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Runs in Wales in March 2026

Find runs in Wales in March 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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A great chance to stretch your legs with this event at the start of the Easter holidays, with a canicross race going off before the main pack. You'll find out distance and route as you run!
  • Sat 28 Mar
  • £19
Mold, Clwyd

Moel Famau Easter 'Piece of String' Race

A great chance to stretch your legs with this event at the start of the Easter holidays, with a canicross race going off before the main pack. You'll find out distance and route as you run!

  • Trail run
  • CaniCross
  • Beginner-friendly
  • Dogs allowed at venue
  • Event village
  • Age 18 & over
  • Sat 21 Mar
  • £30-£50
Brecon, Powys

Brecon Epic Trails Sponsored By GORUCK

  • Trail run 2
  • Sun 22 Mar
  • £6-£42
Merthyr Tydfil, Mid Glamorgan

The Merthyr Half Marathon

  • Fun run 2
  • Half marathon
  • Sun 22 Mar
  • £20-£35
Port Talbot, West Glamorgan

Red Warrior Multi Terrain Races

  • 5K run
  • 10K run
  • Multi-terrain run
  • CaniCross 3
  • Sun 22 Mar
  • £25.99-£27.99
Welshpool, Powys

Welshpool 10K Run

  • 10 km road running + 176 m ascent
  • Sun 29 Mar
  • £18-£32
Merthyr Tydfil, Mid Glamorgan

San Domenico 20/10 Miler

  • 10 miler
  • Road run
  • Sun 29 Mar
  • £40-£42
Llandudno, Clwyd

Llandudno Half Marathon & 10 Mile

  • 10 miler
  • Half marathon
  • Sun 29 Mar
  • £24.99-£29.99
Swansea, West Glamorgan

Swansea 10 Miler

  • Road run
  • 10 miler

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