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Multi-terrain runs in Gwynedd

Find multi-terrain runs in Gwynedd in 2026/2027 - filter by date, location or category, 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 Ty Gwyn Abersoch 10K is an exhilarating race with a memorable atmosphere in a most stunning part of the world, with a 3K Beach Race, golden sands, live music and beach bar too!
  • Sat 30 May
  • £12-£28
Pwllheli, Gwynedd

Abersoch 10K and 3K Beach Race

The Ty Gwyn Abersoch 10K is an exhilarating race with a memorable atmosphere in a most stunning part of the world, with a 3K Beach Race, golden sands, live music and beach bar too!

  • 10K run
  • Fun run
  • Families
  • Beginner-friendly
  • Music
  • Event village
  • Age 5 & over
A fantastic race for the young runners who want to get involved, wear a race bib and earn a zinc alloy race medal. With a trophy and a little cash for the category winners, with proud feeling.
  • Sat 20 Jun
  • £7.50
Pwllheli, Gwynedd

Elvins Abersoch 1K Beach Sprint

A fantastic race for the young runners who want to get involved, wear a race bib and earn a zinc alloy race medal. With a trophy and a little cash for the category winners, with proud feeling.

  • 1 km multi terrain running
  • Chip timing
  • Enter online
  • Flat
  • Age 5 & over
Take on a stunning ultra journey along the Welsh coastline, finishing in style at a historic castle. It's an unforgettable challenge packed with scenery, heritage, and adventure.
  • Sat 15 Aug
  • £44-£70
Aberdovey, Gwynedd

Run to the Castle Ultra

Take on a stunning ultra journey along the Welsh coastline, finishing in style at a historic castle. It's an unforgettable challenge packed with scenery, heritage, and adventure.

  • Marathon
  • Ultra run
  • Beginner-friendly
  • Event village
  • Coast
  • Age 18 & over
  • Sun 19 Apr
  • £3-£26
Blaenau Ffestiniog, Gwynedd

Trawsfynydd Lake Race

  • Fun run
  • Multi-terrain run
  • Fri 4 Sep
  • £125-£150
Holyhead, Isle of Anglesey

Ring O' Fire | Firelighter 50

  • 47 miles multi terrain running

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