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Filtered by Gained a class teacher DEIS Clear all

76 schools in Ireland · 2025/26

pupils
15,691
junior infants
2,029
in 4 all-Irish schools
526 3.4%
class teachers · 76 gained one · 0 lost one since 2024/25
789 +134 since 2015/16
together since 2015/16

The 70 schools with figures for both years had 13,136 pupils in 2015/16 and have 13,793 now. Schools that have closed, and newer schools, aren’t counted.

+5.0%
Over 10 years

33 grew · 21 steady · 16 fell · 6 newer

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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. Trinity Primary School TuamDEIS
    781 From 2019/20
  2. St Marys NS AthloneDEIS
    573 +31.1%
  3. St Clares Primary School CavanDEIS
    548 +4.8%
  4. St Josephs Convent Longford TownDEIS
    527 +19.0%
  5. C.B.S. Primary DundalkDEIS
    524 +18.8%
  6. Assumption Junior School Dublin 12DEIS
    434 −17.8%
  7. Radharc na Mara National School MervueDEIS
    353 From 2020/21
  8. S N Muire gan Smal CarlowGirlsDEIS
    345 −21.1%
  9. Our Lady of Consolation NS Dublin 5DEIS
    310 +41.6%
  10. St Davids N S Dublin 5DEIS
    308 −1.9%
  11. Corr na Madadh N S AthloneMulti-denominationalDEIS
    306 +11.7%
  12. Scoil Mhuire agus Eoin MayfieldDEIS
    304 From 2017/18
  13. Scoil Eoin Naofa SligoDEIS
    289 +11.2%
  14. Scoil Chaitlin Maude Baile Átha Cliath 24GaelscoilMulti-denominationalDEIS
    284 −9.3%
  15. Presentation Primary School LimerickDEIS
    279 +4.5%
  16. St John the Baptist Boys School CashelBoysDEIS
    268 −3.6%
  17. St Pauls B N S WaterfordDEIS
    267 +20.8%
  18. S N Naomh Finnin Dublin 11DEIS
    266 +15.7%
  19. Holy Family TraleeDEIS
    265 +16.7%
  20. Scoil Colmcille CorkDEIS
    264 +23.9%
  21. Queen of Universe N S MuinebeaghDEIS
    253 −11.2%
  22. S N B Togher Cork CorkBoysDEIS
    252 −13.1%
  23. Scoil Bhride RathdowneyDEIS
    244 +19.0%
  24. S N an Droim Mor LiffordDEIS
    229 +9.0%
  25. Scoil Éanna BallybayDEIS
    228 −3.8%
School Pupils Since 2015/16 Average class Class teacherschange on 2024/25 Junior infants
Trinity Primary School Tuam, Co. Galway · Roll 20547L DEIS 781 – 20.0 +437 85
St Marys NS Athlone, Co. Westmeath · Roll 20073P DEIS 573
+31.1%
18.5 +131 47
St Clares Primary School Cavan · Roll 08490N DEIS 548
+4.8%
18.7 +129 94
St Josephs Convent Longford Town · Roll 18178R DEIS 527
+19.0%
17.8 +128 79
C.B.S. Primary Dundalk, Co. Louth · Roll 17195M DEIS 524
+18.8%
24.7 +121 63
Assumption Junior School Dublin 12 · Roll 20450T DEIS 434
−17.8%
23.4 +118 119
Radharc na Mara National School Mervue, Co. Galway · Roll 20554I DEIS 353 – 15.7 +121 42
S N Muire gan Smal Carlow · Roll 18363M GirlsDEIS 345
−21.1%
21.6 +116 28
Our Lady of Consolation NS Dublin 5 · Roll 20064O DEIS 310
+41.6%
16.5 +117 64
St Davids N S Dublin 5 · Roll 19919P DEIS 308
−1.9%
23.2 +112 48
Corr na Madadh N S Athlone, Co. Westmeath · Roll 17903N Multi-denominationalDEIS 306
+11.7%
23.5 +113 28
Scoil Mhuire agus Eoin Mayfield, Co. Cork · Roll 20497W DEIS 304 – 17.9 +116 29
Scoil Eoin Naofa Sligo · Roll 19974A DEIS 289
+11.2%
17.8 +315 42
Scoil Chaitlin Maude Baile Átha Cliath 24, Co. Dublin · Roll 19872P GaelscoilMulti-denominationalDEIS 284
−9.3%
17.1 +116 32
Presentation Primary School Limerick · Roll 20018H DEIS 279
+4.5%
19.1 +114 43
St John the Baptist Boys School Cashel, Co. Tipperary · Roll 20155R BoysDEIS 268
−3.6%
19.7 +213 24
St Pauls B N S Waterford · Roll 20219R DEIS 267
+20.8%
15.9 +216 29
S N Naomh Finnin Dublin 11 · Roll 19489Q DEIS 266
+15.7%
19.0 +114 26
Holy Family Tralee, Co. Kerry · Roll 19536W DEIS 265
+16.7%
16.9 +115 30
Scoil Colmcille Cork · Roll 16680O DEIS 264
+23.9%
18.0 +114 33
Queen of Universe N S Muinebeagh, Co. Carlow · Roll 18183K DEIS 253
−11.2%
21.9 +111 34
S N B Togher Cork Cork · Roll 13980L BoysDEIS 252
−13.1%
17.1 +114 34
Scoil Bhride Rathdowney, Co. Laois · Roll 20071L DEIS 244
+19.0%
23.2 +110 28
S N an Droim Mor Lifford, Co. Donegal · Roll 16349I DEIS 229
+9.0%
22.1 +19 42
Scoil Éanna Ballybay, Co. Monaghan · Roll 20174V DEIS 228
−3.8%
25.3 +19 25
Showing 25 of 76 Show 25 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.