Find schools

1. 1
   ST Olaf's National School Dublin 16
   591 pupils +30.5% over 10 years
2. 2
   St Fintans NS Dublin 13
   431 pupils −8.3% over 10 years
3. 3
   St Columbas Con G & I Dublin 9
   378 pupils −5.0% over 10 years
4. 4
   S N Gleann na gCaorach Iníon Léinín KillineyChurch of Ireland
   211 pupils −9.1% over 10 years
5. 5
   Clochar San Dominic Dun LaoghaireDEIS
   184 pupils −6.6% over 10 years
6. 6
   Holy Family School GlenagearyDEIS
   149 pupils +26.3% over 10 years
7. 7
   Central Infs School Dublin 1DEIS
   149 pupils −15.3% over 10 years
8. 8
   Sancta Maria C B S Dublin 8Some subjects through IrishDEIS
   103 pupils +58.5% over 10 years
9. 9
   Finglas Parochial National School Dublin 11Church of IrelandDEIS
   94 pupils +44.6% over 10 years
10. 10
    Zion Parish Primary School Dublin 6Church of Ireland
    91 pupils −6.2% over 10 years
11. 11
    Drumcondra N S Dublin 9Church of Ireland
    81 pupils +37.3% over 10 years

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.