Trail Marathons in UK
Find trail marathons in UK in 2026/2027 - 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.
- Sat 16 May
- £139
Weymouth Trail Marathon
Take on the ‘classic Jurassic’ scenery, coastal sights and tough climbs of this marathon-distance challenge along the stunning coastal path whilst enjoying full support along the way.
- 42 km trail running + 1100 m ascent
- Sat 16 May
- £26-£28
Lincolnshire Run | Marathon
Welcome to a 6-hour timed running event where you can run a marathon within the 6-hour limit, on a flat out-and-back route, with fuel stations each lap, and a medal and goody bag at the finish.
- 26.2 miles trail running + 264 ft ascent
- Thu 21 May
- £17-£29
Dun Holm Challenge | Day 1 | Marathon
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 looped marathon is for you! Durham-themed medals too.
- 26.2 miles trail running
- Fri 22 May
- £17-£29
Dun Holm Challenge - Day 2 | Marathon
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 looped marathon is for you! Durham-themed medals too.
- 26.2 miles trail running
- Sat 23 May
- £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.
- 26.2 miles trail running + 1312 ft ascent
- Sat 23 May
- £17-£29
Dun Holm Challenge | Day 3 | Marathon
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 looped marathon is for you! Durham-themed medals too.
- 26.2 miles trail running
- Sat 23 - Sun 24 May
- £139
Sussex Marathon
Part of the London 2 Brighton Ultra weekend, run, jog or walk from Turners Hill through wonderful Sussex countryside up & over the testing South Downs before coastal views to Brighton Racecourse.
- 42 km trail running + 700 m ascent
- Sun 24 May
- £40-£42
Get the Hull out of Here | Marathon
Based out of East Hull this marathon 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.
- 26.2 miles trail running
- Sun 24 May
- £17-£29
Dun Holm Challenge | Day 4 | Marathon
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 looped marathon is for you! Durham-themed medals too.
- 26.2 miles trail running
- Mon 25 May
- £17-£29
Dun Holm Challenge | Day 5 | Marathon
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 lapped marathon is for you! Durham-themed medals too.
- 26.2 miles trail running
- Sun 31 May
- £40-£42
Rothwell Cakeathon | Marathon
Run. Refuel. Repeat. Take on the Rothwell Cakeathon and earn every slice in this friendly, traffic-free, flat, runnable course with a welcoming, no-pressure atmosphere.
- 26.2 miles trail running
- Sat 6 - Sun 7 Jun
- £95-£105
- Team places only
Endure24 | Reading
The UK’s biggest 24-hour relay! Epic, Brutal, Relentless. Race against the clock to tackle as many laps of the stunning 8km course as you can. How far can you go in 24 hours?
- 24 hrs multi terrain running
- Sat 6 Jun
- £55-£65
Samaritans Way Ultra | 40K Marathon
Take on the trails on the Official Samaritans Way created by Teesside Samaritans many years ago. Run alone or in a relay; there are different options and different distances to get your shoes muddy.
- 40 km trail running + 3387 ft ascent
- Sat 6 Jun
- £139
Lakes Marathon
Start from Kendal Base Camp, head up the Longsleddale Valley, over the testing Garburn Pass with stunning 360 views towards Windermere and then on to Ambleside and Rydal's Water's edge.
- 42 km trail running + 1200 m ascent
- Fri 12 Jun
- £15-£27
Midweek Chasing Numbers June | Marathon
The aim of the midweek runs is to hold events 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.
- 26.2 miles trail running
- Sat 13 Jun
- £53-£55
Bewl Water Summer | Marathon
Previously rated one of the top UK marathons! Scenic mixed-terrain route around Bewl Water on undulating rural wooded trails and quiet country lanes.
- 26.2 miles trail running + 1420 ft ascent
- Sat 13 Jun
- £44
Rame Head Race | Marathon
Coastal paths with a satisfying mix of hills plus flatter, faster sections on a multi-lap route round the stunning Mount Edgcumbe Peninsula — a spectacular marathon coastal challenge.
- 26.2 miles trail running + 4184 ft ascent
- Sun 14 Jun
- £40-£42
Roche Abbey Ramble | Marathon
Explore rolling trails, woodland and grassy lanes on this scenic, lapped marathon around historic Roche Abbey — a relaxed yet challenging run for all levels.
- 26.2 miles trail running + 299 ft ascent
- Sun 21 Jun
- £15-£29
Lord of The Run | North
Come and join in for Lord of The Run run! Whether you love the series of books and the film franchise or you just fancy a run along the beautiful River Wear, then this is the event for you!
- Trail run
- 5K run
- 10K run
- Half marathon
- Marathon
- + 3 more races
- Sun 21 Jun
- £40-£42
Breezy in Brighouse & Special Solstice Run | Marathon
Celebrate the longest night with a breezy, atmospheric marathon through Brighouse. Enjoy open-air vibes, community spirit and the chance to move and connect under summer skies.
- 26.2 miles trail running + 299 ft ascent
- Sat 27 Jun
- £33-£38
Cock-a-doodle Dawdle | Full Marathon
Join like-minded runners doing different distances, starting from the base camp of Hyde Hall Farm and encompassing the beautiful grounds around it over a lovely marathon looped trail route.
- 26.2 miles trail running + 1312 ft ascent
- Sat 27 - Sun 28 Jun
- £95-£105
- Team & charity places only
Endure24 | Leeds
The north's biggest 24-hour relay! 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 5 Jul
- £33-£38
Summer Ready Run
Come and join the fun in a 4 or 6-hour running challenge at Ferry Meadows! Run as much as you want through the forest on a multi-terrain loop. Run, rest, then head out for some more.
- Multi-terrain run 2
- Fri 10 Jul
- £15-£27
Midweek Chasing Numbers July | Marathon
The aim of the midweek runs is to hold events 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.
- 26.2 miles trail running
- Sat 11 Jul
- £40-£42
Sithee at Slawit Again | Marathon
Starting and finishing in the village of Slaithwaite, pronounced 'Slawit' to the locals, this is perhaps the most undulating canal by a long chalk. Bespoke medal, drinks and goodies for all.
- 26.2 miles trail running + 834 ft ascent