Chiltern 50 Ultra Challenge
26 Sept 2026
Walk, Jog or Run – 50km, 25km, 10km options available
A 50km looped challenge in some of the Chilterns finest countryside, with historic trails, rolling hills, nature reserves, with fantastic views. Join up to 2,000 adventurers and take it on at your pace as a walk, jog, or run – and fundraise for your favourite charity! A basecamp in Henley, and a route with real variety and some wonderful scenery – and easily accessible from London. Sign up as an individual or as a team; you’ll get full support all the way, plenty of food & drink, optional camping & transfers, a special medal, T shirt and celebration finish. With 25km & 10km options also available – there’s a Chilterns Challenge for everyone! Push yourself further in 2026, take on an Ultra Challenge – the UK’s No.1 Series of treks & trail challenges!
Click here for full details of prices and to sign up: Chiltern 50 Ultra Challenge
WHAT YOU’LL GET:
✓ Inclusive & fun event with a great atmosphere and camaraderie
✓ Choose your distance, from 10km to 100km
✓ Walk, jog, or run – it’s your challenge, your way!
✓ A fully signed route, with a team of ‘Trekmasters’ out on the trail with you
✓ Regular covered rest stops, with free food & drink
✓ An epic finish line moment, with a glass of fizz, medal and t-shirt
✓ Camping, transfer and parking options to make getting there & away easy
✓ Full fundraising support, and a choice of fundraising options HERE