Yr Wyddfa Ultra 100

The Yr Wyddfa Ultra 100 is a challenging 102-mile ultramarathon set in the stunning Snowdonia National Park, featuring an elevation gain of 5788 meters. Scheduled for September 6, 2025, the event allows 250 participants and has a cut-off time of 40 hours. Runners will navigate the course using self-navigation skills, with checkpoints providing essential support and refreshments.

The race emphasizes safety, requiring participants to carry mandatory gear and demonstrating prior ultramarathon experience. Finishers can earn gold, silver, or bronze buckles based on their performance, making it a prestigious event for ultrarunners. Visit the organization's website for the most recent information.