| Roll number | 91324P |
| Address | Carrickhill Road, Portmarnock, Co Dublin |
| Principal | Ms. Eithne Deeney |
| Website | www.portmarnockcommunityschool.ie |
| office@portmarnockcommunityschool.ie | |
| Phone | 018038056 |
| Ethos | Inter Denominational |
| Gender | Mixed |
| Enrolment total | 931 |
| Enrolment boys | 516 |
| Enrolment girls | 415 |