About the event
Date: Sunday 4th October 2026
Location: Cardiff, CF10 3RB
Distance: Half Marathon (13.1 miles)
This is Wales’ largest mass-participation and multi-charity fundraising event, and the second largest half marathon in the UK.
Its flat, fast course passes all the city’s most breathtaking scenery and iconic landmarks including Cardiff Castle, the Principality Stadium and stunning Cardiff Bay.
Thousands of spectators turn out to cheer on the runners in a city renowned for its sporting passion.
By taking on this challenge you will be helping us to save sight and change lives.
Apply for a charity place
- Registration Fee: £30 + booking fee
- Fundraising Target: £350
Please note: the registration deadline is 3rd August 2026.
When you run with us, you'll receive:
- A Fight for Sight running vest to wear with pride in training and at the event
- A fundraising pack with tips and ideas to help you reach your target
- Regular contact and support from our friendly team
For more information, please email events@fightforsight.org.uk or call our office on 020 7620 2066.
Frequently Asked Questions
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I have a vision impairment, can I take part?
Yes. We are proud to work with the Richard Whitehead Foundation who provide trained Support/Guide Runners that are hand-picked to match your needs. Your Support Runner will receive a free entry into your chosen event. If you'd like a Support Runner (or you already have a Support Runner but require a free entry for them) then please get in touch with us events@fightforsight.org.uk. You can also register your interest with the Richard Whitehead Foundation to find out more.
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What happens if I'm not able to raise the fundraising target?
We will provide you with handy tips and resources to help you reach your target. You can also get inspiration from our Fundraising Ideas. If for any reason you are struggling with your fundraising, please get in touch with our events team who will happily support you - events@fightforsight.org.uk
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Do you have a step-by-step guide on fundraising for Fight For Sight?
We have a handy fundraising pack with all the information you need to fundraise for us - including how to create a memorable event, top tips for success and a printable checklist for you to keep on hand!
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When will I receive my Fight for Sight top?
You will receive your branded top in the post no later than 2 weeks prior to the event date. If you’d like your top sooner then let us know - events@fightforsight.org.uk
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I need help — who can I contact?
Contact our events team at events@fightforsight.org.uk who will happily help.