River Thames Half Marathon
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River Thames Half Marathon
The River Thames Half Marathon takes place on 25th October 2026 in Walton-on-Thames, Surrey. The start and finish are at Walton Bridge and the route follows the River Thames towpath and nearby roads to Hampton Court Bridge. The race distance is 13.1 miles and the course is England Athletics certified.
The course is described as flat and multi terrain with sections on road, path, gravel and grass. The event is largely traffic free and is fully marshaled, with sweep marshals and professional first aid cover positioned throughout the route. Water stations are positioned at approximately 3 miles, 5.5 miles, 8.5 miles and at the finish; only water is provided on the course and additional food and drinks are available at the finish area. Pace makers will be present.
Entry details for the standard period from 23 March to 23 October 2026 list club entry and non club entry prices including transaction fees. Race numbers are collection only; numbers may be collected on race morning behind Wilde Brunch Cafe or from designated sports shops from 16 October, with shop collection ending at 3pm on Saturday 24 October. Official parking is available at The Heart, New Zealand Ave for a day fee.
Prizes are awarded to the top three in each sex category with sports shop vouchers for first, second and third places and a free entry into another River Thames Running event. The event is in its twelfth year. Visit the organization's website for the most recent information.
