50K ultra runs in Autumn
Find 50k ultra runs near me in Autumn - filter by date, location or category, display on a map or use the advanced search to find your perfect race.
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Select an event for photos, video, route, location, reviews, entry fees and how to enter.
- Sat 5 Sep
- £65-£67
Heights Ultra Trail | The Ramsden 50K
A demanding 50km ultra through Yorkshire’s wildest trails, built to test endurance and resilience while rewarding runners with epic scenery, big climbs and a powerful sense of achievement.
- 50 km trail running + 3901 ft ascent
- Sun 6 Sep
- £115
Ultra X I Feel Slovenia | 50K
An epic 50km ultramarathon event that takes place in western Slovenia, nestled between the towering Julian Alps to the north and the Adriatic coast to the south.
- 50 km multi terrain running + 1389 m ascent
- Fri 11 - Sun 13 Sep
- £39-£199
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!
- 100K ultra run 2
- 50K ultra run 2
- Trail run 4
- Ultra run
- 10K run
- + 4 more races
- Sat 12 Sep
- £60-£62
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.
- 50 km trail running + 1500 ft ascent
- Sun 13 Sep
- FREE-£110
Ultra X England | 50K
From rolling hills to woodland paths, this is an opportunity to test endurance, build trail confidence and enjoy a professionally supported experience designed for runners and walkers alike.
- 50 km multi terrain running + 1961 m ascent
- Sat 19 Sep
- From £66
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.
- 50 km trail running + 1140 m ascent
- Sat 19 Sep
- £100-£160
Skyline Scotland | Steall Ultra 50K
Tackle 47km and some serious ascent on the wild mountain ridges around Ben Nevis — a fearless, high-altitude ultra that rewards grit, strength and love of the peaks.
- 50 km road running + 3100 m ascent
- Sat 26 Sep
- £139
Chiltern 50 Ultra Challenge | Full 50km Challenge
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!
- 50 km trail running + 920 m ascent
- Sat 10 Oct
- £139
Kent Downs 50 Ultra Challenge | 50km
Set in an Area of Outstanding Natural Beauty offering dramatic views, vibrant communities, a rich historic heritage, and diverse wildlife and habitats – featuring the North Downs Way National Trail.
- 50 km trail running + 1000 m ascent
- Sat 10 Oct
- £95-£240
William Wallace 50km Ultra
You will step onto Scotland’s most storied battlefields, where warriors once fought for freedom, embarking on an epic journey through history, treading in the footsteps of legends. Are you ready?
- 50 km multi terrain running + 602 m ascent
- Sun 11 Oct
- £15-£29
Scare Bear Run | North
Get involved in the spooky Scare Bear Run North! The Care Bears were a staple of anyone who grew up in the 80s and even if you never liked them, they make a super cute (slightly scary) medal to earn.
- Trail run
- 5K run
- 10K run
- Half marathon
- Marathon
- + 3 more races
- Sun 18 Oct
- £51.50
Brenig Way 50K Trail
This regional marked footpath of 32 miles winds it's way through some beautifully remote upland scenery. Start at the town of Corwen in the Dee Valley, and follow the signage up the Dee Valley.
- 50 km trail running + 1450 m ascent
- Sun 18 Oct
- £56-£58
Old Mother Shipton's Soft Shoe Shuffle | Ultra Marathon
A trail running extravaganza over a beautiful 6.5-mile route from Knaresborough centre through parkland then into beautiful countryside with an awesome medal at the finish line.
- 32.5 miles trail running + 1770 ft ascent
- Sun 8 Nov
- £20-£37
Remembrance Run | South
Your chance to remember those who have given the ultimate sacrifice during conflicts around the world, with a two-minute silence and a run of your choice from 3K to ultra.
- Trail run
- 5K run
- 10K run
- Half marathon
- Marathon
- + 3 more races
- Sun 8 Nov
- £20-£34
Remembrance Run | North East
Your chance to remember those who have given the ultimate sacrifice during conflicts around the world, with a two-minute silence and a run of your choice from 3K to ultra.
- Trail run
- 5K run
- 10K run
- Half marathon
- Marathon
- + 3 more races
- Sun 15 Nov
- £185
Ultra X Morocco | 50K
Take a 50km sensory journey past Kasbahs, through traditional fortified villages, lush oases and over rocky desert whilst being supported by the wonderful local population.
- 50 km multi terrain running + 410 m ascent
- Sat 10 Oct
- £41-£43
Bennachie Ultra Marathon & Trail | Ultra Marathon
- 31 miles trail running + 5000 ft ascent
- Sat 31 Oct
- £73-£75
Chiltern Ridge Winter 50K
- 50 km trail running + 800 m ascent
- Sat 21 Nov
- £60-£62
Peak District South-&-North | White Peak - 50K
- 50 km trail running