50 Mile Grand Slam
Worthing, United Kingdom • 11-14 Apr-Nov 2026
50 Mile Grand Slam 2026
The 50 Mile Grand Slam 2026 consists of a series of four distinct ultra-endurance running events organized by Centurion Running. Participants must be at least 20 years old to enter this series. The schedule spans from April through November, requiring runners to complete multiple point-to-point or circular courses throughout the year.
The series includes the following 50 mile events:
- South Downs Way 50 (SDW50)
- North Downs Way 50 (NDW50)
- Chiltern Wonderland 50 (CW50)
- Wendover Woods 50 (WW50)
Registration for the series provides entry into all four scheduled events. The events occur across various locations, including the South Downs, North Downs, the Chilterns, and Wendover Woods. Standard entry fees apply, with a reduced rate available for runners with UKA affiliation.
The first event in the series takes place in April, followed by a second race in May. There is then a break in the schedule until the third race in September, with the final event of the slam concluding in November. Participants have the option to purchase refund protection through XCover during the registration process to account for unforeseen circumstances. Visit the organization's website for the most recent information.