Ogwen | Yr Helgi Du

APR
12
2026
Run the rugged Ogwen Valley and Carneddau skyline with challenging mountain routes, including a 40K that climbs the Glyderau ridge. Festival vibes at Plas y Brenin with on course support. Tickets are sold out.
Sun 12 Apr 2026
40 kilometers 25 kilometers 10 kilometers

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Event overview

Ogwen | Yr Helgi Du is a mountain trail running event held on 12 April 2026 at Plas y Brenin, Capel Curig (Betws-y-Coed), UK. Routes run through the Ogwen Valley and the Carneddau mountain range. The 40K route also includes the Glyderau ridge and additional ascent. The event describes the courses as mountain terrain with technical sections and skyline ridgelines.

Race details and services

  • 40K
  • 25K
  • 15K

The event offers marked trails with Mountain Leader support on course. On-course support includes marshals, signage, energy stations and support vehicles. The event village at Plas y Brenin provides music, commentary, shopping, food, drink and toilets. Timing is by chip with online results. Finishers receive event mementos; prizes include a Welsh slate coaster. The event is listed as Skyrunning certified and UTMB indexed. Services, signs, registration and commentary are available in English and Welsh. Tickets for this event are currently sold out. The organiser is Always Aim High Events. Visit the organization's website for the most recent information.

40 km
40k Route
25 km
25k Route
10 km
10k Route

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