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100K ultra runs in Yorkshire

Find 100k ultra runs near me in Yorkshire for 2025/2026 - filter by date or location, display on a map or use the advanced search to find your perfect race.

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  • Sun 22 Mar 2026
Sowerby Bridge, West Yorkshire, UK

Canalathon-Ultra Running Festival | 100K

  • 100 km road running + 377 m ascent

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