Castleknock College, Mount Sackville Secondary School or Phobailscoil Iosolde?
Up to three schools, side by side.
| Castleknock CollegeRemove | Mount Sackville Secondary SchoolRemove | Phobailscoil IosoldeRemove | |
|---|---|---|---|
| Town | Dublin 15, Co. Dublin | Dublin 20, Co. Dublin | Dublin 20, Co. Dublin |
| Students | 771 | 636 | 764 |
| Type | Voluntary secondary school | Voluntary secondary school | Community school |
| Fees | Fee‑paying | Fee‑paying | Free |
| Next open night or deadline | Applications close, Thu, 22 Oct | Applications close, Wed, 21 Oct | None found yet |
| Boys and girls | Boys | Girls | Mixed (413 boys, 351 girls) |
| Ethos | Catholic | Catholic | Inter-denominational |
| Taught through | English | English | English |
| Transition Year | Most students take it | Most students take it | Most students take it |
| Day or boarding | Day | Day | Day |
| DEIS | No | No | Yes |
| Distance from Castleknock College | 1.2 km | 2.3 km | |
| Roll number | 60100Q | 60120W | 91302F |
| Inspection reports | Read on gov.ie for Castleknock College | Read on gov.ie for Mount Sackville Secondary School | Read on gov.ie for Phobailscoil Iosolde |
Follow all 3 schools' dates. Get a notification the day before an open night, and before applications close.
On iPhone: tap Share, then Add to Home Screen, and open secondaryschool.ie from there to turn on notifications. Or use your calendar below.
Or add their dates to your calendar. New dates appear as we find them:
Figures from the Department of Education's latest published data. Distances are in a straight line. How to choose a secondary school.