Course
All distances start and finish at Henley Showground and loop through the Chilterns on historic trails, rolling hills and nature reserves. The 50 km carries about 920 m of ascent, the 25 km about 500 m and the 10 km about 235 m. Marquee rest stops with catering, seating and medical cover come roughly every 12.5 km. Participants may walk, jog or run.
Key dates
- ★Race daySeptember 2027 · date to be announced
About
Explore the picturesque Chiltern Hills at the Chilterns 50, a challenging ultramarathon through one of the most scenic regions of southern England. This point-to-point race takes runners on a scenic journey through rolling countryside, ancient woodlands, and charming villages, offering a true test of endurance and a chance to immerse yourself in the natural beauty of the Chilterns.
Save Chilterns 50 to your season and RunCalendar reminds you the morning entries open and before they close. Free on iPhone, no account needed.
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A confirmed date shows its day; a provisional one shows only its month, because we won't claim a day we don't have. This page is rebuilt every night from the RunCalendar catalogue.