Expected April 2028
Distance
Terrain
The Centurion Running 50 Mile Grand Slam is a series of four 50-mile trail races held across the South of England. Participants must complete all four races in a single year to earn the Grand Slam title.
South Downs Way 50 - 10 April 2027
North Downs Way 50 - 15 May 2027
Chiltern Wonderland 50 - 18 September 2027
Wendover Woods 50 - 13 November 2027
Start / Finish
Varies per race
Varies per race
Terrain
Route
What you get
Finisher medal
Finisher certificate
Chip timing
On the day
Toilets
Changing facilities
Bag drop
Marshals on course
First aid on course
Before you enter
Other questions
The 50 Mile Grand Slam is a series of four 50-mile trail races (South Downs Way 50, North Downs Way 50, Chiltern Wonderland 50, Wendover Woods 50) that must all be completed in the same year.
The races are: South Downs Way 50 (10 April 2027), North Downs Way 50 (15 May 2027), Chiltern Wonderland 50 (18 September 2027), Wendover Woods 50 (13 November 2027).
No, but UK Athletics members receive a discounted entry fee.
Entry fee
Registration isn't open yet. We'll show pricing when the organiser confirms.Multiple, United Kingdom
Expected April 2028
Provisional date, around Apr 8More races like this one
Not open yet
