By Dublin Bus: Take bus number 39 / 39A to Castaheaney, Ongar Green. At the roundabout behind you, turn left and left again on to Barnwell Road. HETSS is on the right.
By Irish Rail: Take the M3 Parkway Service which serves the Maynooth line. Alight at Hansfield Train Station. Once out of the station, follow the road and turn left at the T junction onto Barnwell Road. HETSS is on the left.
By Car: The school is easily accessible from the M3 - Exit 1, 2 or 3 off the Motarway and head towards Ongar Village and the Hansfield area.