Endurancelife | Giant's Causeway

Event overview

The Giant's Causeway 20 Mile Coastal Trail Run is an Endurancelife event in Portrush, Northern Ireland, scheduled for 11 April 2026. The route is listed at 20 miles (shown as 20.4 miles) with about 2,276 ft of ascent. The course is a UTMB qualifier and forms part of the Endurancelife 2025-26 Season Leader Board; runners who complete any distance at this event are awarded season points.

Course and facilities

The route runs along the Causeway Coast, inside an Area of Outstanding Natural Beauty, and passes the Giant's Causeway UNESCO site. Terrain types include grass, trail, beach and coastpath; the route features cliffs, sandy beaches, interlocking basalt columns and ancient castle ruins. The course is fully marked and uses electronic timing with instant result printouts and split timings.

Event operations include an online check-in process about two weeks before the event, a mandatory safety video, and posting of participant numbers. Add-on services listed include optional coach transport to the start (dogs allowed on the coach), a short post-race massage, and an event safety kit (whistle, foil blanket, sterile dressing, moist wipe, plasters). Entry types include standard, multi and fundraiser; booking features include a 30-day full refund option, flexible transfers between events up to 30 days before, and entry transfer to another person up to 14 days prior. Visit the organization's website for the most recent information.