Sun 4 Oct 2026 Cardiff, South Glamorgan, UK

Oysho Cardiff Half

An iconic road race around Wales' capital offering a flat course from the castle to the marina and over the Cardiff Bay barrage!

Charity places
  • Sun 4 Oct 2026
Cardiff Castle, Cardiff
Oysho Cardiff Half

10:00

Age 17 & over

£58

  • 13.1 miles road running + 81 m ascent

Event overview

Recognised by World Athletics as one of the best half marathons in the world!

Event community

Event details

  • Event village
  • Families
  • Fancy dress
  • Spectators
  • Traders at event
  • Venue accessible

Route

  • Cut off time
  • Distance markers
  • Entertainment
  • First aid
  • Flat
  • Marshals
  • No headphones
  • Out and back
  • PB
  • Sweeper
  • Toilets
  • Traffic free
  • Water stations
  • GPX available

Location

  • Bar
  • Cafe
  • Changing facilities
  • Coast
  • Entertainment
  • Music
  • Paid parking
  • Secure bag storage
  • Showers
  • Toilets
  • Urban

What's included

  • Cash prizes
  • Chip timing
  • Eco goody bag
  • Eco medal
  • Event app
  • Technical t-shirt
  • Training plan
  • Vouchers

Sustainability

  • Carbon offset
  • Public transport links
  • Recycling
  • Sustainability policy

Do it for charity

Looking to do this event for charity? Do it for one of the charities below or see the full list of charities on the Cardiff Half Marathon charity places for 2026 page.

HEART UK fundraisers
Quick book Heart

HEART UK

Run through the vibrant streets of Cardiff and make every step count β€” helping fight high cholesterol and protect hearts across the UK.

  • Running vest
  • Fundraising support
  • Fundraising materials
  • Dedicated contact

Sign up
£60

Fundraise
£250

How to enter

  • Age 17 & over
  • 27500 places
  • Entries closed
  • Charity places
  • Enter online
  • Event merch available
  • Race pack by post
  • Series discount

Other Wales events

Other UK events

4 steps to wellbeing
Sleep well

A good night's sleep is an essential foundation for a healthy lifestyle, effective training and weight control.

Train slow

Low-intensity training is easier for you, reduces the risk of injury and helps builds an efficient aerobic system.

Eat natural

Cut out sugar & junk food, reduce carbs, eat natural foods and train your body to burn fat for fuel.

Get outdoors

Fresh air, natural light and reconnecting with nature all help to improve mental and physical wellbeing.