Cotswold Way Ultra Challenge 2025 - The Lily Foundation
The Lily Foundation logo featuring a butterfly, hearts and an 'x' for a kiss

Fighting mito,
finding hope.

Four Lily Fundraisers, laughing, covered in mud at a Tough Mudder event Four Lily Fundraisers, laughing, covered in mud at a Tough Mudder event

Cotswold Way Ultra Challenge 2025

A man and woman in Lily Foundation tops embrace at the finish of the Cotswolds Way Ultra Challenge

Ultra marathon run/walk

Start date: 21 Jun 2025

End date: 22 Jun 2025

Join over 2,000 adventurers at Cirencester basecamp, the starting point of a stunning 100km looped route through the heart of the Cotswolds.

What to expect

Experience rolling hills, charming villages, scenic footpaths and sections of the iconic Cotswold Way – all with breathtaking views along the way. Enjoy full hospitality throughout the event, with optional university-style accommodation at basecamp for a great night’s rest before or after your challenge.

Choose your challenge

Whether you’re going for the full 100km or a shorter option, there’s something for everyone:

  • Full challenge (100 km loop)
  • 3/4 challenge
  • Half challenge
  • Quarter challenge
  • Cirencester 10km

Find out more about the challenge and sponsorship options available here.