The Maverick X Series Chilterns

Stonor, United Kingdom • 19 Jul 2025

The Maverick X Series Chilterns 2025 is an exciting trail running event set in the picturesque Stonor Park, known for its historic manor house and ancient deer herd. Participants can choose from four challenging routes: Ultra (52 km), Long (42 km), Middle (22 km), and Short (12 km), all featuring stunning landscapes and steep gradients. The event emphasizes safety, with cut-off points and mandatory gear for longer distances. Aiming for a plastic-free experience, runners are encouraged to bring reusable cups. The event not only promotes fitness but also supports Alzheimer's Research UK through fundraising opportunities. Visit the organization's website for the most recent information.

Race information

UTMB 50K
52 km
1223 m+
Ultra
42 km
1016 m+
Long
22 km
517 m+
Middle
12 km
244 m+
Short
Visit the organization's website for the most recent information.
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