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Road runs in South East in September 2026

Find road runs in South East 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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An inspiring half marathon in Windsor Great Park, starting and finishing on the Long Walk with Windsor Castle as the backdrop - probably the most iconic of all road race finishes in the UK!
  • Sun 27 Sep 2026
  • £0.50-£33.50
Windsor, Berkshire, UK

Windsor Half Marathon & Sprite Sprint

An inspiring half marathon in Windsor Great Park, starting and finishing on the Long Walk with Windsor Castle as the backdrop - probably the most iconic of all road race finishes in the UK!

  • Families
  • Recycling
  • Newcomers
  • Dogs allowed at venue
  • Entertainment
  • Event village
  • Park
  • Public transport links
  • Age 5 & over
  • Half marathon
  • Fun run
  • Sun 20 Sep 2026
Winchester, Hampshire, UK

Winchester Half Marathon

  • Fun run
  • Half marathon
  • Sun 27 Sep 2026
Horsham, West Sussex, UK

Run Barns Green

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

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