An iconic 50km ultra set in the heart of the Chiltern Hills.
The Chiltern Ridge will return for its 3rd edition on May 8th 2021
This event is now sold out — Thank you for support and sorry to those who missed out.
To earn free entry to the 2022 race, drop us an email about volunteering.
Stay tuned for details of the Chiltern Ridge Half Marathon which will be shared soon. You can also still enter our other 50km ultras — Greensand Country (Bedfordshire) or Eden Valley (Kent).















