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Runs in Berkshire in September 2026

Find runs in Berkshire 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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Select an event for photos, video, route, location, reviews, entry fees and how to enter.

England’s greatest river provides a fantastic backdrop for an unforgettable 'festival' challenge weekend, with distances from 10km right up to 100km there’s a Thames Challenge for everyone!
  • Fri 11 - Sun 13 Sep
  • £39-£199
London

Thames Path Ultra Challenge

England’s greatest river provides a fantastic backdrop for an unforgettable 'festival' challenge weekend, with distances from 10km right up to 100km there’s a Thames Challenge for everyone!

  • 100K ultra run 2
  • 50K ultra run 2
  • Trail run 4
  • Ultra run
  • 10K run
  • + 4 more races
  • Families
  • Beginner-friendly
  • Entertainment
  • Music
  • Event village
  • Urban
  • Rural
  • Age 14 & over
Choose your distance and chase your personal best on the flat, chip-timed course at London 2012's iconic Olympic venue; all abilities welcome.
  • Sat 26 Sep
  • £28-£34
Windsor, Buckinghamshire

Run Dorney Lake | September

Choose your distance and chase your personal best on the flat, chip-timed course at London 2012's iconic Olympic venue; all abilities welcome.

  • 5K run
  • 10K run
  • Half marathon
  • Families
  • Recycling
  • Beginner-friendly
  • Event village
  • Sustainability policy
  • Public transport links
  • Age 11 & over
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
  • £0.50-£48
Windsor, Berkshire

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!

  • Half marathon
  • Fun run
  • Families
  • Recycling
  • Beginner-friendly
  • Dogs allowed at venue
  • Entertainment
  • Event village
  • Park
  • Public transport links
  • Age 5 & over
  • Sun 20 Sep
  • £7-£26
Reading, Berkshire

Thames 10K

  • Fun run
  • 10K run
  • Sat 26 Sep
  • From £24.50
Windsor, Berkshire

Windsor Womens 10K

  • 10 km road running

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