It closed due to lack of pupils most likely caused by a population shift to the outlying area of Monkstown, Loughlinstown and Shankill.
[citation needed] The school suffered from a fire that started in an empty gym room in 1989.
The local fire chief stated in a report that much work would need to be done to bring the school up to a modern standard.
The pupils were transferred to nearby St Joseph's National School, Tivoli Road, Dún Laoghaire.
Meanwhile, the Christian Brothers bought the fee paying collegiate C.B.C.