50K ultra runs in UK in September 2025
Find 50k ultra runs near me in UK in September 2025 - filter by date or location, display on a map or use the advanced search to find your perfect race.
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- Sat 20 Sep
- £60
Peak District Challenge | Bronze Challenge 50K
Take in the valleys of the dark peak and the scenic trails of the white peak and reach the highest point at 464m, with a 12-hour target time which is generous for runners and a brisk pace for hikers.
- Enter online
- GPS tracking
- Hilly
- Age 16 & over
- 50 km trail running + 1140 m ascent
- Sat 20 Sep
- £22-£35
Fraggle Run | Wales | 50K
Welcome to a 7-hour timed running event where you can run 50K within the time limit on a scenic, looped route, with fuel stations each lap, and a medal and goody bag at the finish.
- Enter online
- Traffic free
- Age 20 & over
- 50 km trail running
- Sat 20 Sep
- £22-£35
Fraggle Run | Wales | Ultra Marathon
Welcome to a 7-hour timed running event where you can run an ultra at your own pace on a scenic, looped route, with fuel stations each lap, and a medal and goody bag at the finish.
- Enter online
- Traffic free
- Age 18 & over
- 30.6 miles trail running
- Sun 21 Sep
- £23-£35
Fraggle Run | 50K
Welcome to a 7-hour timed running event where you can run 50K within the time limit on a scenic out-and-back route, with fuel stations each lap, and a medal and goody bag at the finish.
- Enter online
- Flat
- Traffic free
- Age 20 & over
- 50 km trail running + 0 ft ascent
- Sun 21 Sep
- £23-£35
Fraggle Run | Ultra Marathon
Welcome to a 7-hour timed running event where you can run an ultra at your own pace on an out-and-back route, with fuel stations each lap, and a medal and goody bag at the finish.
- Enter online
- Flat
- Traffic free
- Age 18 & over
- 30.6 miles trail running + 0 ft ascent
- Sat 27 Sep
- £139
Chiltern 50 Ultra Challenge | Full 50km
The full 50K route of the Chiltern 50 Ultra Challenge starts from basecamp in Henley on a loop via Greys Court, the Ridgeway, Shakespeare's Way, The Chilterns and Hambleden Village to a party finish!
- Chip timing
- Enter online
- GPS tracking
- Undulating
- Age 18 & over
- 50 km trail running + 920 m ascent
- Sat 27 Sep
- £26-£28
Runaway Challenge | Ultra Marathon
Welcome to a 6-hour timed running event where you can run an ultra at your own pace on a flat, looped route, with fuel stations each lap, and a medal and goody bag at the finish.
- Enter online
- Flat
- Traffic free
- Age 20 & over
- 32 miles trail running + 301 ft ascent
- Sat 27 Sep
- £23-£35
Romp Run | 50K
Welcome to a 7-hour timed running event where you can run 50K within the time limit on a scenic out-and-back route, with fuel stations each lap, and a medal and goody bag at the finish.
- Enter online
- Flat
- Traffic free
- Age 20 & over
- 50 km trail running + 0 ft ascent
- Sat 27 Sep
- £23-£35
Romp Run | Ultra Marathon
Welcome to a 7-hour timed running event where you can run an ultra at your own pace on an out-and-back route, with fuel stations each lap, and a medal and goody bag at the finish.
- Enter online
- Flat
- Traffic free
- Age 18 & over
- 30.6 miles trail running + 0 ft ascent
- Sat 20 Sep
Pilgrims Ultra | 50K
- 50 km trail running + 1700 ft ascent