| Roll number | 76062B |
| Address | Carpenterstown Road, Castleknock, Dublin 15 |
| Principal | John Cronin |
| Website | www.castleknockcc.ie |
| admin@castleknockcc.ie | |
| Phone | 018221626 |
| Ethos | Inter Denominational |
| Gender | Mixed |
| Enrolment total | 1153 |
| Enrolment boys | 572 |
| Enrolment girls | 581 |