Severn Challenge
Llanidloes, United Kingdom • 15-19 May 2025
The Severn Challenge is a demanding 218-mile ultra marathon held over five days, traversing the longest riverside path in Britain from the source of the River Severn to its mouth. Participants tackle five distinct stages, each offering unique challenges and a bespoke finisher medal. The event is known for its toughness, with a historical finisher rate of around 26%.
Starting in 2025, competitors will enjoy comfortable accommodations instead of camping. All finishers receive a large trophy, and those completing the challenge in under 36 hours earn a coveted jacket. The event emphasizes self-sufficiency and includes vegan and gluten-free food options at checkpoints. Visit the organization's website for the most recent information.