Trail runs in the UK
Discover the fantastic range of trail runs in the UK right here, from off-road fun runs to extreme ultra marathons. Select your location for trail runs in your area or scroll down to see events coming up.
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Trail runs in 2025/2026
Featured events are listed below - select a month/region or the map view to see all events.
- 10 mins read
Race 101: the 13 Valleys Ultra
Introducing the 13 Valleys Ultra plus the event's shorter distance options, helping you to push your limits and get involved!
- Sat 8 Nov
- £29-£33
Dirt Half Challenge
Join hundreds of runners for an award-winning, off-road adventure through autumnal countryside. With woodland paths and canal-side tracks, it delivers challenge, beauty, and unbeatable vibes.
- 13.1 miles trail running + 478 ft ascent
- Fri 15 - Sun 17 May 2026
- £30
- Early bird
Keswick Mountain Festival
The UK's top outdoor sports festival! Incredible entertainment, sports events, speakers, live music, activities, brand expo, bars, food, drink and much more.
Early bird on now
- 5K run 2
- 10K run
- Half marathon
- 50K ultra run
- Fell run
- + 12 more races
- Sat 23 - Sun 24 May 2026
- £28-£245
- 20% off
Lough Cutra Castle Triathlon and Multisport Festival
Get active in the beautiful grounds and surrounding area of stunning South Galway in the discipline of your choice! Recruit your friends and celebrate your challenge in the festival village.
20% off
- Sprint triathlon 3
- Super sprint triathlon
- Novice triathlon
- Olympic triathlon
- Half Ironman
- + 17 more races
- Sat 30 - Sun 31 May 2026
- FREE-£85
Lake District Running Festival
50 years of Lake District running in one unforgettable weekend! Trail runners, fell runners, orienteers and walkers of all abilities in an iconic location with family-friendly activities and more.
- Sprint orienteer
- 5K run
- 10K run
- Trail run
- Marathon
- + 2 more races
- Sat 6 - Sun 7 Jun 2026
- £15-£350
- 20% off
Chateau de Chantilly Triathlon and Multisport Festival
The majestic château hosts this epic multi-sport weekend for athletes of all levels, complete with a range of disciplines, festival village, friendly spectators and top reviews all-round!
20% off
- Ironman
- Half Ironman
- Olympic triathlon
- Sprint triathlon 2
- Super sprint triathlon
- + 12 more races
- Sat 6 - Sun 7 Jun 2026
- £80
Endure24 | Reading
The UK’s favourite 24-hour trail race! Epic, Brutal, Relentless. Race against the clock to tackle as many laps of the iconic course as you can. How far can you go in 24 hours?
- 24 hrs multi terrain running
- Sun 7 Jun 2026
- £25
Crackpots Trail Run
The award-winning 10km-ish trail run is back for a fourth year and takes in quiet country lanes, off-road trails, moorland and rivers within Nidderdale AONB as part of the annual village Family Fete.
- 11 km trail running + 193 m ascent
- Sat 13 Jun 2026
- £210-£220
Rat Race | The Wall
Run or hike the UK's most iconic ultramarathon and conquer 70 miles in 26 hours over a fully waymarked journey through Hadrian's Wall country. Ideal first ultra.
- 70 miles trail running + 3460 ft ascent
- Sat 20 Jun 2026
- £55-£165
Race to the King
Take on a challenge fit for royalty in this epic ultramarathon along the South Downs Way and Monarch’s Way. Choose from two unique 50km loops – or tackle both in a non-stop 100km challenge!
- 100K ultra run
- 50K ultra run 2
- Trail run
- Ultra run
- Sat 20 - Sun 21 Jun 2026
- £28-£245
- 20% off
Cholmondeley Castle Triathlon and Multisport Festival
Get active in the beautiful grounds and surrounding area of stunning Cheshire in the discipline of your choice! Bring your friends and celebrate completing your challenge in the festival village.
20% off
- Kids triathlon 5
- Novice triathlon
- Super sprint triathlon
- Sprint triathlon 2
- Olympic triathlon
- + 14 more races
- Sat 27 - Sun 28 Jun 2026
- £80-£130
Endure24 | Leeds
The north's favourite 24-hour trail race! Epic, Brutal, Relentless. Race against the clock to tackle as many laps of the iconic course as you can. How far can you go in 24 hours?
- 24 hrs multi terrain running + 102 m ascent
- Sat 11 - Sun 12 Jul 2026
- £85-£255
Race to the Stones
Conquer Britain's oldest trail, the ancient Ridgeway, as you race towards the 5000-year-old Avebury Standing Stones.
- 50K ultra run 2
- 100K ultra run 3
- Sun 12 Jul 2026
- £19.95-£49.95
Rasselbock Marathon and Half Marathon
Welcome to the stunning Sherwood Pines for an incredible day of running in the forest - whether it's your first event, you're going for a PB or if you just want a day in the forest with friends!
- Half marathon
- Marathon
- Trail run
- Sat 18 - Sun 19 Jul 2026
- £28-£245
- 20% off
Belvoir Castle Triathlon and Multisport Festival
A jewel in the castle crown! Get active in the beautiful grounds and surrounding area of stunning Leicestershire in the discipline of your choice! Celebrate in the festival village afterwards.
20% off
- Kids triathlon 4
- Super sprint triathlon
- Sprint triathlon 2
- Olympic triathlon
- Half Ironman
- + 14 more races
- Sat 25 Jul 2026
- £330
Rat Race 100 Ultramarathon
The 100-mile ultra for people who don't do 100-mile ultramarathons. Walk or run from Bamburgh Castle to Edinburgh Castle within 48 hours, fully supported.
- 100 miles trail running + 4853 ft ascent
- Fri 25 - Sun 27 Sep 2026
- £57.50-£185
Altra 13 Valleys
Celebrating the unique valleys of the Lake District which are part of the UNESCO World Heritage Site status, by linking them together with spectacular trail and ultra routes for you to enjoy!
- Trail run
- Ultra run 3
Trail runs near you
Select your location for trail runs in your area.
