Devon and Cornwall Backyard Ultra
Plymouth, United Kingdom • 29-30 Aug 2026
Devon and Cornwall Backyard Ultra : event overview
The Devon and Cornwall Backyard Ultra is a timed endurance event held from 29 to 30 August 2026. The format requires each participant to run a circuit of 4.167 miles every hour, on the hour. Each circuit must be completed in less than 60 minutes; any remaining time within the hour is typically used for rest and preparation for the next circuit.
Participants continue to run hourly circuits until only one runner remains. That final runner is the event winner. Past editions have included runners reaching first half marathon, first marathon, first 100 kilometer and first 100 mile distances.
Entry details and logistics
The event has a minimum age of 18 and an entry fee of £95. Entries open on 15 October 2025 and close on 27 August 2026. Camping is included with entry and is available from 29 August until 31 August or until the event finishes. The organiser is Bowel Cancer West and all entry income is directed to supporting people living with bowel cancer and to fund research and training.
On-site services and accessibility
The event offers practical services including an ad hoc hair plaiting service offered free with suggested donations to charity, an accessible toilet and sanitary bins that are stoma friendly. There is an optional XCover purchase that may allow a refund if a participant cannot attend due to unforeseen circumstances. Visit the organization's website for the most recent information.