    403 +60.6%
  2. St Francis Xavier Senior N S Dublin 15
    388 +19.0%
  3. Gaelscoil Sairseal LuimneachGaelscoil
    369 +61.8%
  4. Scoil Cholmcille Kells
    352 +29.4%
  5. S N Mhuire na Trocaire Ardee
    339 +29.9%
  6. S N Mhuire Barntown
    336 +25.8%
  7. S N Cill Criodain Ladysbridge
    325 +18.6%
  8. Gaelscoil Chluain Meala Cluain MealaGaelscoil
    315 +48.6%
  9. Corr na Madadh N S AthloneMulti-denominationalDEIS
    306 +11.7%
  10. Scoil an Leinbh Iosa Boys Seniors Dublin 9Boys
    297 +14.7%
  11. St Kilians Senior N S Dublin 24
    296 +41.6%
  12. Scoil Eoin Naofa SligoDEIS
    289 +11.2%
  13. Scoil Naomh Deagha Dundalk
    286 +34.9%
  14. Scoil Iognaid de Ris Kilkenny
    278 +33.7%
  15. Clondrohid N S Macroom
    276 +23.8%
  16. St Pauls B N S WaterfordDEIS
    267 +20.8%
  17. S N Naomh Finnin Dublin 11DEIS
    266 +15.7%
  18. Holy Family TraleeDEIS
    265 +16.7%
  19. Scoil Colmcille CorkDEIS
    264 +23.9%
  20. S N N Maolmhaodhagh B DundalkBoys
    246 +22.4%
  21. Scoil Bhride RathdowneyDEIS
    244 +19.0%
  22. Scoil Naomh Barra Navan
    238 +45.1%
  23. S N Mhaodhoig Fethard-On-Sea
    237 +49.1%
  24. Gorey Central School GoreyChurch of Ireland
    237 +11.8%
  25. Tullamore Educate Together NS TullamoreMulti-denominational
    236 +14.0%
Showing 25 of 32 Show 7 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.