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Riverside Marathon & Half Marathon

Sunbury-on-Thames, United Kingdom • 29 Nov 2025

The Riverside Marathon & Half Marathon, organized by Phoenix Running, takes place in Walton on Thames, Surrey, along the scenic River Thames. The event features accurately measured and UK Athletics certified routes, with runners completing 4 laps for the half marathon or 8 laps for the full marathon. The course is a flat, fast, off-road trail along a riverside towpath, with no elevation gain or loss, making it ideal for personal bests. This low-key race offers medals to all finishers and is part of the Icebird/Firebird four-race series in 2025. Entry is limited, emphasizing an inclusive and supportive running atmosphere. Visit the organization's website for the most recent information.

United Kingdom South East (England) Sunbury-on-Thames

Race information

Website
26 mi
Marathon
13 mi
Half Marathon
Visit the organization's website for the most recent information.
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