2025 TCS London Marathon
42 km ↑ 119 m ↓ 153 m Start 07:00
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From Greenwich to The Mall – the sights, sounds and colours of London on Marathon Day make the 26.2-mile route one of the world’s best. Roaring crowd support, dozens of cheer zones, live bands and DJs turn the city into one big marathon party.
Throw in famous landmarks and a picture-perfect finish and it’s easy to see why this is the bucket-list marathon.
Here’s everything you need to know about the course – including an overview of your journey from south-east London to the heart of the capital and top tips from one of our expert pacers.