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Trail runs in September 2026

Find trail runs near me in September 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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Previously rated one of the top 10 UK marathons! Scenic mixed-terrain routes following Bewl Water around the reservoir route on undulating rural wooded trails and quiet country lanes.
  • Sat 12 Sep 2026
  • £33-£62
Wadhurst, East Sussex, UK

Bewl Water Autumn

Previously rated one of the top 10 UK marathons! Scenic mixed-terrain routes following Bewl Water around the reservoir route on undulating rural wooded trails and quiet country lanes.

  • Newcomers
  • Event village
  • Rural
  • Age 15-80
  • 10K run
  • Half marathon
  • Marathon
  • 50K ultra run
Push your limits in this late-summer Thetford Backyard Ultra — run 4.167 miles every hour, on the hour, until only one runner remains standing.
  • Sat 12 Sep 2026
  • £60-£100
Brandon, Suffolk, UK

Thetford Back Yard Ultra Festival

Push your limits in this late-summer Thetford Backyard Ultra — run 4.167 miles every hour, on the hour, until only one runner remains standing.

  • Families
  • Newcomers
  • Event village
  • Age 12 & over
  • Fixed time runs 2
  • Ultra run
Set in the heart of the beautiful New Forest, with a Grade I listed 'calendar' manor house as the backdrop, this is a technical trail loop suitable for all abilities.
  • Sun 20 Sep 2026
  • £37.50-£39.50
Christchurch, Hampshire, UK

Something to Talk About

Set in the heart of the beautiful New Forest, with a Grade I listed 'calendar' manor house as the backdrop, this is a technical trail loop suitable for all abilities.

  • Families
  • Newcomers
  • Enter online
  • Undulating
  • Traffic free
  • Event village
  • Age 18 & over
  • 7 hrs trail running + 404 ft ascent
Celebrating the unique valleys of the Lake District which are part of the UNESCO World Heritage Site status, by linking them together with spectacular trail and ultra routes for you to enjoy!
  • Fri 25 - Sun 27 Sep 2026
  • £57.50-£185
Keswick, Cumbria, UK

Altra 13 Valleys

Celebrating the unique valleys of the Lake District which are part of the UNESCO World Heritage Site status, by linking them together with spectacular trail and ultra routes for you to enjoy!

  • Newcomers
  • Event village
  • Rural
  • Mountains
  • Sustainability policy
  • Age 17 & over
  • Trail run
  • Ultra run 3
  • Fri 4 Sep 2026
Bury Saint Edmunds, Suffolk, UK

Ickworth Sunset Chase

  • 5K run
  • 10K run
  • Sat 5 Sep 2026
Skipton, North Yorkshire, UK

Malham 10K

  • 10 km trail running
  • Thu 10 - Sun 13 Sep 2026
London, UK

Run2Paris

  • 4 days multi terrain running
  • Sat 12 - Sun 13 Sep 2026
Retford, Nottinghamshire, UK

Robin Hood 100

  • 100 miles road running

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