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Filtered by Co. Dublin Growing Gained a class teacher Clear all

12 schools in Co. Dublin · 2025/26

pupils
3,143
junior infants
311
in all-Irish schools
0
class teachers · 12 gained one · 0 lost one since 2024/25
143 +42 since 2015/16
together since 2015/16

The 12 schools with figures for both years had 2,387 pupils in 2015/16 and have 3,143 now. Schools that have closed, and newer schools, aren’t counted.

+31.7%
Over 10 years

12 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. ST Olaf's National School Dublin 16
    591 +30.5%
  2. Griffith Barracks Multi D School Dublin 8Multi-denominational
    403 +60.6%
  3. St Francis Xavier Senior N S Dublin 15
    388 +19.0%
  4. Our Lady of Consolation NS Dublin 5DEIS
    310 +41.6%
  5. Scoil an Leinbh Iosa Boys Seniors Dublin 9Boys
    297 +14.7%
  6. St Kilians Senior N S Dublin 24
    296 +41.6%
  7. S N Naomh Finnin Dublin 11DEIS
    266 +15.7%
  8. St Benedicts and St Marys National School Dublin 5Some subjects through IrishDEIS
    165 +24.1%
  9. Holy Family School GlenagearyDEIS
    149 +26.3%
  10. Sancta Maria C B S Dublin 8Some subjects through IrishDEIS
    103 +58.5%
  11. Finglas Parochial National School Dublin 11Church of IrelandDEIS
    94 +44.6%
  12. Drumcondra N S Dublin 9Church of Ireland
    81 +37.3%
Showing 12 of 12

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.