South Downs Way 50

Tackle a quintessential point-to-point ultramarathon across the classic landscapes of Southern England. The South Downs Way 50 (SDW50) is the flagship season opener from Centurion Running, taking place on Saturday, 11 April 2026. This prestigious 50-mile trail race follows the iconic South Downs Way National Trail from Worthing to Eastbourne, with awe-inspiring views over the Weald and the English Channel from its chalk ridge. As the first event in the coveted 50 Mile Grand Slam, it attracts a strong field, offering runners a challenging 5,700ft of ascent on a course that is 85% trail. With meticulous organization, six fully stocked aid stations featuring Precision Hydration and Tailwind, and a memorable finish with a lap of the Eastbourne track, it provides a world-class ultramarathon experience. For runners seeking a benchmark 50-mile race on one of the UK's most beloved trails, the SDW50 delivers a perfect blend of natural beauty, community, and a stern, rewarding test.