Date
26th Sep 2026
Location
Chilterns
Take on the Chiltern 50 on Saturday 26 September.
Choose your distance: 50km, 25km or 10km, and walk, jog, or run at your own pace through the wonderful scenery of the Chilterns countryside, with a basecamp in Henley.
Secure your place through our partner, Ultra Challenge.
Choose how you’d like to take part:
Option 1: Full charity sponsorship
Option 2: Mixed funding
Option 3: Self-funded place with charity fundraising
Pay your deposit, select Greenhouse Sports when you sign up, and raise 50% of your fundraising target at least three weeks before event day to confirm your entry.
Click the button below to check availability.