River Thames Half Marathon

Walton On Thames, Surrey, England
Sunday 25 October 2026
Official race site →

REASONS TO RUN:Amazing Tech teeSuper Finisher medalMotivating Pace Makers to help you achieve your goalFlat, fast, picturesque course running past Hampton Court BridgeGreat goody bag including post race snacks and drinkClearly marked and measured UKA certified courseMarshals and sweep marshalsFirst Aid in place throughout the course The beautiful Surrey town of Walton-on-Thames beckons runners on 25th October 2026 for a flat, fast, scenic and largely traffic free race. This is ideal for those looking for a PB or completing their first half marathon.As well as the lovely course, runners like the enthusiastic and friendly marshals, the efficient organisation and the bespoke finisher mug and well stocked goody bag.Now in its seventh year, the start and finish are at spectacular Walton Bridge, Surrey. The route follows the River Thames towpath and roads to Hampton Court Bridge. It is a perfect preparation event if you are running a late autumn marathon (like New York (1 week before), Valencia (5 weeks before) or Florence (4 weeks before) or you just want the challenge of completing a half marathon.

FAQs.

When is the River Thames Half Marathon?

The next River Thames Half Marathon is Sunday 25 October 2026. It includes a half marathon.

What is the River Thames Half Marathon?

REASONS TO RUN:Amazing Tech teeSuper Finisher medalMotivating Pace Makers to help you achieve your goalFlat, fast, picturesque course running past Hampton Court BridgeGreat goody bag including post race snacks and drinkClearly marked and measured UKA certified courseMarshals and sweep marshalsFirst Aid in place throughout the course The beautiful Surrey town of Walton-on-Thames beckons runners on 25th October 2026 for a flat, fast, scenic and largely traffic free race. This is ideal for those looking for a PB or completing their first half marathon.As well as the lovely course, runners like the enthusiastic and friendly marshals, the efficient organisation and the bespoke finisher mug and well stocked goody bag.Now in its seventh year, the start and finish are at spectacular Walton Bridge, Surrey. The route follows the River Thames towpath and roads to Hampton Court Bridge. It is a perfect preparation event if you are running a late autumn marathon (like New York (1 week before), Valencia (5 weeks before) or Florence (4 weeks before) or you just want the challenge of completing a half marathon.

Free River Thames Half Marathon training plan

Training plans for this race are no longer available. The race is too close.

How Dangelo gets you to the start line

A plan built around race day

Every week counts back from 25 October, so base, build, peak and taper land exactly where they should.

Paces from your running

Dangelo reads your recent training from Garmin and Coros and sets workout paces you can actually hold, then adapts them as you get fitter.

More races, one connected year

Racing more than once? Add every event and the Race Calendar builds one connected plan that bridges the gaps between them.

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