Runaway Adventures - Chiltern Hills 100k

The Chiltern Hills 100K is an ultra marathon event scheduled for April 26, 2025, organized by Runaway Racing. This challenging race takes participants on a scenic 100-kilometer loop through the picturesque Chiltern Hills, starting and finishing in Chesham. Runners will traverse beloved trails, including sections of The Ridgeway and Chiltern Way, while passing notable landmarks such as Ashridge Estate and Coombe Hill.

The event features six aid stations, GPS tracking, and is open to runners aged 20 and above. Registration is available for £120, with discounts for affiliated runners. Visit the organization's website for the most recent information.