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Trail runs in Wales in July 2025

Find trail runs near me in Wales in July 2025 - search by date or place, display on a map or use the advanced search to find your perfect race.

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Leg 1 runner - ascent only, Leg 2 runner - descent only. Electronic timing with RaceTek gives up, down and overall splits.
  • Wed 9 Jul 2025
  • £15
  • Wed 9 Jul 2025
  • £15
Denbigh, Clwyd, UK

The Jubilee Relay, Moel Famau

Leg 1 runner - ascent only, Leg 2 runner - descent only. Electronic timing with RaceTek gives up, down and overall splits.

  • Families
  • Newcomers
  • Enter online
  • Hilly
  • Event village
  • Age 15 & over
  • 5 miles trail running
The original Snowdonia Ultra Marathon. A beautiful route boasting stunning views, a hearty ascent of Yr Wyddfa (Snowdon) and a thrilling 7km descent to a heroes' welcome at the finish line!
  • Sat 12 Jul 2025
  • £94.99-£104.99
  • Sat 12 Jul 2025
  • £94.99-£104.99
Caernarfon, Gwynedd, UK

XTERRA Snowdonia Ultra Trail Marathon Eryri

The original Snowdonia Ultra Marathon. A beautiful route boasting stunning views, a hearty ascent of Yr Wyddfa (Snowdon) and a thrilling 7km descent to a heroes' welcome at the finish line!

  • Chip timing
  • Enter online
  • Mountainous
  • Age 20 & over
  • 57 km trail running + 2199 m ascent
The most epic trail marathon in Wales! Iconic and spectacular trails, circumnavigating then climbing the slopes of Wales' highest peak - Yr Wyddfa (Snowdon).
  • Sat 12 Jul 2025
  • £57.99-£61.99
  • Sat 12 Jul 2025
  • £57.99-£61.99
Caernarfon, Gwynedd, UK

XTERRA Snowdonia Trail Marathon Eryri

The most epic trail marathon in Wales! Iconic and spectacular trails, circumnavigating then climbing the slopes of Wales' highest peak - Yr Wyddfa (Snowdon).

  • Chip timing
  • Enter online
  • Mountainous
  • Age 18 & over
  • 27.3 miles trail running + 1685 m ascent
A beautiful 10K with something for all runners on a mixture of road, track and trail and takes in the beautiful lower slopes of Yr Wyddfa (Snowdon), with a stunning downhill to the finish line.
  • Sat 12 Jul 2025
  • £31.99-£37.99
  • Sat 12 Jul 2025
  • £31.99-£37.99
Caernarfon, Gwynedd, UK

XTERRA Snowdonia Trail 10K Eryri

A beautiful 10K with something for all runners on a mixture of road, track and trail and takes in the beautiful lower slopes of Yr Wyddfa (Snowdon), with a stunning downhill to the finish line.

  • Chip timing
  • Enter online
  • Hilly
  • Age 17 & over
  • 9.8 km trail running
Wales' spectacular mountain half marathon! A tough route with over 1,192m of ascent, most of which is up Wales’ highest peak, with incredible views all the way to Anglesey and a downhill finish too.
  • Sat 12 Jul 2025
  • £44.99-£49.99
  • Sat 12 Jul 2025
  • £44.99-£49.99
Caernarfon, Gwynedd, UK

XTERRA Snowdonia Trail Half Marathon Eryri

Wales' spectacular mountain half marathon! A tough route with over 1,192m of ascent, most of which is up Wales’ highest peak, with incredible views all the way to Anglesey and a downhill finish too.

  • Chip timing
  • Enter online
  • Mountainous
  • Age 17 & over
  • 12.9 miles trail running
Yr Wyddfa (Snowdon) is the highest mountain in England and Wales. Your challenge is to ascend and descend as many times as possible in 24 hours - solo or as a relay team.
  • Sat 12 - Sun 13 Jul 2025
  • £121.99-£251.99
  • Sat 12 - Sun 13 Jul 2025
  • £121.99-£251.99
Caernarfon, Gwynedd, UK

Black Diamond Yr Wyddfa Snowdon24

Yr Wyddfa (Snowdon) is the highest mountain in England and Wales. Your challenge is to ascend and descend as many times as possible in 24 hours - solo or as a relay team.

  • Chip timing
  • Enter online
  • Mountainous
  • Relay
  • Age 18 & over
  • 24 hrs trail running

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