Jurassic Coast Ultra Challenge 2025

This exciting challenge has various options to explore the spectacular Jurassic Coast to raise money for Asthma + Lung UK.

About the event 

Join 3,000 adventurers of all experience levels & ages and Walk, Jog or Run the spectacular Jurassic Coast - a World Heritage Site. Choose from the full 100km challenge, 75km, a 50km half challenge, a 25km quarter, Jurassic Marathon or even a 10km distance. Starting from Corfe Castle, the route heads to Swanage, then along to Lulworth Cove, past Durdle Door, with ups and downs all the way to the Weymouth halfway point.

Your entry includes free food and drink at regular rest stops, plus support including medics, marshals and massage. As you cross the finish line, you’ll get a glass of fizz, t-shirt, and a medal to commemorate your achievement.  

As Asthma + Lung UK are an official partner on this event, you get a 50% discount on the ‘Full Sponsorship’ registration fee when signing up to support us. We'll also send you a free A+LUK t-shirt and neck buff when you sign up to this event to support our work. 

Sign up now 

Distance and sponsorship options. 

Full Sponsorship – you pay a small registration fee, do lots of fundraising and we cover the cost of your event place! As we are an official Charity Partner – you get 50% off the standard registration fee! 

100km: Reg fee £50 (£25 when you sign up with Asthma + Lung UK) + fundraising target £575. 

Shorter distances and lower fundraising targets are also available! 

Mixed Funding – pay half of the event place cost yourself, fundraise a bit less and we pay the balance of the event place cost. 

100km: Reg fee £110 + fundraising target £330.

Shorter distances and lower fundraising targets are also available! 

Self Fund – you pay the full cost of the event place - fundraise whatever you want, with no set target or deadline, and there’s no cost at all to the charity! 

Get in touch

If you have questions about the event and want to know more, please do not hesitate to contact our events team at events@asthmaandlung.org.uk.