TCS Mini London Marathon breaks new ground in record-setting 2026 edition

A record 19,645 children and young people participated in the TCS Mini London Marathon on Saturday 25 April 2026, making it the largest edition of the event to date. Competitors raced over separate distances and crossed the finish line on The Mall in London. The event took place just 24 hours before the main TCS London Marathon, which was set to feature more than 59,000 participants.