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121 schools in Ireland · 2025/26

pupils
31,348
junior infants
4,165
in 9 all-Irish schools
2,106 6.7%
class teachers · 121 gained one · 0 lost one since 2024/25
1,413 +202 since 2015/16
together since 2015/16

The 98 schools with figures for both years had 23,261 pupils in 2015/16 and have 24,035 now. Schools that have closed, and newer schools, aren’t counted.

+3.3%
Over 10 years

46 grew · 28 steady · 24 fell · 23 newer

Show the 121 schools

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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. 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 Thomas Junior National School Lucan
    573 +3.1%
  7. Scoil Mhuire LucanGirls
    558 −18.4%
  8. St Clares Primary School CavanDEIS
    548 +4.8%
  9. Stepaside Educate Together National School Dublin 18Multi-denominational
    542 +351.7%
  10. St Josephs Convent Longford TownDEIS
    527 +19.0%
  11. C.B.S. Primary DundalkDEIS
    524 +18.8%
  12. Portlaoise Educate Together NS PortlaoiseMulti-denominational
    457 +29.1%
  13. Scoil na Mainistreach Celbridge
    455 −16.8%
  14. S N Muire gan Smal Ballinasloe
    445 +7.2%
  15. Gaelscoil na Fuinseoige Bác 14GaelscoilMulti-denominational
    441 Opened 2016/17
  16. Assumption Junior School Dublin 12DEIS
    434 −17.8%
  17. Scoil Oilibheir Naofa Bettystown
    397 −10.6%
  18. Watergrasshill N S WatergrasshillSome subjects through Irish
    391 +20.7%
  19. St Francis Xavier Senior N S Dublin 15
    388 +19.0%
  20. Scoil Naomh Pádraig Kanturk
    372 From 2022/23
  21. Radharc na Mara National School MervueDEIS
    353 From 2020/21
  22. Ashbourne Community National School AshbourneMulti-denominational
    341 From 2019/20
  23. Stapolin Educate Together National School Dublin 13Multi-denominational
    340 Opened 2019/20
  24. S N Mhuire Barntown
    336 +25.8%
  25. Scoil na Mainistreach Quin Dangan Quin
    330 +5.1%
  26. S N Cill Criodain Ladysbridge
    325 +18.6%
  27. Scoil an Athar Tadhg Carraig na bhFearSome subjects through Irish
    317 −10.2%
  28. Claremorris National School Claremorris
    314 From 2024/25
  29. Our Lady of Consolation NS Dublin 5DEIS
    310 +41.6%
  30. St Davids N S Dublin 5DEIS
    308 −1.9%
  31. Scoil Náisíunta Naomh Feichín Drogheda
    307 +4.1%
  32. Scoil Mhuire agus Eoin MayfieldDEIS
    304 From 2017/18
  33. Scoil an Leinbh Iosa Boys Seniors Dublin 9Boys
    297 +14.7%
  34. St Kilians Senior N S Dublin 24
    296 +41.6%
  35. Harcourt Terrace Educate Together National School Dublin 2Multi-denominational
    294 Opened 2018/19
  36. Scoil Eoin Naofa SligoDEIS
    289 +11.2%
  37. Scoil Naomh Deagha Dundalk
    286 +34.9%
  38. Gaelscoil Chill Mhantáin Ráth NaoiGaelscoilInter-denominational
    285 +4.0%
  39. Scoil Chaitlin Maude Baile Átha Cliath 24GaelscoilMulti-denominationalDEIS
    284 −9.3%
  40. Presentation Primary School LimerickDEIS
    279 +4.5%
  41. Scoil Iognaid de Ris Kilkenny
    278 +33.7%
  42. Gaelscoil na Giúise D24 W682GaelscoilMulti-denominational
    278 +434.6%
  43. Clondrohid N S Macroom
    276 +23.8%
  44. St John the Baptist Boys School CashelBoysDEIS
    268 −3.6%
  45. St Pauls B N S WaterfordDEIS
    267 +20.8%
  46. Holy Family TraleeDEIS
    265 +16.7%
  47. Scoil Colmcille CorkDEIS
    264 +23.9%
  48. Glenswilly N S Letterkenny
    262 −5.4%
  49. St Laurence O'Toole's NS Bray
    254 −21.6%
  50. Queen of Universe N S MuinebeaghDEIS
    253 −11.2%
  51. S N B Togher Cork CorkBoysDEIS
    252 −13.1%
  52. St Marys National School CobhGirls
    248 −26.0%
  53. Scoil Bhride RathdowneyDEIS
    244 +19.0%
  54. S N Baile an Bhuitléirigh Butlerstown
    242 −4.3%
  55. Scoil Naomh Barra Navan
    238 +45.1%
  56. S N Mhaodhoig Fethard-On-Sea
    237 +49.1%
  57. Gorey Central School GoreyChurch of Ireland
    237 +11.8%
  58. Tullamore Educate Together NS TullamoreMulti-denominational
    236 +14.0%
  59. S N an Droim Mor LiffordDEIS
    229 +9.0%
  60. Dangan Mixed N S Summerhill
    228 +20.6%
  61. Gaelscoil na gCloch Liath Na Clocha LiathaGaelscoilInter-denominational
    227 −37.8%
  62. St Josephs Convent Newcastle WestDEIS
    225 −2.2%
  63. Scoil Mhuire Castlegar
    223 −6.7%
  64. Scoil Iosagain LimerickBoysDEIS
    222 +1.4%
  65. Cherrywood Educate Together National School Dublin 18Multi-denominational
    220 Opened 2020/21
  66. Portlaw N.S. PortlawDEIS
    214 −21.0%
  67. St Edwards N S SligoDEIS
    207 +11.9%
  68. Scoil Fhionáin An Fál CarrachGaelscoilDEISGaeltacht
    204 +15.9%
  69. Castlelyons B N S Castlelyons
    194 −10.2%
  70. S N Sheosaimh Naofa Tullamore
    193 +4.9%
  71. Church Hill Mixed N S Cuffesgrange
    192 +20.0%
  72. Mountmellick Boys N S MountmellickBoysDEIS
    187 −31.2%
  73. Clochar San Dominic Dun LaoghaireDEIS
    184 −6.6%
  74. St. Mochta's National School Louth Village
    181 +6.5%
  75. St. Anne's National School Tyrellspass
    176 +44.3%
Showing 75 of 121 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.