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50K ultra runs in September 2026
Find 50k ultra runs near me in September 2026 - filter by date, location or category, display on a map or use the advanced search to find your perfect race.
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- Fri 11 - Sun 13 Sep 2026
- £39-£199
London, UK
Thames Path Ultra Challenge
England’s greatest river provides a fantastic backdrop for an unforgettable 'festival' challenge weekend, with distances from 10km right up to 100km there’s a Thames Challenge for everyone!
- Families
- Newcomers
- Entertainment
- Music
- Event village
- Urban
- Rural
- Age 14 & over
- 100K ultra run 2
- 50K ultra run 2
- Trail run 4
- Ultra run
- 10K run
- + 4 more races
- Sat 12 Sep 2026
- £60-£62
Wadhurst, East Sussex, UK
Bewl Water Autumn | Ultra
Scenic mixed-terrain route around Bewl Water on undulating rural wooded trails and quiet country lanes. The marathon course was previously rated one of the top UK marathons.
- Chip timing
- Enter online
- Hilly
- Age 20-80
- 50 km trail running + 1500 ft ascent