The One by the Canal

Cowley, United Kingdom • 9 Nov 2025

Event overview

The One by the Canal is a trail running event on 9 November 2025. The course starts at Cowley Recreation Ground and finishes at Cassiobury Park in Watford. The route follows the Grand Union Canal and uses country trails and woodland paths. All run courses are marked and marshalled.

The event offers a single distance: a Half Marathon. Entry fees for individuals are shown as £33 - £35 and the minimum age is 17+. Race entries include a finisher medal, refreshments, and chip timing. A detailed pre-race information email is sent to registered participants one week before the event.

Practical information

Race pack collection is available at the event village registration tent; participants should not expect race packs by mail. A pre-race coach transfer runs from the finish to the start; places must be pre-booked and there are no transport options provided after the event. Participants are advised to park at the finish if using the coach transfer.

Facilities at the event village include medical cover, a bag drop, a food caterer, free portable toilets (no toilets on the route), and water to refill bottles. There will be four water stations on the route, approximately every 5 km, served in cups. Photography is expected to be available soon after the event. The event is not suitable for buggies, pushchairs, strollers or wheelchairs; privately owned dogs are not permitted except approved medical assistance dogs. Race deferrals are allowed before registration closes, subject to an admin fee. Visit the organization's website for the most recent information.

Race information

21 km
Half Marathon
Visit the organization's website for the most recent information.
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