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Trail runs in South Wales

Find trail runs near me in South Wales for 2025/2026 - filter by date or location, display on a map or use the advanced search to find your perfect race.

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Select an event for photos, video, route, location, reviews, entry fees and how to enter.

Come and get involved in the second St David's Day Dragon Run in the beautiful Dare Valley Country Park in, of course, Wales!
  • Sun 1 Mar 2026
  • £22-£27
Aberdare, Mid Glamorgan, UK

St Davids Day Dragon Run | 5K

Come and get involved in the second St David's Day Dragon Run in the beautiful Dare Valley Country Park in, of course, Wales!

  • Enter online
  • Age 12 & over
  • 5 km trail running
Come and get involved in the second St David's Day Dragon Run in the beautiful Dare Valley Country Park in, of course, Wales!
  • Sun 1 Mar 2026
  • £22-£27
Aberdare, Mid Glamorgan, UK

St Davids Day Dragon Run | 10K

Come and get involved in the second St David's Day Dragon Run in the beautiful Dare Valley Country Park in, of course, Wales!

  • Enter online
  • Age 16 & over
  • 10 km trail running
Come and get involved in the second St David's Day Dragon Run in the beautiful Dare Valley Country Park in, of course, Wales!
  • Sun 1 Mar 2026
  • £22-£35
Aberdare, Mid Glamorgan, UK

St Davids Day Dragon Run | Half Marathon

Come and get involved in the second St David's Day Dragon Run in the beautiful Dare Valley Country Park in, of course, Wales!

  • Enter online
  • Age 17 & over
  • 13.1 miles trail running
Come and get involved in the second St David's Day Dragon Run in the beautiful Dare Valley Country Park in, of course, Wales!
  • Sun 1 Mar 2026
  • £22-£35
Aberdare, Mid Glamorgan, UK

St Davids Day Dragon Run | Marathon

Come and get involved in the second St David's Day Dragon Run in the beautiful Dare Valley Country Park in, of course, Wales!

  • Enter online
  • Age 18 & over
  • 26.2 miles trail running
Come and get involved in the second St David's Day Dragon Run in the beautiful Dare Valley Country Park in, of course, Wales!
  • Sun 1 Mar 2026
  • £22-£35
Aberdare, Mid Glamorgan, UK

St Davids Day Dragon Run | 50K

Come and get involved in the second St David's Day Dragon Run in the beautiful Dare Valley Country Park in, of course, Wales!

  • Enter online
  • Age 20 & over
  • 50 km trail running
Come and get involved in the second St David's Day Dragon Run in the beautiful Dare Valley Country Park in, of course, Wales!
  • Sun 1 Mar 2026
  • £22-£35
Aberdare, Mid Glamorgan, UK

St Davids Day Dragon Run | Ultra Marathon

Come and get involved in the second St David's Day Dragon Run in the beautiful Dare Valley Country Park in, of course, Wales!

  • Enter online
  • Age 20 & over
  • 30.6 miles trail running
Come and get involved in the second St David's Day Dragon Run in the beautiful Dare Valley Country Park in, of course, Wales!
  • Sun 1 Mar 2026
  • £22-£35
Aberdare, Mid Glamorgan, UK

St Davids Day Dragon Run | Time Challenge

Come and get involved in the second St David's Day Dragon Run in the beautiful Dare Valley Country Park in, of course, Wales!

  • Enter online
  • Age 18 & over
  • 7 hrs trail running
  • Sat 6 Sep
Hengoed, Gwent, UK

The RIDUM

  • 30 miles trail running + 4252 ft ascent
  • Sun 28 Sep
Port Talbot, West Glamorgan, UK

Run The Trails Margam | 5K

  • 5 km trail running
  • Sun 28 Sep
Port Talbot, West Glamorgan, UK

Run The Trails Margam | 10K

  • 10 km trail running
  • Sat 4 Oct
Swansea, West Glamorgan, UK

Gower Ultra 50, Ultra Bach & Trail Race | Ultra 50

  • 50 miles trail running + 3875 ft ascent
  • Sat 4 Oct
Swansea, West Glamorgan, UK

Gower Ultra 50, Ultra Bach & Trail Race | Ultra Bach

  • 34 miles trail running + 3652 ft ascent
  • Sat 4 Oct
Swansea, West Glamorgan, UK

Gower Ultra 50, Ultra Bach & Trail Race | Trail Race

  • 23 miles trail running + 2638 ft ascent
  • Fri 31 Oct
Hereford, Powys, UK

Black Beacon Mountain Races | 100 Mile

  • 100 miles trail running + 7500 m ascent
  • Sat 1 Nov
Hereford, Powys, UK

Black Beacon Mountain Races | 50 Mile

  • 50 miles trail running + 3750 m ascent
  • Sat 1 Nov
Hereford, Powys, UK

Black Beacon Mountain Races | 50K

  • 50 km trail running + 2200 m ascent
  • Sat 1 Nov
Merthyr Tydfil, Mid Glamorgan, UK

OTT Ultra Marathon 30 Miles - Brecon Beacons

  • 30 miles trail running + 3750 ft ascent
  • Sat 1 Nov
Hereford, Powys, UK

Black Beacon Mountain Races | 21 Mile

  • 21 miles trail running + 1200 m ascent
  • Sat 8 Nov
Swansea, West Glamorgan, UK

EnduranceLife - Gower | Marathon

  • 27.4 miles trail running + 3425 ft ascent
  • Sat 8 Nov
Swansea, West Glamorgan, UK

EnduranceLife - Gower | Ultra

  • 34 miles trail running + 3874 ft ascent
  • Sat 8 Nov
Swansea, West Glamorgan, UK

EnduranceLife - Gower | Half Marathon

  • 14.3 miles trail running + 1916 ft ascent
  • Sat 8 Nov
Swansea, West Glamorgan, UK

EnduranceLife - Gower | 10K

  • 10 km trail running + 583 ft ascent
  • Sat 15 Nov
Port Talbot, West Glamorgan, UK

Margam Park Trail Races | Half Marathon

  • 21.1 km trail running + 750 m ascent
  • Sat 15 Nov
Port Talbot, West Glamorgan, UK

Margam Park Trail Races | 10K

  • 10.2 km trail running + 420 m ascent
  • Sat 15 Nov
Port Talbot, West Glamorgan, UK

Margam Park Trail Races | 5K

  • 5.1 km trail running + 140 m ascent

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