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Half marathons in Greater London in October 2025

Find half marathons near me in Greater London in October 2025 - filter by date or location, display on a map or use the advanced search to find your perfect race.

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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.
  • Sun 5 Oct
  • £43-£45
Richmond, UK

Thames Meander Autumn | 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 + 300 ft ascent
  • Sun 5 Oct
Kingston upon Thames, UK

Kingston Half Marathon

  • 13.1 miles multi terrain running
  • Sun 12 Oct
Richmond, UK

The Richmond Autumn Riverside 10K and Half Marathon Run | Half Marathon

  • 13.1 miles multi terrain running
  • Sun 19 Oct
Richmond, UK

Richmond Park October 5K, 10K and Half Marathon | Half Marathon

  • 13.1 miles multi terrain running

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