Runaway Adventures - North Chilterns 50K

Luton, United Kingdom • 12 Oct 2025

The North Chilterns 50K is an ultra marathon trail race held in the scenic countryside east of Luton, UK. Starting and finishing at the picturesque Putteridge Bury Estate, the 50-kilometer course features ridgeline trails with stunning views of Warden Hill, Barton, and Pegsdon Hills. The route is fully marked and includes varied terrain with undulating sections and several climbs, totaling 798 meters of elevation. Aid stations provide hydration and nutrition, including Precision Fuel & Hydration products. The event supports the Chilterns Neuro Centre and is open to runners aged 20 and over, with a 9-hour time limit and a maximum of 250 participants. Visit the organization's website for the most recent information.

Race information

UTMB 50K
50 km
798 m+
50k Ultra
Visit the organization's website for the most recent information.
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