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Ultra runs in North Wales

Find ultra runs in North Wales in 2025/2026 - filter by date, location or category, display on a map or use the advanced search to find your perfect race.

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The only way is up with this race along the Offas Dyke footpath. The scenery and terrain become more and more beautiful, and challenging as you go!
  • Sun 7 Dec
  • £51.50
Prestatyn, Clwyd, UK

Sea 2 Summit | Offa's Dyke Ultra Marathon

The only way is up with this race along the Offas Dyke footpath. The scenery and terrain become more and more beautiful, and challenging as you go!

  • Chip timing
  • Enter online
  • Age 18 & over
  • 33 miles trail running
This event gives participants the opportunity to take in a runnable, beautiful route which follows the North Walian coastline between Prestatyn and Bangor.
  • Sat 25 Apr 2026
  • £52.50-£90.50
Prestatyn, Clwyd, UK

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.

  • Newcomers
  • Event village
  • Age 18 & over
  • 50K ultra run
  • 100K ultra run
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.
  • Sat 9 - Sun 10 May 2026
  • £95.50-£155.50
Prestatyn, Clwyd, UK

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.

  • Newcomers
  • Chip timing
  • Enter online
  • GPS tracking
  • Event village
  • Rural
  • Age 18 & over
  • 24 hrs trail running + 8561 ft ascent
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.
  • Sat 6 Jun 2026
  • £53.50
Llangollen, Clwyd, UK

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.

  • Newcomers
  • Enter online
  • Event village
  • Rural
  • Age 21 & over
  • 50 km trail running + 5435 ft ascent
  • Sat 15 Nov
Bangor, Gwynedd, UK

Slate Trail Ultra

  • Ultra run 2

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