River Thames Half Marathon

River Thames Half Marathon

Sunday, 25 October 2026

Walton-on-Thames, Surrey, UK

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The River Thames Half Marathon is back on 25 October 2026 in the beautiful Surrey town of Walton-on-Thames.

The start and finish are at spectacular Walton Bridge, Surrey. The route follows the River Thames towpath and roads to Hampton Court Bridge.

The course is flat, fast, scenic and mainly traffic free - great for a first half marathon or to set a PB.

Organiser

RUN-FEST

Series

River Thames Running
- Previous in series (4 October 2026)

Distances/Events

Half Marathon

Location map

The event starts and finishes at Walton Bridge, Walton Bridge Road.

Please note: the map location may be approximate. Refer to the event website for start lines and course maps.

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This listing was last manually checked on 27 October 2025.

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