Ogwen | Yr Helgi Du
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Ogwen | Yr Helgi Du 2027
Ogwen | Yr Helgi Du is a mountain trail running event in Eryri's Ogwen Valley, based at Plas y Brenin in Capel Curig on 24 July 2027. Races run on marked, technical trails that pass over some of the highest mountains in England and Wales and use ridge lines in the Carneddau and Glyderau ranges.
Distances
- 40K Includes Carneddau and Glyderau ridge lines with additional ascent
- 25K Route through Carneddau focusing on mountain ridgelines and technical terrain
- 15K Shorter mountain route using marked trails in the Ogwen Valley
The event provides course support and safety measures including Mountain Leader support on the routes, friendly marshals, signage, energy stations and support vehicles. Timing is managed with chip timing and online results. A central event village at Plas y Brenin offers music, commentary, shopping, food, drink and toilets. Finishers receive a designed memento reflecting the event location.
Event delivery is bilingual with signs, registration and commentary provided in English and Welsh. Event partners and certifications mentioned include Plas y Brenin, Skyrunning certification, ITRA and UTMB indexing. Visit the organization's website for the most recent information.
