School Numbers
Menu
Find schools Counties Irish-medium Special schools About the data

Find schools

Within
Show only
Filtered by 17 or more class teachers Gained a class teacher Clear all

25 schools in Ireland · 2025/26

pupils
13,156
junior infants
1,770
in 3 all-Irish schools
1,302 9.9%
class teachers · 25 gained one · 0 lost one since 2024/25
576 +92 since 2015/16
together since 2015/16

The 19 schools with figures for both years had 9,515 pupils in 2015/16 and have 9,718 now. Schools that have closed, and newer schools, aren’t counted.

+2.1%
Over 10 years

7 grew · 7 steady · 5 fell · 6 newer

Show the 25 schools

Filters

Clear all
Boys, girls or mixed
School type
Ethos
Teaching language
Number of pupils
Change in pupils over 10 years
Average class size
Class teachers
Class teachers since 2024/25
DEIS and islands
  1. Castlebar Primary School Castlebar
    864 From 2022/23
  2. Trinity Primary School TuamDEIS
    781 From 2019/20
  3. S N Brighde Kill
    744 +19.2%
  4. Scoil Padraig Naofa Bray
    680 −14.9%
  5. Mercy Convent Primary School Naas
    607 −13.8%
  6. ST Olaf's National School Dublin 16
    591 +30.5%
  7. St Thomas Junior National School Lucan
    573 +3.1%
  8. St Marys NS AthloneDEIS
    573 +31.1%
  9. Scoil Mhuire LucanGirls
    558 −18.4%
  10. St Clares Primary School CavanDEIS
    548 +4.8%
  11. Stepaside Educate Together National School Dublin 18Multi-denominational
    542 +351.7%
  12. St Josephs Convent Longford TownDEIS
    527 +19.0%
  13. C.B.S. Primary DundalkDEIS
    524 +18.8%
  14. Ovens N S Ovens
    466 +9.1%
  15. Scoil Ui Fhiaich Maigh NuadGaelscoil
    459 −4.2%
  16. Portlaoise Educate Together NS PortlaoiseMulti-denominational
    457 +29.1%
  17. Scoil na Mainistreach Celbridge
    455 −16.8%
  18. S N Muire gan Smal Ballinasloe
    445 +7.2%
  19. Gaelscoil na Fuinseoige Bác 14GaelscoilMulti-denominational
    441 Opened 2016/17
  20. Assumption Junior School Dublin 12DEIS
    434 −17.8%
  21. St Fintans NS Dublin 13
    431 −8.3%
  22. Gaelscoil Thaobh na Coille Baile Átha Cliath 18Gaelscoil
    402 −9.0%
  23. Watergrasshill N S WatergrasshillSome subjects through Irish
    391 +20.7%
  24. Radharc na Mara National School MervueDEIS
    353 From 2020/21
  25. Our Lady of Consolation NS Dublin 5DEIS
    310 +41.6%
Showing 25 of 25

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.