Portmarnock to Malahide Trail is a 8.5 mile point-to-point trail located near Portmarnock, Fingal, Ireland. The trail is rated as moderate and primarily used for walking.
Walk along the coast to a historic castle via a spectacular beach. The coastline of Dublin is dotted with numerous settlements that began as ports and fishing villages and have since developed as suburbs and dormitory towns for the city of Dublin. Two such places are Portmarnock and Malahide, which lie to the north of Dublin. This walk follows the coastline from Portmarnock to Malahide. Along the way it takes in one of the best beaches in County Dublin, which is also an important site in the early days of aviation, a number of fortifications built to defend the coastline before finishing at what was one of the longest continuously inhabited castles in Ireland.