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Filtered by Co. Dublin Has special classes Clear all

254 schools in Co. Dublin · 2025/26

pupils
74,785
junior infants
8,625
in 11 all-Irish schools
2,648 3.5%
class teachers · 27 gained one · 51 lost one since 2024/25
3,337 +194 since 2015/16
together since 2015/16

The 223 schools with figures for both years had 71,336 pupils in 2015/16 and have 65,402 now. Schools that have closed, and newer schools, aren’t counted.

−8.3%
Over 10 years

45 grew · 66 steady · 112 fell · 31 newer

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DEIS and islands

55 special schools also match this search. Show them too

  1. St Oliver Plunkett Malahide
    838 −9.6%
  2. St Brigids MXD N S Dublin 15
    834 −12.2%
  3. Scoil Colmcille Naofa Dublin 16
    721 −11.5%
  4. Scoil Choilm Community NS Dublin 15Multi-denominationalDEIS
    698 −2.6%
  5. S N Naomh Mhuire Saggart
    666 +7.2%
  6. The Harold School Glasthule
    642 −5.6%
  7. Scoil Naomh Mearnog Portmarnock
    638 +28.4%
  8. Sacred Heart N S Dublin 15
    632 −25.3%
  9. Caisleain Nua Liamhna Newcastle
    626 +30.1%
  10. Holy Family Senior N S Swords
    624 +0.3%
  11. Scoil Thomais Dublin 15
    622 −10.2%
  12. Scoil Aine Naofa Lucan
    614 +18.5%
  13. Holywell Educate Together National School SwordsMulti-denominational
    613 +22.8%
  14. St Marys Central N S Dublin 4
    587 +95.0%
  15. Scoil Ghrainne Community National School Dublin 15Multi-denominational
    585 −13.2%
  16. Hansfield Educate Together National School Dublin 15Multi-denominational
    575 +114.6%
  17. St Thomas Junior National School Lucan
    573 +3.1%
  18. Scoil Mhuire LucanGirls
    558 −18.4%
  19. Stepaside Educate Together National School Dublin 18Multi-denominational
    542 +351.7%
  20. St Ciarans N S Dublin 15
    530 −27.5%
  21. Brackenstown Senior N S Swords
    530 −6.2%
  22. Dublin 7 Educate Together NS Dublin 7Multi-denominational
    515 +16.3%
  23. Tyrrelstown Educate Together National School Dublin 15Multi-denominational
    511 −13.4%
  24. Lucan B N S LucanBoys
    501 −0.8%
  25. Scoil Padraig Naofa B BlackrockBoys
    499 −22.9%
School Pupils Since 2015/16 Average class Class teacherschange on 2024/25 Junior infants
St Oliver Plunkett Malahide, Co. Dublin · Roll 17914S 838
−9.6%
24.9 33 90
St Brigids MXD N S Dublin 15 · Roll 00697S 834
−12.2%
25.7 32 94
Scoil Colmcille Naofa Dublin 16 · Roll 19474D 721
−11.5%
24.7 29 179
Scoil Choilm Community NS Dublin 15 · Roll 20241K Multi-denominationalDEIS 698
−2.6%
22.1 31 54
S N Naomh Mhuire Saggart, Co. Dublin · Roll 17055T 666
+7.2%
26.8 24 74
The Harold School Glasthule, Co. Dublin · Roll 20141G 642
−5.6%
23.6 27 83
Scoil Naomh Mearnog Portmarnock, Co. Dublin · Roll 10296G 638
+28.4%
26.3 24 81
Sacred Heart N S Dublin 15 · Roll 19755L 632
−25.3%
21.9 −228 68
Caisleain Nua Liamhna Newcastle, Co. Dublin · Roll 16461C 626
+30.1%
25.6 24 77
Holy Family Senior N S Swords, Co. Dublin · Roll 19877C 624
+0.3%
25.2 −124 0
Scoil Thomais Dublin 15 · Roll 19769W 622
−10.2%
22.8 27 64
Scoil Aine Naofa Lucan, Co. Dublin · Roll 19676P 614
+18.5%
26.4 23 0
Holywell Educate Together National School Swords, Co. Dublin · Roll 20348F Multi-denominational 613
+22.8%
24.3 24 70
St Marys Central N S Dublin 4 · Roll 19727G 587
+95.0%
23.4 25 72
Scoil Ghrainne Community National School Dublin 15 · Roll 20247W Multi-denominational 585
−13.2%
23.9 24 71
Hansfield Educate Together National School Dublin 15 · Roll 20383H Multi-denominational 575
+114.6%
23.5 24 62
St Thomas Junior National School Lucan, Co. Dublin · Roll 19542R 573
+3.1%
25.8 +122 150
Scoil Mhuire Lucan, Co. Dublin · Roll 13447Q Girls 558
−18.4%
23.7 +123 64
Stepaside Educate Together National School Dublin 18 · Roll 20401G Multi-denominational 542
+351.7%
22.1 +224 55
St Ciarans N S Dublin 15 · Roll 19644C 530
−27.5%
22.5 −123 54
Brackenstown Senior N S Swords, Co. Dublin · Roll 19535U 530
−6.2%
22.3 23 0
Dublin 7 Educate Together NS Dublin 7 · Roll 20131D Multi-denominational 515
+16.3%
23.9 21 69
Tyrrelstown Educate Together National School Dublin 15 · Roll 20201V Multi-denominational 511
−13.4%
23.8 21 57
Lucan B N S Lucan, Co. Dublin · Roll 00714P Boys 501
−0.8%
23.6 21 53
Scoil Padraig Naofa B Blackrock, Co. Dublin · Roll 19258U Boys 499
−22.9%
23.5 −121 53
Showing 25 of 254 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.