50K ultra runs in UK in Autumn
Find 50k ultra runs in UK in Autumn - filter by date, location or category, display on a map or use the advanced search to find your perfect race.
Filter by date
This week
This weekend
Next week
Next weekend
Dec
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Winter
Spring
Summer
All dates
Filter by place
MapEvent listings
Select an event for photos, video, route, location, reviews, entry fees and how to enter.
- Fri 11 - Sun 13 Sep 2026
- £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!
- Families
- Beginner-friendly
- 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
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
- Sat 19 Sep 2026
- £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.
- Chip timing
- Enter online
- GPS tracking
- Mountainous
- Age 18 & over
- 50 km road running
- Sat 10 Oct 2026
- £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?
- Enter online
- GPS tracking
- Hilly
- Fundraising optional
- Age 18 & over
- 50 km multi terrain running
- Sun 11 Oct 2026
- £16-£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.
- Families
- Beginner-friendly
- Event village
- All ages
- Trail run
- 5K run
- 10K run
- Half marathon
- Marathon
- + 3 more races
- Sun 18 Oct 2026
- £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.
- Beginner-friendly
- Enter online
- GPS tracking
- Flat
- Event village
- Rural
- Age 18 & over
- 50 km trail running
- Sun 18 Oct 2026
- £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.
- Chip timing
- Enter online
- Undulating
- Age 21 & over
- 32.5 miles trail running
- Sun 8 Nov 2026
- £20-£37
Remembrance Day 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.
- Families
- Beginner-friendly
- Event village
- All ages
- Trail run
- 5K run
- 10K run
- Half marathon
- Marathon
- + 3 more races
- Sun 8 Nov 2026
- £16-£34
Remembrance Day 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.
- Families
- Beginner-friendly
- Event village
- Urban
- All ages
- Trail run
- 5K run
- 10K run
- Half marathon
- Marathon
- + 3 more races
- Sat 19 Sep 2026
Peak District Challenge | Bronze Challenge 50K
- 50 km trail running