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Standard duathlons in North Wales in June 2026

Find standard duathlons in North Wales in June 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 most iconic multi-sport adventure race in Wales, combining a brutal mountain cycle and a demanding run through Snowdonia’s dramatic, awe-inspiring landscape.
  • Sun 14 Jun 2026
  • £85.99-£95.99
Caernarfon, Gwynedd, UK

Slateman Triathlon & Duathlon | Standard Duathlon

The most iconic multi-sport adventure race in Wales, combining a brutal mountain cycle and a demanding run through Snowdonia’s dramatic, awe-inspiring landscape.

  • Chip timing
  • Enter online
  • Hilly
  • Mountainous
  • Age 17 & over
  • 5.8 km trail running + 718 ft ascent
  • 49.9 km road cycling + 2765 ft ascent
  • 11.7 km trail running + 1276 ft ascent
Run, ride, run along Llandudno’s spectacular coastline — a challenging yet achievable duathlon with closed rolling roads, a fast finish and classic seaside atmosphere.
  • Sun 28 Jun 2026
  • £94.99-£105.99
Llandudno, Clwyd, UK

Wild Horse Brewing Co. Llandudno Triathlon & Duathlon | Standard Duathlon

Run, ride, run along Llandudno’s spectacular coastline — a challenging yet achievable duathlon with closed rolling roads, a fast finish and classic seaside atmosphere.

  • Chip timing
  • Enter online
  • Traffic free
  • Age 17 & over
  • 5 km road running
  • 34.75 km road cycling + 701 m ascent
  • 9.4 km road running

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