All of our classes are currently full, please see our Admissions page for further information.
Junior Infants 2025/26 applications are now closed - we are operating a waiting list (refer to Admissions page).
Directions to Holy Trinity National School
Directions from the M50 North bound:
Travelling north on the M50 take exit number 15 for Carrickmines. At the roundabout take the 2nd exit onto Ballyogan Road. Whilst travelling on Ballyogan road take a right at the 4th set of traffic lights into Leopardstown Valley. Stay toing the left hand side of the estate follow the road around to the right until you reach a T junction. Take a left at this junction and the school is at the very end of this road on the right hand side.
Directions from the M50 North bound:
Travelling south on the M50 take exit number 15 for Carrickmines. At the roundabout take the 3rd exit travelling over the M50 bridge. At the next roundabout take the 2nd exit onto Ballyogan Road. Whilst travelling on Ballyogan road take a right at the 4th set of traffic lights into Leopardstown Valley. Staying to the left hand side of the estate follow the road around to the right until you reach a T junction. Take a left at this junction and the school is at the very end of this road on the right hand side.