Trail runs in UK in May 2026
Find trail runs near me in UK in May 2026 - search by date or place, display on a map or use the advanced search to find your perfect race.
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Click an event for full event details, location, route, sustainability, what's included and how to enter.
- Sat 2 - Mon 4 May 2026
- £250-£300
- Sat 2 - Mon 4 May 2026
- £250-£300
SCARPA Great Lakeland 3Day
Enjoy three days of glorious Lake District fell routes, a truly chilled-out weekend and all logistics taken care of as you hike, run, camp and socialise.
- Newcomers
- Dogs allowed
- Enter online
- GPS tracking
- Mountainous
- Event village
- Rural
- Mountains
- Sustainability policy
- Age 14 & over
- 3 days fell running
- Mon 4 May 2026
- £40-£42
- Mon 4 May 2026
- £40-£42
May the Fourth be with you | Marathon
A good race this is, enjoy you will. Run a flat route along the Leeds and Liverpool Canal; you won't have to use the force too much to “en-jedi” this event. Perfect for all abilities.
- Chip timing
- Enter online
- Flat
- Age 18 & over
- 26.2 miles trail running + 194 ft ascent
- Mon 4 May 2026
- £15-£17
- Mon 4 May 2026
- £15-£17
May the Fourth be with you | 5K
A good race this is, enjoy you will. Run a flat route along the Leeds and Liverpool Canal; you won't have to use the force too much to “en-jedi” this event. Perfect for all abilities.
- Chip timing
- Enter online
- Flat
- Age 16 & over
- 5 km trail running + 89 ft ascent
- Mon 4 May 2026
- £24-£26
- Mon 4 May 2026
- £24-£26
May the Fourth be with you | 10K
A good race this is, enjoy you will. Run a flat route along the Leeds and Liverpool Canal; you won't have to use the force too much to “en-jedi” this event. Perfect for all abilities.
- Chip timing
- Enter online
- Flat
- Age 16 & over
- 10 km trail running + 72 ft ascent
- Mon 4 May 2026
- £29-£31
- Mon 4 May 2026
- £29-£31
May the Fourth be with you | Half Marathon
A good race this is, enjoy you will. Run a flat route along the Leeds and Liverpool Canal; you won't have to use the force too much to “en-jedi” this event. Perfect for all abilities.
- Chip timing
- Enter online
- Flat
- Age 17 & over
- 13.1 miles trail running + 144 ft ascent
- Sat 9 - Sun 10 May 2026
- £95.50-£155.50
- Sat 9 - Sun 10 May 2026
- £95.50-£155.50
24 Hours South | The Offa's Dyke Ultra
The finish line is unique to you: 24 hours after the mass start, the race shall stop and the Solo Runners and Teams furthest South on the National Trail, shall be declared winners.
- Newcomers
- Chip timing
- Enter online
- GPS tracking
- Event village
- Rural
- Age 18 & over
- 24 hrs trail running + 8561 ft ascent
- Sun 10 May 2026
- £40
- Sun 10 May 2026
- £40
Shires and Spires | Three Quarter Marathon
The multi-terrain 3/4 marathon is 11.1 miles on road and 8 miles of trails and covers a section of the longer distance routes through beautiful Northamptonshire countryside.
- Chip timing
- Enter online
- GPS tracking
- Undulating
- Age 18 & over
- 19.1 miles trail running + 1334 ft ascent
- Sun 10 May 2026
- £60
- Sun 10 May 2026
- £60
Shires and Spires | Ultra
The circular 35 mile ultra is a registered UTMB index race with 20.2 miles of cross country trails and 14.3 miles on road through wonderful countryside. Fully tracked and interactive
- Chip timing
- Enter online
- GPS tracking
- Undulating
- Age 18 & over
- 35 miles multi terrain running + 2052 ft ascent
- Sun 10 May 2026
- £35
- Sun 10 May 2026
- £35
Shires and Spires | Half Marathon
The multi-terrain half marathon is mostly on road and covers a section of the longer distance routes.
- Chip timing
- Enter online
- Undulating
- Age 18 & over
- 13.4 miles multi terrain running + 897 ft ascent
- Sat 16 May 2026
- £65
- Sat 16 May 2026
- £65
Keswick Mountain Festival | adidas TERREX Half Marathon Trail Run
This 25km is graded ‘hard’ and is on technical, fast flowing and rugged trails around Derwentwater, the Borrowdale Valley and the Watendlath Valley. Includes Full Weekend Festival Ticket in the price!
- Newcomers
- Music
- Chip timing
- Hilly
- Event village
- Age 18 & over
- 25 km trail running + 866 m ascent
- Sat 16 May 2026
- £30
- Sat 16 May 2026
- £30
Keswick Mountain Festival | adidas TERREX Junior 5K Trail Run
Graded ‘easy’ this scenic 5K trail run is for ages 12-17 and can be fast and furious or run for fun - it’s your enjoyment that counts. Includes Full Weekend Festival Ticket in the price!
- Chip timing
- Undulating
- Traffic free
- Age 12-17
- 5 km trail running
- Sat 16 May 2026
- £30-£47.50
- Sat 16 May 2026
- £30-£47.50
Keswick Mountain Festival | adidas TERREX 5K Trail Run
Graded ‘easy’ this scenic 5K trail run is for everyone and can be fast and furious from the word go or taken easy - it’s your enjoyment that counts. Includes Full Weekend Festival Ticket in the price!
