Chiltern 50 Ultra Challenge

Chiltern 50 is a 50 km looped challenge in some of the best Chiltern countryside, with nature reserves and historical trails. Followed with a Saturday night celebration BBQ, bar & entertainment in Henley basecamp.

Date: Sat 27th September 2025
Location: Henley basecamp
Distance: 50km, 25km or 10km – it’s up to you! 

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Ultra challenge provides a series of endurance events for a wide range of fitness & ages. It’s the UK’s #1 series of treks & trail runs. Full support and hospitality is available with each route.

Click here for more event info on the Ultra Challenge website.

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