Thames Path Ultra Challenge 2025

England’s greatest river provides a fantastic backdrop for an unforgettable challenge. Over 3000 adventurers will join the Putney Bridge start, and the full 100km route heads upstream to Henley along the famous Towpath.

Location: London

Challenge Level:

Distance: 10k to 100km

Booking Fee: £30 - £50 with discounts available

Fundraising Goal: £275 to £575

When: 13 September 2025 - 14 September 2025

Register Online

The official logo of the Thames Path Ultra challenge

Join us for the Thames Path Challenge on 13th – 14th September 2025, and support Leukaemia Care. This iconic event offers a range of distances along England’s greatest river, providing a fantastic backdrop for an unforgettable challenge.

Thames Path Challenge 2025 Event Highlights:

  • Date: 13th – 14th September 2025
  • Distances:
    • Full Challenge: 100 km from Putney Bridge to Henley
    • Three-Quarter Challenge: 75 km
    • Half Challenge: 50 km
    • Quarter Challenge: 25 km
    • Henley 10K: 10 km
  • Route: Along the Thames Path, passing through Richmond, Hampton Court, Runnymede, and Windsor
  • Start Location: Putney Bridge, London
  • Finish Location: Henley-on-Thames

What to Expect:

  • Fully Supported Walk: Enjoy rest stops every ~12.5 km with marquee cover, medical and welfare tents, catering services, and seating areas for recovery.
  • Scenic Route: Experience some wonderful scenery along the famous Towpath.
  • Celebratory Finish: A big finish-line celebration awaits with an amazing sense of achievement.

How to Register:

  1. Choose Your Distance: Select from the Full, Three-Quarter, Half, Quarter, or Henley 10K challenges.
  2. Select Full Sponsorship: Pay a registration fee and commit to raising funds for Leukaemia Care.
  3. Sign Up: Complete your registration online.

By participating, you’ll help Leukaemia Care provide essential support to those affected by leukaemia. Don’t miss this opportunity to take on a personal challenge and make a difference.

Note: Participants must be aged 18 or over for the Full Challenge. For full details and to register, visit the official event page.

Register Online

Are you interested in organising an event?

After experiencing recurring chest pains, David Nutt visited his GP and had a blood test taken. When the blood test came back with a diagnosis of chronic myeloid leukaemia (CML), David and his family were shocked.

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