Trail runs in Wales
Find trail runs in Wales 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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- Sat 24 Jan
- £16-£35
Spice Up Your Run | Wales
If you're looking to spice up your run or you need some running like you've never needed running before, then this is the event for you! Come and celebrate all things Spice Girls!
- Trail run
- 5K run
- 10K run
- Half marathon
- Marathon
- + 3 more races
- Sun 1 Mar
- £16-£35
St Davids Day Dragon Run
Come and get involved in the second St David's Day Dragon Run in the beautiful Dare Valley Country Park in, of course, Wales!
- Trail run
- 5K run
- 10K run
- Half marathon
- Marathon
- + 3 more races
- Sat 7 Mar
- £18-£20.50
Loggerheads Trail 5K & 10K
The courses are challenging but the event environment is relaxed and friendly. Runners of all abilities can get involved and enjoy a run out on those fabulous trails.
- 5K run
- CaniCross
- 10K run
- Sat 28 Mar
- £19
Moel Famau Easter 'Piece of String' Race
A great chance to stretch your legs with this event at the start of the Easter holidays, with a canicross race going off before the main pack. You'll find out distance and route as you run!
- Trail run
- CaniCross
- Sun 12 Apr
- £37.99-£79.99
Ogwen | Yr Helgi Du
A breathtaking mountain challenge through Snowdonia’s rugged heart — climb steep ridges, conquer iconic peaks and soak up awe-inspiring views across lakes, valleys and the dramatic Ogwen range.
- Trail run 3
- Sun 12 Apr
- £33.50
Summit 2 Sea - The Offa's Dyke Half Marathon
Gather on the summit of Moel y Parc at over 1300ft and follow the Offa's Dyke National Trail to the coast to finish line on the beach at Prestatyn.
- 13.8 miles trail running + 2450 ft ascent
- Sat 25 Apr
- £52.50-£90.50
North Wales 50K & 100K
This event gives participants the opportunity to take in a runnable, beautiful route which follows the North Walian coastline between Prestatyn and Bangor.
- 50K ultra run
- 100K ultra run
- Sun 26 Apr
- FREE-£35
The Nearly But Not Quite London Marathon | Wales
Didn't get a ballot entry into The London Marathon? Don't panic, come and experience this event instead and earn a fantastic London-themed medal!
- Trail run
- 5K run
- 10K run
- Half marathon
- Marathon
- + 3 more races
- 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
- Sat 6 Jun
- £53.50
The Llangollen 50K
A truly beautiful area of North Wales! The route uses two way-marked 15-mile linear routes either side of the river, to create a spectacular, challenging excursion in and above the valley.
- 50 km trail running + 5435 ft ascent
- Sat 11 - Sun 12 Jul
- £31.99-£319.99
Snowdonia Trail Marathon Eryri Events
Your chance to take on one of the UK’s most demanding and spectacular trail races, set deep in the heart of Eryri (Snowdonia) National Park, offering a true mountain challenge.
- 10K run
- Half marathon
- Marathon
- Ultra run 2
- Sat 15 Aug
- £65.50-£170
Moel Famau 12 & 24hr Challenge
This challenge involves a beautiful 7.2km loop being used, which will test you with it's 500m of ascent each time, with competitors completing as many laps of this as possible in 12 or 24 hours.
- Fixed time runs 2
- Sat 17 Oct
- £19-£22
Loggerheads Autumn Trails
Dash through vibrant autumn woodlands and rugged trails, conquering scenic hills and winding paths. xperience the thrill, camaraderie, and natural beauty of Loggerheads’ unforgettable trail challenge.
- Trail run 2
- CaniCross
- Sun 18 Oct
- £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.
- 50 km trail running + 1450 m ascent
- Sat 24 Oct
- £18.50
Moel Famau Halloween 'Piece of String' Night Race
A great chance to stretch your legs at Halloween with the 'Piece of String' - at night! You will not know the distance until the event unfolds...
- Trail run
- CaniCross
- Sun 1 Nov
- £28.99-£51.99
Anglesey Trail Half Marathon & 10K
Anglesey's most beautiful trail race, set in the stunning surroundings of Newborough Forest and Traeth Llanddwyn, which once hosted the Commonwealth Mountain and Ultra Distance Running Championships.
- 10K run
- Half marathon
- Sun 20 Dec
- £24-£40
The Snow Globe Gallop Bobble Hat Run - Wales
Come and join in for the Christmas Carol Bobble Hat Run in the picturesque Dare Valley in Wales! At this event you can earn yourself a running buff as well as one of the incredible themed medals!!
- Trail run
- 5K run
- 10K run
- Half marathon
- Marathon
- + 3 more races
- Sun 1 Mar
St Davids Day Celebration North Wales Pilgrims Half Marathon
- Half marathon
- Fun run
- Sat 14 Mar
Brechfa Trail Races: Half Marathon & Marathon
- Half marathon
- Marathon
- Sun 22 Mar
Red Warrior Multi Terrain Races | 20K
- 20 km multi terrain running
- Sat 4 Apr
Aberdyfi Half Marathon | Half Marathon
- 21.1 km trail running + 850 m ascent