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Multi-terrain runs in South East in May 2026

Find multi-terrain runs in South East in May 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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Be part of the action! The Mid Sussex Marathon Weekend returns for it’s 15th year in 2026. This unique sell-out Bank Holiday weekend event has something for everyone.
  • Sat 2 - Mon 4 May 2026
  • £6-£69
Burgess Hill, West Sussex, UK

Mid Sussex Marathon Weekend

Be part of the action! The Mid Sussex Marathon Weekend returns for it’s 15th year in 2026. This unique sell-out Bank Holiday weekend event has something for everyone.

  • Families
  • Beginner-friendly
  • Fancy dress
  • Event village
  • All ages
  • 10 miler 2
  • 10K run
  • Marathon 2
  • Fun run 6
  • Multi-terrain run
  • Sun 3 May 2026
Lancing, West Sussex, UK

Three Forts Challenge

  • Trail run
  • Half marathon
  • Marathon
  • Sat 9 - Sun 10 May 2026
Henley-on-Thames, Buckinghamshire, UK

Tough Mudder London West

  • Obstacle race 5
  • Sat 16 - Sun 17 May 2026
Henley-on-Thames, Buckinghamshire, UK

London West Spartan Trifecta Weekend

  • Fun run 6
  • 5K run 2
  • Half marathon
  • 10K run

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