- Families
- Newcomers
- Music
- Chip timing
- Undulating
- Traffic free
- Event village
- Age 10 & over
- 5 km trail running
- Sun 17 May 2026
- £75-£80
- Sun 17 May 2026
- £75-£80
Keswick Mountain Festival | adidas TERREX 50K Trail Ultra Marathon
The ultra is graded ‘very hard’ and one to get into your ultra running calendar if you’re looking for UTMB index runs where you can bag points. Includes Full Weekend Festival Ticket in the price!
- Newcomers
- Music
- Chip timing
- Mountainous
- Event village
- Age 18 & over
- 50 km trail running + 1995 m ascent
- Sun 17 May 2026
- £52.50-£57.50
- Sun 17 May 2026
- £52.50-£57.50
Keswick Mountain Festival | adidas TERREX 10K Trail Run
Graded ‘moderate’, this 10K trail run is open to all. Cruise round or race at the front end, it is a beautiful course to be enjoyed by all. Includes Full Weekend Festival Ticket in the price!
- Newcomers
- Music
- Chip timing
- Hilly
- Traffic free
- Event village
- Age 16 & over
- 10 km trail running + 330 m ascent
- Sat 23 May 2026
- £123-£125
- Sat 23 May 2026
- £123-£125
Farmmageddon | 24 Hour Challenge
Can you survive Farmmageddon? Run, jog or walk a fantastic 5.3K loop through the lovely grounds of Hyde Hall Farm as part of the Farmmageddon endurance weekend for 24 hours and see how far you can go.
- Chip timing
- Enter online
- Undulating
- Traffic free
- Age 21 & over
- 24 hrs trail running + 164 ft ascent
- Sat 23 May 2026
- £163-£165
- Sat 23 May 2026
- £163-£165
Farmmageddon | 100 Miles
Can you survive Farmmageddon? Held over 32-hours, runners will cover the fantastic 5.3K loop through the lovely grounds of Hyde Hall Farm and receive a t-shirt, buckle and medal to prove it!
- Chip timing
- Enter online
- Undulating
- Traffic free
- Age 21 & over
- 100 miles trail running + 164 ft ascent
- Sat 23 May 2026
- £63-£65
- Sat 23 May 2026
- £63-£65
Farmmageddon | 12 Hour Challenge
Can you survive Farmmageddon? You have 12 hours to complete a fantastic 5.3K loop through the lovely grounds of Hyde Hall Farm for as far as you can. 24-hour or shorter distance options available too.
- Chip timing
- Enter online
- Undulating
- Traffic free
- Age 21 & over
- 12 hrs trail running + 164 ft ascent
- Sat 23 May 2026
- £33-£38
- Sat 23 May 2026
- £33-£38
Farmmageddon | 5K
Can you survive Farmmageddon? A fantastic 5.3K loop through the lovely grounds of Hyde Hall Farm as part of the Farmmageddon endurance weekend.
- Chip timing
- Enter online
- Undulating
- Traffic free
- Age 18 & over
- 5 km trail running + 164 ft ascent
- Sat 23 May 2026
- £33-£38
- Sat 23 May 2026
- £33-£38
Farmmageddon | 10K
Can you survive Farmmageddon? A fantastic 10K through the lovely grounds of Hyde Hall Farm as part of the Farmmageddon endurance weekend.
- Chip timing
- Enter online
- Undulating
- Traffic free
- Age 18 & over
- 10 km trail running + 164 ft ascent
- Sat 23 May 2026
- £33-£38
- Sat 23 May 2026
- £33-£38
Farmmageddon | Half Marathon
Can you survive Farmmageddon? A fantastic half marathon through the lovely grounds of Hyde Hall Farm as part of the Farmmageddon endurance weekend.
- Chip timing
- Enter online
- Traffic free
- Age 18 & over
- 13.1 miles trail running + 164 ft ascent
- Sat 23 May 2026
- £33-£38
- Sat 23 May 2026
- £33-£38
Farmmageddon | Full Marathon
Can you survive Farmmageddon? A fantastic marathon through the lovely grounds of Hyde Hall Farm as part of the Farmmageddon endurance weekend.
- Chip timing
- Enter online
- Traffic free
- Age 18 & over
- 26.2 miles trail running + 164 ft ascent
- Sat 23 May 2026
- £33-£38
- Sat 23 May 2026
- £33-£38
Farmmageddon | Ultra Marathon
Can you survive Farmmageddon? Run an ultra over a fantastic 5.3K loop through the lovely grounds of Hyde Hall Farm as part of the Farmmageddon endurance weekend.
- Enter online
- Undulating
- Traffic free
- Age 18 & over
- 32 miles trail running + 164 ft ascent
- Sat 30 May 2026
- £15-£20
- Sat 30 May 2026
- £15-£20
Lake District Running Festival | Grasmere Gallop 5km Trail Run
A challenging 5K ‘fun’ run as part of the Lake District Running Festival an iconic location with a grandstand finish, wooden medal, free event photos and, more importantly, cake...
- Undulating
- Age 6 & over
- 5.7 km trail running + 61 m ascent
- Sat 30 May 2026
- £30
- Sat 30 May 2026
- £30
Lake District Running Festival | Grasmere Gallop 10km Trail Run
A 10K trail run as part of the Lake District Running Festival in an iconic location with a grandstand finish, wooden medal, free event photos and, more importantly, cake...
- Undulating
- Age 15 & over
- 10 km trail running + 160 m ascent
- Sat 30 May 2026
- £35
- Sat 30 May 2026
- £35
Lake District Running Festival | Grasmere Gallop 17km Trail Run
A 17K trail run as part of the Lake District Running Festival in an iconic location with a grandstand finish, wooden medal, free event photos and, more importantly, cake...
- Hilly
- Age 17 & over
- 17 km trail running + 369 m ascent