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10K runs in South Wales

Find 10k runs near me in South Wales for 2025/2026 - search by date or place, display on a map or use the advanced search to find your perfect race.

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Click an event for full event details, location, route, sustainability, what's included and how to enter.

This fast and fun race attracts some of the UK’s top athletes and gives runners of all abilities opportunity to get involved in the festival of running, without committing to the marathon distance.
  • Sun 13 Apr
  • £26-£28
  • Sun 13 Apr
  • £26-£28
Newport, Gwent, UK

ABP Newport Wales 10K

This fast and fun race attracts some of the UK’s top athletes and gives runners of all abilities opportunity to get involved in the festival of running, without committing to the marathon distance.

  • Chip timing
  • Enter online
  • Flat
  • Traffic free
  • Age 15 & over
  • 10 km road running
If you fancy a mid-week 10K challenge then come and take on the Cardiff MidWeeker in the stunning Bute Park. You could get a corporate team together and get your company running!
  • Wed 30 Apr
  • £22
  • Wed 30 Apr
  • £22
Cardiff, UK

Cardiff MidWeeker 5K, 10K & team relay | 10K

If you fancy a mid-week 10K challenge then come and take on the Cardiff MidWeeker in the stunning Bute Park. You could get a corporate team together and get your company running!

  • Chip timing
  • Enter online
  • Age 15 & over
  • 10 km multi terrain running
If you fancy a mid-week team challenge then come and take on the Cardiff MidWeeker in the stunning Bute Park. Buddy up in pairs or get a corporate team together!
  • Wed 30 Apr
  • £40
  • Wed 30 Apr
  • £40
Cardiff, UK

Cardiff MidWeeker 5K, 10K & team relay | 10K relay

If you fancy a mid-week team challenge then come and take on the Cardiff MidWeeker in the stunning Bute Park. Buddy up in pairs or get a corporate team together!

  • Chip timing
  • Enter online
  • Age 15 & over
  • 10 km multi terrain running
It's time to conquer the Cardiff Summer 10K, have a morning out with family, friends, or colleagues and enjoy the stunning Bute Park then receive your superb medal!
  • Sat 7 Jun
  • £22-£25
  • Sat 7 Jun
  • £22-£25
Cardiff, UK

Conquer Cardiff Summer | 10K

It's time to conquer the Cardiff Summer 10K, have a morning out with family, friends, or colleagues and enjoy the stunning Bute Park then receive your superb medal!

  • Chip timing
  • Enter online
  • Flat
  • Traffic free
  • Age 15 & over
  • 10 km road running
A perfect Saturday trail 10K from Penrice Castle on a loop towards Oxwich Bay then back to the event hub for a medal, a picnic lunch and to enjoy the whole Ultra Challenge atmosphere.
  • Sat 19 Jul
  • £39
  • Sat 19 Jul
  • £39
Swansea, West Glamorgan, UK

Gower Peninsula Ultra Challenge | 10K Loop

A perfect Saturday trail 10K from Penrice Castle on a loop towards Oxwich Bay then back to the event hub for a medal, a picnic lunch and to enjoy the whole Ultra Challenge atmosphere.

  • Enter online
  • Undulating
  • Age 8 & over
  • 10 km multi terrain running + 250 m ascent
  • Sun 16 Feb
Caerphilly, Gwent, UK

Caerphilly Trail 5K and 10K | 10K

  • 10 km trail running
  • Sat 1 Mar
Cardiff, UK

St David's Day Run | 5K

  • 5 km road running
  • Sat 1 Mar
Cardiff, UK

St David's Day Run | 10K

  • 10 km road running
  • Sat 8 Mar
Swansea, West Glamorgan, UK

Gower Gallop Trail Races | 10K

  • 10 km trail running
  • Sun 6 Apr
Swansea, West Glamorgan, UK

BRISCO Gorseinon 10K | 10K

  • 10 km road running
  • Sun 27 Apr
Tredegar, Gwent, UK

Hospice of the Valleys Six Mile Race and Junior One Mile Run | Six Mile Race

  • 6 miles road running
  • Sat 10 May
Port Talbot, West Glamorgan, UK

Afan Chase Trail Races | 10K

  • 10 km trail running
  • Sun 11 May
Caerphilly, Gwent, UK

Bryn Meadows Caerphilly 10K & Caerphilly 2K | 10K

  • 10 km road running

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