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100K ultra runs in Chichester

Find 100k ultra runs in Chichester in 2025/2026 - filter by date, location or category, display on a map or use the advanced search to find your perfect race.

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The full circuit takes in both the Coastal and Castle loops for a magnificent tour of the stunning South Downs. Steeped in history and uniquely varied, the 100K offers a course truly fit for royalty.
  • Sat 20 Jun 2026
  • 4 charities
Chichester, West Sussex, UK

Race to the King | 100K Non-Stop charity places

Secure your charity place in the Race to the King 100K Non-Stop today. Run for charity in a scenic ultramarathon while supporting top UK charities. Find a cause and join their team today!

  • Chip timing
  • Enter online
  • GPS tracking
  • Undulating
  • Age 18 & over
  • 100 km trail running + 1510 m ascent

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