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Trail runs in Wales in October 2025

Find trail runs near me in Wales in October 2025 - 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.

The route takes in this wonderful area, and is varied in terms of terrain and challenging as a result. There are no time limits and runners of all abilities are welcome to come and take part.
  • Sat 18 Oct
  • £23
Mold, Clwyd, UK

Loggerheads Autumn Trails | 14K Trail

The route takes in this wonderful area, and is varied in terms of terrain and challenging as a result. There are no time limits and runners of all abilities are welcome to come and take part.

  • Enter online
  • Age 16 & over
  • 14 km trail running
The route takes in this wonderful area, and is varied in terms of terrain and challenging as a result. There are no time limits and runners of all abilities are welcome to come and take part.
  • Sat 18 Oct
  • £19
Mold, Clwyd, UK

Loggerheads Autumn Trails | 7K Canicross

The route takes in this wonderful area, and is varied in terms of terrain and challenging as a result. There are no time limits and runners of all abilities are welcome to come and take part.

  • Enter online
  • Age 14 & over
  • 7 km trail running
The route takes in this wonderful area, and is varied in terms of terrain and challenging as a result. There are no time limits and runners of all abilities are welcome to come and take part.
  • Sat 18 Oct
  • £19
Mold, Clwyd, UK

Loggerheads Autumn Trails | 7K Trail

The route takes in this wonderful area, and is varied in terms of terrain and challenging as a result. There are no time limits and runners of all abilities are welcome to come and take part.

  • Enter online
  • Age 14 & over
  • 7 km trail running
Come and join Saturn Too for our spooky Scare Bear Run!
  • Sat 18 Oct
  • £16-£18
Aberdare, Mid Glamorgan, UK

Scare Bear Run - Wales | 3K

Come and join Saturn Too for our spooky Scare Bear Run!

  • Enter online
  • All ages
  • 3 km road running
Come and join Saturn Too for our spooky Scare Bear Run!
  • Sat 18 Oct
  • £22-£27
Aberdare, Mid Glamorgan, UK

Scare Bear Run - Wales | 5K

Come and join Saturn Too for our spooky Scare Bear Run!

  • Enter online
  • Age 12 & over
  • 5 km road running
Come and join Saturn Too for our spooky Scare Bear Run!
  • Sat 18 Oct
  • £22-£27
Aberdare, Mid Glamorgan, UK

Scare Bear Run - Wales | 10K

Come and join Saturn Too for our spooky Scare Bear Run!

  • Enter online
  • Age 16 & over
  • 10 km road running
Come and join Saturn Too for our spooky Scare Bear Run!
  • Sat 18 Oct
  • £22-£35
Aberdare, Mid Glamorgan, UK

Scare Bear Run - Wales | Half Marathon

Come and join Saturn Too for our spooky Scare Bear Run!

  • Enter online
  • Age 17 & over
  • 13.1 miles road running
Come and join Saturn Too for our spooky Scare Bear Run!
  • Sat 18 Oct
  • £22-£35
Aberdare, Mid Glamorgan, UK

Scare Bear Run - Wales | Marathon

Come and join Saturn Too for our spooky Scare Bear Run!

  • Enter online
  • Age 18 & over
  • 26.2 miles road running
Come and join Saturn Too for our spooky Scare Bear Run!
  • Sat 18 Oct
  • £22-£35
Aberdare, Mid Glamorgan, UK

Scare Bear Run - Wales | 50K

Come and join Saturn Too for our spooky Scare Bear Run!

  • Enter online
  • Age 20 & over
  • 50 km road running
Come and join Saturn Too for our spooky Scare Bear Run!
  • Sat 18 Oct
  • £22-£35
Aberdare, Mid Glamorgan, UK

Scare Bear Run - Wales | Ultra Marathon

Come and join Saturn Too for our spooky Scare Bear Run!

  • Enter online
  • Age 18 & over
  • 30.6 miles road running
Come and join Saturn Too for our spooky Scare Bear Run!
  • Sat 18 Oct
  • £22-£35
Aberdare, Mid Glamorgan, UK

Scare Bear Run - Wales | Time Challenge

Come and join Saturn Too for our spooky Scare Bear Run!

  • Enter online
  • Age 18 & over
  • 7 hrs road running
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.
  • Sun 19 Oct
  • £49.50
Corwen, Clwyd, UK

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.

  • Newcomers
  • Enter online
  • GPS tracking
  • Flat
  • Event village
  • Rural
  • Age 18 & over
  • 50 km trail running + 1450 m ascent
A great chance to stretch your legs with this Halloween with the Piece of String - at night! You will not know the distance until the event unfolds....
  • Sat 25 Oct
  • £18.50
Mold, Clwyd, UK

Moel Famau Halloween 'Piece of String' Night Race

A great chance to stretch your legs with this Halloween with the Piece of String - at night! You will not know the distance until the event unfolds....

  • Enter online
  • Hilly
  • Age 18 & over
  • 6 km trail running
A great chance to stretch your legs with your dog this Halloween with the Piece of String - at night! You will not know the distance until the event unfolds....
  • Sat 25 Oct
  • £18.50
Mold, Clwyd, UK

Moel Famau Halloween 'Piece of String' Night Race | Canicross Entry

A great chance to stretch your legs with your dog this Halloween with the Piece of String - at night! You will not know the distance until the event unfolds....

  • Enter online
  • Hilly
  • Age 18 & over
  • 6 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
  • Sat 11 Oct
Welshpool, Powys, UK

The Loop Ultra

  • 32 miles trail running + 4862 ft ascent
  • Sat 18 Oct
Port Talbot, West Glamorgan, UK

Afan forest Half Marathon and 10K | Half Marathon

  • 13.1 miles trail running
  • Sat 18 Oct
Port Talbot, West Glamorgan, UK

Afan forest Half Marathon and 10K | 10K

  • 10 km trail running
  • Sun 19 Oct
Llanwrtyd Wells, Powys, UK

Ron Skilton Memorial Half Marathon | 12K

  • 12 km trail running
  • Sun 19 Oct
Llanwrtyd Wells, Powys, UK

Ron Skilton Memorial Half Marathon | Half Marathon

  • 13 miles trail running
  • Sat 25 Oct
Burry Port, Dyfed, UK

Colour Run Spooky

  • 5 km trail running
  • Fri 31 Oct
Hereford, Powys, UK

Black Beacon Mountain Races | 100 Mile

  • 100 miles trail running + 7500 m ascent

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