Tough Mudder London South 2026 (Free Entry)

Take on Tough Mudder London South 2026 in support of Autism Initiatives UK. Free places are now available for this event for a limited time. Sign up using the button below and pledge to raise a minimum of £500. Once registered, you can create your fundraising page on GiveStar and start preparing for this adrenaline filled obstacle course challenge taking place on 19th and 20th September 2026 at Holmbush Estate in West Sussex.