Spring Trail Series by Ultra X

Haslemere, United Kingdom • 18 Apr 2026

Ultra X’s Spring Trail Series is staged on the Serpent Trail in the South Downs National Park, with all races starting and finishing at Cowdray Farm Shop near Midhurst—a spectator-friendly hub featuring an on-site expo and camping options. The event offers five distances: 12km, 25km, 50km, 50-mile, and 110km, winding through greensand hills, rivers, woodland and lowland heath. The course is fully marked and supported by medical staff and well-stocked aid stations. Cut-offs are relaxed to emphasize the adventure. Some distances are UTMB World Series indexed races, linking Ultra X to a wider trail-racing circuit. Visit the organization's website for the most recent information.

Race information

UTMB 20K UTMB 50K UTMB 100K
110 km
110km
50 mi
50 Miler
50 km
25 km
12 km
Visit the organization's website for the most recent information.
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