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Trail runs in Greater London in August 2025

Find trail runs near me in Greater London in August 2025 - search by date or place, display on a map or use the advanced search to find your perfect race.

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Click an event for full event details, location, route, sustainability, what's included and how to enter.

Previously rated one of the top 10 UK marathons by Runners World! Stunningly scenic riverside routes along the Thames towpath. Flat, fast and very runnable with great runner support.
  • Sat 9 Aug 2025
  • £53-£55
  • Sat 9 Aug 2025
  • £53-£55
Richmond, UK

Thames Meander Summer | Marathon

Previously rated one of the top 10 UK marathons by Runners World! Stunningly scenic riverside routes along the Thames towpath. Flat, fast and very runnable with great runner support.

  • Chip timing
  • Enter online
  • Flat
  • Age 18 & over
  • 26.2 miles trail running
Stunningly scenic riverside route along the Thames towpath. Flat, fast and very runnable with great runner support. The marathon on the same day was previously rated one of the top 10 UK marathons.
  • Sat 9 Aug 2025
  • £43-£45
  • Sat 9 Aug 2025
  • £43-£45
Richmond, UK

Thames Meander Summer | Half Marathon

Stunningly scenic riverside route along the Thames towpath. Flat, fast and very runnable with great runner support. The marathon on the same day was previously rated one of the top 10 UK marathons.

  • Chip timing
  • Enter online
  • Flat
  • Age 17 & over
  • 13.1 miles trail running
Stunningly scenic riverside route along the Thames towpath. Flat, fast and very runnable with great runner support. The marathon on the same day was previously rated one of the top 10 UK marathons.
  • Sat 9 Aug 2025
  • £33-£35
  • Sat 9 Aug 2025
  • £33-£35
Richmond, UK

Thames Meander Summer | 10K

Stunningly scenic riverside route along the Thames towpath. Flat, fast and very runnable with great runner support. The marathon on the same day was previously rated one of the top 10 UK marathons.

  • Chip timing
  • Enter online
  • Flat
  • Age 17 & over
  • 10 km trail running

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