Half Marathon 2025 London Schedule. The following is a list of fun runs, marathons, obstacle course races, triathlons and multisport/adventure races in united kingdom in 2025. Learn how to enter, read reviews, get exclusive discounts, see photos, course maps, and results.

On the day, over 18,000 runners will take to the streets of westminster and central. It is a popular race that celebrates running and.