Participant guide In the lead-up to The Big Half we’ll email your Participant Guide to you, which includes everything you need to know about getting to the Start Line – and more! Info Big Half
Participant guide Before Event Day, familiarise yourself with the route and what’s on offer, from toilets to the quiet space. Info Big Half
Ballot Results 2027: What You Need to Know The wait is over! The ballot for the 2027 TCS London Marathon has been drawn. Info TCS London Marathon
Contact Us Got a question about Event Day? Here are some instant answers. Info Vitality Westminster Mile