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Road runs in South Wales

Find road runs near me in South Wales for 2025/2026 - filter by date or location, 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.

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An iconic road race around Wales' capital offering a flat course from the castle to the marina and over the Cardiff Bay barrage!
  • Sun 5 Oct
  • Entries closed
  • Sun 5 Oct
  • Entries closed
Cardiff, South Glamorgan, UK

Oysho Cardiff Half

Secure your charity place in the Cardiff Half today. Run for charity in one of the best half marathons in the world while supporting top UK charities. Find a cause and join their team today!

  • Families
  • Carbon offset
  • Wheelchair users
  • Recycling
  • Entertainment
  • Music
  • Chip timing
  • Enter online
  • Flat
  • PB
  • Traffic free
  • Fancy dress
  • Event village
  • Urban
  • Coast
  • Sustainability policy
  • Public transport links
  • Age 17 & over
  • 13.1 miles road running
MoRunning brings everyday people together with the focus being to inspire you, your family, your kids and your friends to have the best time running! Get ready for the half marathon, Cardiff!
  • Sat 8 Nov
  • £30-£35
  • Sat 8 Nov
  • £30-£35
Cardiff, UK

Cardiff MoRun | Half Marathon

MoRunning brings everyday people together with the focus being to inspire you, your family, your kids and your friends to have the best time running! Get ready for the half marathon, Cardiff!

  • Chip timing
  • Enter online
  • Flat
  • Age 17 & over
  • 13.1 miles road running
MoRunning brings everyday people together with the focus being to inspire you, your family, your kids and your friends to have the best time running! Get ready for the 5K, Cardiff!
  • Sat 8 Nov
  • £25-£30
  • Sat 8 Nov
  • £25-£30
Cardiff, UK

Cardiff MoRun | 5K

MoRunning brings everyday people together with the focus being to inspire you, your family, your kids and your friends to have the best time running! Get ready for the 5K, Cardiff!

  • Chip timing
  • Enter online
  • Flat
  • All ages
  • 5 km road running
MoRunning brings everyday people together with the focus being to inspire you, your family, your kids and your friends to have the best time running! Get ready for the 10K, Cardiff!
  • Sat 8 Nov
  • £25-£30
  • Sat 8 Nov
  • £25-£30
Cardiff, UK

Cardiff MoRun | 10K

MoRunning brings everyday people together with the focus being to inspire you, your family, your kids and your friends to have the best time running! Get ready for the 10K, Cardiff!

  • Chip timing
  • Enter online
  • Flat
  • All ages
  • 10 km road running
MoRunning brings everyday people together with the focus being to inspire you, your family, your kids and your friends to have the best time running! Get ready for the Mini MoRun, Cardiff!
  • Sat 8 Nov
  • £12-£15
  • Sat 8 Nov
  • £12-£15
Cardiff, UK

Cardiff MoRun | Mini MoRun

MoRunning brings everyday people together with the focus being to inspire you, your family, your kids and your friends to have the best time running! Get ready for the Mini MoRun, Cardiff!

  • Chip timing
  • Enter online
  • Flat
  • Fancy dress
  • Age 3-12
  • 1.5 km road running
  • Sun 12 Oct
Newport, Rhode Island, USA

Amica Newport Marathon

  • 26.2 miles road running + 866 ft ascent
  • Sun 1 Feb 2026
Cardiff, UK

The Cardiff 5K, 10K and Half Marathon Winter Warmer Run | Half Marathon

  • 13.1 miles road running
  • Sun 1 Feb 2026
Cardiff, UK

The Cardiff 5K, 10K and Half Marathon Winter Warmer Run | 10K

  • 10 km road running
  • Sun 1 Feb 2026
Cardiff, UK

The Cardiff 5K, 10K and Half Marathon Winter Warmer Run | 5K

  • 5 km road running
  • Sun 22 Mar 2026
Merthyr Tydfil, Mid Glamorgan, UK

The Merthyr Half Marathon | Mini Fun Run

  • 0.5 km road running
  • Sun 22 Mar 2026
Merthyr Tydfil, Mid Glamorgan, UK

The Merthyr Half Marathon | Junior Fun Run

  • 1 km road running
  • Sun 22 Mar 2026
Merthyr Tydfil, Mid Glamorgan, UK

The Merthyr Half Marathon | Half Marathon

  • 13.1 miles road running

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