Rasselbock Backyard Ultra – Hardwick
The Rasselbock Backyard Ultra Harwick starting on 5 September 2026 is based in the stunning grounds of Hardwick Hall Estate in Chesterfield.
A Backyard Ultra is a form of ultramarathon race where competitors must consecutively run a 6.71km / 4.16 mile course every hour, on the hour, until there is only one person left standing.
The course runs through a mix of estate trails and farmland. Terrain is a mix of natural woodland, farmland tracks and a small amount of tarmac.
Refer to the event website for the rules associated with this event.
Organiser
Distances/Events
1 x 6.71K lap per hour – Last one standing format
Source: https://www.runningcalendar.co.uk/event/rasselbock-backyard-ultra-hardwick-hall/
Event Website: https://rasselbock.co.uk/event/rasselbock-backyard-ultra-hardwick-hall-2026/
Coordinates: 53.1665006, -1.3074218