Endurancelife | Giant's Causeway

Event overview

The Giant's Causeway 20 Mile Coastal Trail Run is a trail running event near Portrush, Northern Ireland, scheduled for 11 April 2026. The advertised distance is 20 miles (listed as 20.4 mi) with an ascent of 2,276 ft. The event is part of the Endurancelife 2025-26 season and awards Season Leaderboard points based on performance. The listing shows the event as a UTMB qualifier and a current fill level of 52 of 100 places.

Route and logistics

The route lies entirely within an Area of Outstanding Natural Beauty and passes the Giant's Causeway, a UNESCO World Heritage Site noted for its interlocking basalt columns. The course includes cliffs, sandy beaches and ancient castle ruins and is described as moderate terrain made up of grass, trail, beach and coastpath. Event services include a fully marked course, electronic timing, on-site amenities, a finishers medal and an energy bar. Pre-event procedures note an online check-in about two weeks before the event; this includes confirmation of postal address for participant numbers and viewing a mandatory safety video. Optional add-ons listed include coach transport (dogs allowed on the coach), a 10 minute massage, and a small event safety kit containing a whistle, foil blanket, sterile dressing, moist wipe and plasters. Visit the organization's website for the most recent information.