Darkwood Demon

Linthwaite, United Kingdom • 13 Sep 2026

Darkwood Demon

The Darkwood Demon is a trail race in the Colne Valley, Huddersfield, West Yorkshire, organised by Slaithwaite Striders. The course covers 6.0 miles (about 9.7 km) with approximately 990 feet (300 metres) of ascent. The route mixes towpath, bridleway, moorland, bogs, woodland and road, with a notable climb up Slaithwaite Moor to the top of Cupwith and a descent toward the finish at Zapato Brewery where refreshments are available.

The event is chip timed, fully marshalled and waymarked, so navigation is not required. The surface is predominantly trail (about 85%) with some road sections (about 15%). There are no kit requirements, but trail shoes are strongly recommended.

Race HQ is at Zapato Brewery, Holme Mills, West Slaithwaite Road, Marsden, Huddersfield, HD7 6LS. Facilities at the event include water and toilets. There are no distance markers, changing facilities, showers or baggage storage. Free on-site parking is provided and bibs are collected from inside race HQ on the day.

Entry is limited to 250 places and the event is held under UK Athletics rules. Entry fees are listed as £10 for unaffiliated runners and £8 for affiliated runners; entry on the day may be available for an additional £1 if the event has not sold out. Minimum entry age is 16. Course records stand at 36:58 for male and 47:56 for female. Visit the organization's website for the most recent information.

Race information

6 mi
6.0 Miles
Visit the organization's website for the most recent information.
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