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Run

Oysho Cardiff Half Marathon

Event Type Half Marathon
Event Date 05 October 2025
Location Cardiff
Registration Fee £15
Fundraising Target £250
Level Moderate

 


The Oysho Cardiff Half Marathon is Wales' largest mass participation event, with fantastic crowd support on race day. 

The route will take you past the capital’s most iconic landmarks, with beautiful scenery and historic buildings.

The mainly fast and flat route makes it ideal for both beginners and those aiming to achieve a personal best.

Running for Alzheimer’s Society

Charity entries

Join team Alzheimer’s Society at the Oysho Cardiff Half Marathon and feel amazing about giving help and hope to people living with dementia. To run the Cardiff Half Marathon, you’ll need to pay a registration fee of £15 and set a fundraising target of £250. We’ll be there to support you every step of the way. 

Sign up today!

When you run for us, you'll receive:

  • a support pack with fundraising help and materials
  • a free running top to wear on race day
  • detailed training guides for different abilities and personalised support from our experts
  • access to a Facebook group where you can chat to other runners
  • support from our dedicated events team to help you smash your fundraising target
  • the biggest cheers on race day and an invite to our post-race marquee for well-deserved refreshments.

 

Own place entries

Already have your own place in the Oysho Cardiff Half Marathon? Use it to run for Alzheimer’s Society and join thousands of others who are determined to stop dementia devastating lives. 

You’ll have no registration fee and we’ll be there to support you every step of the way. Simply set your own fundraising target and we'll work with you to help you smash it. 

Use your place to run for us

Fundraising for Alzheimer's Society

We know that fundraising can be just as challenging as the event, but our expert team will be on hand to help. Your support pack will get you started, and we’ll be in regular contact with support, advice and ideas.

JustGiving

Kick-start your fundraising by setting up a JustGiving page. You can easily share your page with your friends, family and colleagues on social media and email, plus everything happens automatically.

The money you donate is sent to us, Gift Aid collected, and your sponsors thanked. Job done!

Set up a JustGiving page

Fundraising for your run

From posters and sponsorship forms to social media badges and advice on promoting an event, find all the resources you need to smash your fundraising in our hub.

Go to the fundraising hub

Frequently asked questions

Contact us about this event

Got a question about this event? Get in touch and we'll respond as soon as we can.

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Call the events team