Driving from Dublin Airport or the rest of the country via the M50, take the N32 eastwards off the M50 / M1 interchange, and carry straight on through various junctions and roundabouts (about 6 km) until you reach the seafront (Baldoyle Estuary). Turn right, and carry on through Sutton Cross (the Marine Hotel will be on the right). Take the next right, keeping along the seafront. About 0.5 km along, come to a fork in the road. Take the left fork, heading uphill (St Fintan's Road). At the top of the road where the road narrows and forks again, the blue gates of Sutton Park School are on your left.
Driving from Dublin City, head northwards out of the city through Fairview and Clontarf. Keeping Dublin Bay on your right, continue on past the Bull Wall, the Bull Island junction, the Blackbanks junction, Bayside, and the Baldoyle junction. At the Sutton Cross junction, turn right at the Marine Hotel, keeping the seafront on your right. Take the next right, keeping along the seafront. About 0.5 km along, come to a fork in the road. Take the left fork, heading uphill (St Fintan's Road). At the top of the road, where the road narrows, the entrance to Sutton Park School are on your left.