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Kennet & Avon Canal 145 Mile Race

London, United Kingdom • 25 Jul 2025

The Kennet & Avon Canal 145 Mile Race (KACR) is a challenging non-stop ultramarathon held in the UK, running from Little Venice, London, to Bristol. Covering 145 miles, the route follows canal, river, and railway towpaths, including the Grand Union Canal, Jubilee River, River Thames, Kennet & Avon Canal, and River Avon paths. Runners navigate scenic English countryside and notable landmarks like the Caen Hill flight of 29 locks. The event is low-key and minimally supported, with aid stations approximately every 25 miles and an overall 45-hour time limit. It welcomes both supported and unsupported runners aged 20 and over and is part of the Canalslam series. Visit the organization's website for the most recent information.

United Kingdom London London

Race information

Website Registration
145 mi
237 m+
145 Mile
Visit the organization's website for the most recent information.
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