Course
A single loop of the South Downs National Park starting and finishing at Plumpton Racecourse in East Sussex, setting off at 6am Saturday with a 34-hour limit. The route is 95% trail and 5% road over rolling hills, with around 12,000ft of climbing and 12 aid stations on a marked course.
Key dates
- ★Race dayOctober 2027 · date to be announced
About
The South Downs 100 miles is a single loop trail race through the beautiful South Downs National Park. Runners will begin at the fantastic venue of Plumpton Racecourse before encountering an iconic and beautiful but challenging route. There is over 12,000 ft of elevation, with rolling hills, stunning views, 12 aid stations and a 34 hour cutoff time.
Save UK Ultra South Downs 100 Mile 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.