The Medieval Backyard Ultra

The Medieval Backyard Ultra

Saturday, 25 April 2026

Cosmeston Country Park, Penarth, UK

Follow event Run/Walk Off Road/Trail

The Medieval Backyard Ultra starting on 25 April 2026 is a last one standing endurance event at Cosmeston Lakes, Wales.

Competitors must run the distance of 6706 metres (4.167 miles) in less than one hour. Competitors will then continue to run this same distance every hour, on the hour until there is only one runner standing.

The course is fairly flat with only minor elevation. Terrain is mostly compact gravel trail, comprising of woodland. managed pathways and tarmac road.

Refer to the event website for all rules associated with this race.

Organiser

Gert Lush Events

Distances/Events

1 x 6.71K lap per hour - Last one standing format

Location map

This event is based at Cosmeston Lakes Country Park.

Please note: the map location may be approximate. Refer to the event website for start lines and course maps.

Disclaimer

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This listing was last manually checked on 21 July 2025.

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