Severn Challenge
Newtown, United Kingdom • 15-19 May 2025
The Severn Challenge is a grueling 218-mile ultra marathon held over five days in the UK, following the longest riverside path in Britain from the source of the River Severn (Afon Hafren) to its mouth. The race is divided into five stages ranging from 26 to 59 miles each, with each day constituting a unique race and awarding bespoke finisher medals that form a jigsaw map of the route. Known as one of the toughest UK races with a 26% finisher rate, it features varied terrain including overgrown paths. Participants stay in comfortable accommodations each night, and vegan and gluten-free checkpoint food is provided. Visit the organization's website for the most recent information.