Runaway Adventures - Chiltern Hills 100k

The Chiltern Hills 100K is an ultra marathon set to take place on April 26, 2025, featuring a scenic route through the picturesque Chiltern Hills. Starting and finishing in Chesham, the race covers a marked anticlockwise loop that includes notable landmarks such as Ashridge Estate and Ivinghoe Beacon. Participants will navigate a challenging 100K course with a total elevation gain of over 1800 meters.

The event is designed for runners aged 20 and above, with a maximum of 250 participants. Aid stations will be available throughout the route, providing essential support and refreshments. Visit the organization's website for the most recent information.