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Half marathons in South East in September 2025

Find half marathons near me in South East 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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Scenic mixed-terrain route around Bewl Water on undulating rural wooded trails and quiet country lanes. The marathon course was previously rated one of the top UK marathons.
  • Sat 13 Sep
  • £43-£45
  • Sat 13 Sep
  • £43-£45
Wadhurst, East Sussex, UK

Bewl Water Autumn | Half Marathon

Scenic mixed-terrain route around Bewl Water on undulating rural wooded trails and quiet country lanes. The marathon course was previously rated one of the top UK marathons.

  • Chip timing
  • Enter online
  • Undulating
  • Age 17-80
  • 13.1 miles trail running
This ever popular race promises amazing coastal views and a relatively flat coastal promenade run with real PB potential.
  • Sun 28 Sep
  • £24-£28
  • Sun 28 Sep
  • £24-£28
Folkestone, Kent, UK

Folkestone Rotary Half Marathon | Half Marathon

This ever popular race promises amazing coastal views and a relatively flat coastal promenade run with real PB potential.

  • Chip timing
  • Enter online
  • Flat
  • PB
  • Age 17 & over
  • 13.1 miles road running
  • Sun 7 Sep
Dorking, Surrey, UK

Bacchus Wine Half Marathon

  • 13.1 miles trail running
  • Sat 20 Sep
Winchester, Hampshire, UK

Guided Half Marathon - Winchester

  • 13.1 miles trail running
  • Sun 21 Sep
Reigate, Surrey, UK

Run Reigate | Half Marathon

  • 13.1 miles road running
  • Sun 28 Sep
Deal, Kent, UK

4 Castles Challenge

  • 13.1 miles multi terrain running
  • Sun 28 Sep
Windsor, Berkshire, UK

Windsor Half Marathon

  • 13.1 miles road running

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