Centurion Autumn 100
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About the race
Centurion Autumn 100 is a 100-mile continuous trail race based in Goring-on-Thames and Streatley. The course forms a cross from four 25-mile out-and-back spurs along the Thames Path and Ridgeway, converging at Goring. Legs run Thames Path to Little Wittenham, Ridgeway to Swyncombe Farm, Ridgeway to Chain Hill, then Thames Path to Reading before finishing back in Goring.
Expect 80% trail, 20% road, with autumn conditions—up to 13 hours of darkness, cold, wind and wet. It features 16 aid stations, medical support, course markings, and drop bags at miles 25/50/75/100, with pacers from mile 75 and strict kit rules. Qualification is required; details on Centurion site. Visit the organization's website for the most recent information.