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JDRF has now rebranded to Breakthrough T1D.
Our name has changed, our mission has not.

Runs

Royal Parks Half Marathon 2025

Run on closed roads past many of London’s world-famous landmarks and through four of its eight Royal Parks.
Location: London, United Kingdom Date: Sunday 12 October 2025 Price: £35

Female runner in the park on a sunny day

About the event

The Royal Parks Half Marathon is London’s original half marathon.

Lucky participants get to run on closed roads through many of the capital’s world-famous landmarks and four of London’s eight Royal Parks – Hyde Park, The Green Park, St James’s Park and Kensington Gardens. Take on this iconic London route, and experience a run like no other!

How to enter the Royal Parks Half Marathon 2025

Our charity places for the Royal Parks Half 2025 are now sold out.

If you’re interested in being added to the waiting list, please email events@breakthrought1d.org.uk.

Use your own place

If you secure your own place with the race organisers or your running club, we’d be delighted to have you join Team Breakthrough T1D and we’ll support you every step of the way.

You’ll receive all the benefits of a charity place runner – with no minimum sponsorship requirement!

Register your own place

How much do places cost?

Registration fee: £35
Minimum fundraising target: £350

Why run for Breakthrough T1D?

Our support includes:

  • Ongoing support from our friendly events team, including regular newsletters with training and fundraising tips
  • Access to fundraising materials, such as sponsorship forms, collection boxes and balloons
  • A free Breakthrough T1D running vest with your name on*
  • Cheering materials for your family and friends
  • The loudest voices cheering for you on race day

*Your Breakthrough T1D running vest will be sent to you once you have raised £100 towards your overall target. Vests are usually sent 1-2 months before the event.

Got any questions?

Don’t hesitate to get in touch with us on events@breakthrought1d.org.uk. We look forward to hearing from you!

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