Trail runs in May 2026
Find trail runs near me in May 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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MapEvent listings
Select an event for photos, video, route, location, reviews, entry fees and how to enter.
- Fri 1 May
- £100-£102
Portland Pig BackYard Ultra
4.167 miles on the hour, every hour, until the there is only one left standing. Have you got what it takes for just one more loop?
- 1 day multi terrain running
- Mon 4 May
- £16-£27
Bank Holiday Madness May
This Bank Holiday event is run as cheaply as possible in order for people to be able to build their numbers or simply to help people achieve their own goals at an affordable price.
- Trail run
- 5K run
- 10K run
- Half marathon
- Marathon
- + 3 more races
- Thu 7 May
- £10-£17
Kirkstall Rock up n' Run
Come and join in at Kirkstall for this brilliant pop-up Summer Series. Jumble medal, beer or soft drink and sweetie bag for all runners.
- 5K run
- 10K run
- Fri 8 - Mon 11 May
- £10-£80
Something Wild Festival
A family-friendly trail running festival for all ages and abilities with Devon's best trail routes at its heart - plus sea swims, swimruns, guided runs, yoga, music, speakers, local food and camping!
- Trail run
- 5K run
- 10K run
- Sea swim
- Sprint swimrun
- + 7 more races
- Sat 9 May
- £33-£55
Magna Carta Summer
The Magna Carta event are based in scenic Runnymede and right near the site where the treaty of Magna Carta was agreed by King John of England and signed on 15th June 1215.
- 10K run
- Half marathon
- Marathon
- Sat 9 - Sun 10 May
- £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.
- 24 hrs trail running + 8561 ft ascent
- Sun 10 May
- £24-£60
Shires and Spires
A selection of races with top reviews based in the village of Naseby famous for the Battle of Naseby in 1645. The ultra takes in Althorp, home of the Spencer family and Princess Diana's resting place.
- 10K run
- Half marathon
- Marathon
- Trail run
- Ultra run
- Sun 10 May
- £16-£35
The Spring Lucky Dip Run
Come and join the Spring Lucky Dip Run! There is no set medal for this race; instead, you will get to choose your own from a selection of medals from past events!
- Trail run
- 5K run
- 10K run
- Half marathon
- Marathon
- + 3 more races
- Thu 14 May
- £10-£17
Rodley - Rock up n' Run
Come and join in at Rodley for this brilliant pop-up Summer Series. Jumble medal, beer or soft drink and sweetie bag for all runners.
- 5K run
- 10K run
- Fri 15 - Sun 17 May
- £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.
- 5K run 2
- 10K run
- Half marathon
- 50K ultra run
- Fell run
- + 14 more races
- Sat 16 May
- £9-£28
Roadford Lake Trail Races
By popular demand, a selection of trail races has been added to the multi-sports weekend at the scenic Roadford Lake, with an inclusive and encouraging atmosphere, and lakeside camping.
- Fun run 2
- 5K run
- CaniCross 2
- 10K run
- Half marathon
- Sat 16 May
- £26-£28
Lincolnshire Run
Welcome to a 6-hour timed running event where you can run a 5K all the way up to an ultra marathon on an out-and-back route within the time limit, with fuel stations, medal and goody bag.
- 5K run
- 10K run
- Half marathon
- Marathon
- Ultra run
- + 1 more race
- Thu 21 May
- £16-£135
Dun Holm Challenge | Day 1
Whether you are a Durham resident, you just love the area, or you fancy running along the River Wear with views of the Cathedral, then this is the run for you! Themed medal too!
- Trail run
- 5K run
- 10K run
- Half marathon
- Marathon
- + 4 more races
- Thu 21 May
- £10-£17
Saltaire - Rock up n' Run
Come and join in at Saltaire for this brilliant pop-up Summer Series. Jumble medal, beer or soft drink and sweetie bag for all runners.
- 5K run
- 10K run
- Fri 22 May
- £16-£29
Dun Holm Challenge - Day 2
Whether you are a Durham resident, you just love the area, or you fancy running along the River Wear with views of the Cathedral, then this is the run for you! Durham-themed medal too.
- Trail run
- 5K run
- 10K run
- Half marathon
- Marathon
- + 3 more races
- Sat 23 May
- £16-£29
Dun Holm Challenge | Day 3
Whether you are a Durham resident, you just love the area, or you fancy running along the River Wear with views of the Cathedral, then this is the run for you! Durham-themed medal too.
- Trail run
- 5K run
- 10K run
- Half marathon
- Marathon
- + 3 more races
- Sat 23 - Sun 24 May
- £33-£165
Farmmageddon
Can you survive Farmmageddon? You have 32 hours to complete 100 miles over a fantastic 5.3K loop through the lovely grounds of Hyde Hall Farm. 24-hour or shorter distance options too.
- 5K run
- 10K run
- Half marathon
- Marathon
- Ultra run 2
- + 2 more races
- Sun 24 May
- £16-£29
Dun Holm Challenge | Day 4
Whether you are a Durham resident, you just love the area, or you fancy running along the River Wear with views of the Cathedral, then this is the run for you! Durham-themed medal too.
- Trail run
- 5K run
- 10K run
- Half marathon
- Marathon
- + 3 more races
- Sun 24 May
- £14-£42
Get the Hull out of Here
Based out of East Hull this race will run out on the TransPennine Trail towards Hornsea, it should allow runners to enjoy a flat even surface ideal or both beginners or for seasoned athletes.
- 5K run
- 10K run
- 10 miler
- Half marathon
- Trail run
- + 1 more race
- Mon 25 May
- £16-£29
Dun Holm Challenge | Day 5
Whether you are a Durham resident, you just love the area, or you fancy running along the River Wear with views of the Cathedral, then this is the run for you! Durham-themed medal too.
- Trail run
- 5K run
- 10K run
- Half marathon
- Marathon
- + 3 more races
- Thu 28 May
- £10-£17
Slawit - Rock up n' Run
Come and join in at Slaithwaite (Slawit) for this brilliant pop-up Summer Series. Jumble medal, beer or soft drink and sweetie bag for all runners.
- 5K run
- 10K run
- Fri 29 - Sun 31 May
- £10-£79
Blair Castle Trail Weekender
A weekend of inclusive trail races, camping, festival vibes, yoga workshops, guided runs, live music and outdoor cinema, all based in the grounds of the iconic Blair Castle in the Cairngorms.
- Ultra run
- Trail run 4
- Walking festival
- Half marathon
- Sat 30 - Sun 31 May
- 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
- Fri 1 May
- £16-£27
Midweek Chasing Numbers May
- Trail run
- 5K run
- 10K run
- Half marathon
- Marathon
- + 3 more races