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Runs in South Wales

Find 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.

If you fancy a mid-week run 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-£40
  • Wed 30 Apr
  • £22-£40
Cardiff, UK

Cardiff MidWeeker 5K, 10K & team relay

If you fancy a mid-week run 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!

  • Wheelchair users
  • Newcomers
  • Dogs allowed
  • Event village
  • Park
  • Age 11 & over
  • 5K run
  • 10K run 2
A new Ultra Challenge for this year, set on the stunning Gower Peninsula – the UK’s first Area of Outstanding Natural Beauty and famous for its golden beaches.
  • Sat 19 - Sun 20 Jul
  • £39-£199
  • Sat 19 - Sun 20 Jul
  • £39-£199
Swansea, West Glamorgan, UK

Gower Peninsula Ultra Challenge

A new Ultra Challenge for this year, set on the stunning Gower Peninsula – the UK’s first Area of Outstanding Natural Beauty and famous for its golden beaches.

  • Newcomers
  • Entertainment
  • Event village
  • Rural
  • Age 8 & over
  • 100K ultra run 2
  • Ultra run
  • 50K ultra run 2
  • Marathon
  • Multi-terrain run
  • + 1 more race
  • Sun 30 Mar
Merthyr Tydfil, Mid Glamorgan, UK

San Domenico 20/10 Miler

  • 10 miler
  • Half marathon
  • Sat 5 Apr
Bridgend, South Glamorgan, UK

Vale Coastal Trail Races

  • 10 miler
  • Trail run
  • Ultra run
  • Sat 5 Apr
Newport, UK

The CANUM

  • 40 miles trail running
  • Sat 5 Apr
Penarth, South Glamorgan, UK

The Medieval Backyard Ultra

  • 1 hr trail running
  • Sun 6 Apr
Swansea, West Glamorgan, UK

BRISCO Gorseinon 10K

  • Fun run
  • 10K run
  • Sun 6 Apr
Monmouth, Gwent, UK

The Kymin Dash

  • 7 miles multi terrain running
  • Sun 6 Apr
Cardiff, UK

Bunny Run

  • 4 km trail running
  • Sun 13 Apr
Newport, Gwent, UK

ABP Newport Marathon Festival

  • Marathon
  • Half marathon
  • 10K run
  • Fun run 3
  • Sat 19 Apr
Newport, Isle of Wight, UK

Newport to Ryde

  • 7 miles multi terrain running
  • Sat 26 Apr
Abergavenny, Gwent, UK

The Cwmyoy Horseshoe Fell Race

  • 5.6 miles fell running
  • Sun 27 Apr
Tredegar, Gwent, UK

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

  • Fun run
  • 10K run
  • Sat 3 May
Treharris, Mid Glamorgan, UK

Phoenix South Wales - Dragonfly Run

  • 7 hrs multi terrain running
  • Sun 4 May
Cardiff, UK

Cardiff 5K - Race For Victory

  • 5 km road running
  • Fri 9 May
Cardiff, UK

Cardiff to London

  • 200 miles trail running
  • Sat 10 May
Port Talbot, West Glamorgan, UK

Afan Chase Trail Races

  • 10K run
  • Half marathon
  • Sat 10 May
Cardiff, UK

Radyr Trail Races: Half Marathon and Marathon

  • Half marathon
  • Marathon
  • Sun 11 May
Caerphilly, Gwent, UK

Bryn Meadows Caerphilly 10K & Caerphilly 2K

  • Fun run
  • 10K run
  • Sat 17 May
Merthyr Tydfil, Powys, UK

OTT Trail Marathon and 10 Mile Race - Brecon Beacons

  • 10 miler
  • Marathon
  • Sun 18 May
Cardiff, UK

Phoenix South Wales - Dragons Eye

  • 7 hrs trail running
  • Wed 21 May
Cardiff, UK

SSAFA Cardiff 5K Road Race Series - Race 1

  • 5 km road running
  • Sun 25 May
Pontypridd, Mid Glamorgan, UK

Treforest 10K

  • 10 km trail running + 200 ft ascent
  • Sun 25 May
Swansea, West Glamorgan, UK

The Swansea 5K

  • 5 km road running
  • Sat 31 May
Aberdare, Mid Glamorgan, UK

Sausage Dog Run - Wales

  • 1 day trail running

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