Team CHF for The Big Half 2025

Join thousands of other participants in this spectacular half marathon event through the heart of London. Great for novices and experienced participants alike, the course winds its way through the capital from Tower Bridge to the iconic Cutty Sark. Come for the finisher’s medal or to celebrate London’s diversity.

 

                                      

Sun, Sep 7, 2025                     London

How it works

Register your interest to join team CHF

Pledge to raise £200 for Children’s Heart Federation

Sign up to London Marathon Event

Run and Raise for Children’s Heart Federation

 

What’s included

  • CHF Running Vest
  • Finisher’s medal
  • Finisher’s long sleeve shirt
  • Fully marshalled course
  • Bag drop (bags will be transported to the finish)
  • Water stations
  • Aid stations
  • Chip-timed event

 

 

Join team CHF and help provide recognition, research, and resources to support those affected by children’s heart conditions.

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