ONER Ultra Trail Run

ONER Ultra Trail Run

Saturday, 6 June 2026

Weymouth, Dorset, UK

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The ONER Ultra on 6 June 2026 is a challenging single-stage 85 mile ultramarathon across the legendary Jurassic Coast World Heritage Site.

The course involves relentless climbs, dramatic cliffs, technical trails, wild weather, long night sections, and the constant battle against the coastline itself. It must be completed in 24 hours.

The start point is just outside Charmouth and the course runs from West to East. The ONER will finish at the National Trust Shell Bay Car Park, Studland. The event is supported by checkpoints roughly every 10km with refreshments and medical assistance.

Participants must carry specific essential gear, including navigation tools and weather-appropriate clothing.

Organiser

Epic Endurance Events

Distances/Events

85 miles - 24 hour time limit

Location map

Event HQ is Weymouth and Portland National Sailing Academy, Osprey Quay.

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 16 November 2025.

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