50 Mile Grand Slam

Worthing, United Kingdom • 11 Apr 2026

The 50 Mile Grand Slam is a challenging endurance event organized by Centurion Running, comprising four separate 50-mile races held throughout 2026 in the UK. Participants complete the South Downs Way 50, North Downs Way 50, Chiltern Wonderland 50, and Wendover Woods 50. The event covers diverse scenic trails across these iconic routes, offering a unique ultra-distance running experience. Entrants must be at least 20 years old, and the event fosters a supportive atmosphere for long-distance runners. The Grand Slam celebrates perseverance and trail running, with entries managed online and options for event insurance available. Visit the organization's website for the most recent information.

Race information

50 mi
Chiltern Wonderland 50
50 mi
North Downs Way 50
50 mi
South Downs Way 50
50 mi
Wendover Woods 50
Visit the organization's website for the most recent information.
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