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100K ultra runs in Oxfordshire in July 2025

Find 100k ultra runs near me in Oxfordshire in July 2025 - search by date or place, display on a map or use the advanced search to find your perfect race.

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Take on the full 100K Race to the Stones ultramarathon in one go. Fully supported through day and night on an incredibly scenic and historic route.
  • Sat 12 Jul 2025
  • 3 charities
  • Sat 12 Jul 2025
  • 3 charities
Watlington, Oxfordshire, UK

Race to the Stones | 100K Non-stop charity places

Take on the full 100K Race to the Stones ultramarathon in one go. Fully supported through day and night on an incredibly scenic and historic route.

  • Chip timing
  • Enter online
  • GPS tracking
  • Undulating
  • Age 18 & over
  • 100 km trail running + 3704 ft ascent
Take on the full 100K Race to the Stones ultramarathon with an overnight stop at the all-inclusive Basecamp, meaning a good nights' sleep in between the 50K stints.
  • Sat 12 Jul 2025
  • 3 charities
  • Sat 12 Jul 2025
  • 3 charities
Watlington, Oxfordshire, UK

Race to the Stones | 100K Two Days with camping charity places

Take on the full 100K Race to the Stones ultramarathon with an overnight stop at the all-inclusive Basecamp, meaning a good nights' sleep in between the 50K stints.

  • Chip timing
  • Enter online
  • GPS tracking
  • Undulating
  • Age 18 & over
  • 100 km trail running + 3704 ft ascent
  • Sat 12 Jul 2025
Watlington, Oxfordshire, UK

Race to the Stones | 100K Two Days no camping

  • 100 km trail running + 3704 ft ascent

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