10 Ultra runs in Wales in May 2024

Find ultra runs in and around Wales in May 2024 - filter events by date, display on a map or use the advanced search to find your perfect race.

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  • Sat 4 May 2024
  • £60
Llanidloes, Powys, UK

The HOWUM

A 30 mile challenge into the HEARTLANDS of WALES and the source of the River Severn.

  • 30 miles trail running
  • Sat 4 May 2024
  • £75
Brecon, Powys, UK

TEC Brecon Beacons | Ultra

The Brecon Beacons Trail Running Challenge is now entering its 10th year in Talyboont-on Usk and is one of the most popular events on the trail running calendar in Wales.

  • 52 km trail running
  • Sat 11 - Sun 12 May 2024
  • FREE-£130
Prestatyn, Clwyd, UK

24 Hours South - The Offa's Dyke ULTRA

24 hours - South....along the Offa's Dyke Footpath. How far will you get?

  • 24 hrs trail running
  • Fri 17 May 2024
  • £85
Llanbrynmair, Powys, UK

The Severn Challenge | The Severn Plod Ultra

218 mile, 5-day, multi-day Ultra Marathon. All finishers receive a bespoke medal and a technical tee shirt for each day completed.

  • 48 miles trail running
  • Sat 18 May 2024
  • £35
Crickhowell, Powys, UK

Blacks to the Beacons | 32 Mile Ultra

Whether you’re a season Marathon and Ultra runner or this is your first attempt at a longer distance, we guarantee you will have an amazing day. The Blacks to the Beacons is part of our Trail Festival

  • 12 km trail running
  • Sat 18 May 2024
  • £85
Crickhowell, Powys, UK

Blacks to the Beacons | 50 Mile Ultra

Whether you’re a season Marathon and Ultra runner or this is your first attempt at a longer distance, we guarantee you will have an amazing day. The Blacks to the Beacons is part of our Trail Festival

  • 50 miles trail running
  • Sat 18 May 2024
  • £90
Llanbrynmair, Powys, UK

The Severn Challenge | The Severn Path Ultra

218 mile, 5-day, multi-day Ultra Marathon. All finishers receive a bespoke medal and a technical tee shirt for each day completed.

  • 59 miles trail running
  • Sun 19 May 2024
  • £90
Llanbrynmair, Powys, UK

The Severn Challenge | The Severn Way Ultra

218 mile, 5-day, multi-day Ultra Marathon. All finishers receive a bespoke medal and a technical tee shirt for each day completed.

  • 58 miles trail running
  • Mon 20 May 2024
  • £75
Llanbrynmair, Powys, UK

The Severn Challenge | Bristol Severn

218 mile, 5-day, multi-day Ultra Marathon. All finishers receive a bespoke medal and a technical tee shirt for each day completed.

  • 28 miles trail running
  • Wed 22 - Mon 27 May 2024
  • £425-£449
Chepstow, Gwent, UK

South Wales 200

Wild thing. You make my heart sing. You make me run 200 miles across South Wales. Wild thing - The South Wales is returning in 2024.

  • 5 days trail running