Endurancelife | Giant's Causeway
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Event overview
The Giant's Causeway 20 Mile Coastal Trail Run is a trail running event in Portrush on the North Antrim Coast. The route runs beside the Giant's Causeway, a UNESCO World Heritage Site, and lies entirely within an Area of Outstanding Natural Beauty. The listed distance is approximately 20 miles and the total ascent is 2,276 ft. The event is an official UTMB qualifier and is part of the Endurancelife 2025-26 season leaderboard where finishers earn points toward a season score. The event date shown is 11 April 2026 and listed capacity is 75 of 100.
Route, logistics and services
The coastal course features dramatic cliffs, sandy beaches and ancient castle ruins. Surfaces include grass, trail, beach and coastpath. The course is fully marked and uses electronic timing with instant results and split times. On-site amenities include parking (charges may apply), finishers medals and energy bars. Organiser-provided information includes a participant manual and spectator information. A mandatory online check-in will be required approximately two weeks before the event to confirm postal details and to view a safety video. Optional add-ons listed include coach transport to the start (dogs allowed), a 10-minute massage and an event safety kit. Cancellation, refund and transfer policies are detailed by the organiser. Visit the organization's website for the most recent information.
