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50K ultra runs in Oxfordshire in September 2025

Find 50k ultra runs near me in Oxfordshire in September 2025 - search by date or place, display on a map or use the advanced search to find your perfect race.

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The full distance option of the Chiltern 50 Challenge from basecamp in Henley on a loop via Greys Court, the Ridgeway, Shakespeare's Way, The Chilterns and Hambleden Village.
  • Sat 27 Sep 2025
  • 10 charities
  • Sat 27 Sep 2025
  • 10 charities
Henley-on-Thames, Buckinghamshire, UK

Chiltern 50 Ultra Challenge | Full 50km charity places

The full distance option of the Chiltern 50 Challenge from basecamp in Henley on a loop via Greys Court, the Ridgeway, Shakespeare's Way, The Chilterns and Hambleden Village.

  • Enter online
  • GPS tracking
  • Undulating
  • Age 18 & over
  • 50 km trail running + 920 m ascent

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