Join #TeamHDA for this capital to coast challenge.


Event information

You will start in Richmond-Upon-Thames, and then it is over the North Downs with wonderful Surrey and Sussex countryside to halfway point at Turners Hill.

The full 100km route heads over the South Downs before the welcome sight of the Brighton coastline comes into view.

Sign up as an individual or as a team and you’ll get full support all the way from the Action Challenge events crew, plenty of food and drink, optional camping and transfers, a special medal, T shirt and celebration finish.

With half, quarter, Marathon and 25km options also available – there’s bank holiday weekend challenge here for everyone!

Walk, jog, run for charity


Event details

  • Event date: Saturday 23 May 2026 - Sunday 24 May 2026
  • Distance: 25km, Marathon, 50km, 100km
  • Payment options: Full charity sponsorship, mixed fundraising, own place fundraising  


Why the Huntington’s Disease Association?

Fundraising for the Huntington’s Disease Association and being part of #TeamHDA is rewarding and makes a huge difference to those living with Huntington’s disease – we need your support to keep delivering the life-changing service we offer.

Register here


If you take part you will receive

  • A free sports vest or t-shirt to wear on the day (once you have raised £100)
  • A welcome email and fundraising toolkit from our friendly fundraising team
  • Support from our dedicated fundraising team to help you reach your target


Looking for a different race in your area?

We have charity places for hundreds of races in the UK. Take a look at our event directory to view races from 5k runs to marathons and from obstacle races to virtual challenges, there is something for all abilities, all year round.

Lucy and Jack - Running - Consent 2023 (3)

Run for charity - event directory

Running events

Read more