Thirlmere Wild Trail Runs

NOV
21
2026
Trail runs at Thirlmere Reservoir on 21 November 2026 offering a Half Marathon and a 10km with chip timing, a finisher medal, and a T-shirt option.
Sat 21 Nov 2026
Half Marathon 10 kilometers

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About the race

Thirlmere Wild Trail Runs take place on 21 November 2026 around Thirlmere Reservoir in the Lake District National Park. The event is based at Thirlmere Dam Triangle Car Park, Keswick CA12 4TG.

Thirlmere is a large reservoir created to supply drinking water to Manchester. The event offers two waymarked trail routes that follow paths around the valley and the reservoir, providing views across the area.

Race options:

  • Half Marathon
  • 10km

Live chip timing is provided by Timing Up North. Finish-line provisions include an event medal, Wild Deer merchandise, and a drink and snack. There is an option to add a bespoke event T-shirt to an entry for £14.00.

Entry fees listed are £30.00 for the Half Marathon and £27.00 for the 10km. Parking arrangements will be sent to entrants nearer the event. Public transport access is available: the 555 bus runs from Kendal to Keswick and stops at Thirlmere close to the event area. Visit the organization's website for the most recent information.

Events nearby

Trail running in Glenridding with 5 km, 10 km and 15 km routes on marked trails around Ullswater and the foothills of Helvellyn.
A waymarked lakeside event around Ullswater offering a 20 mile low level route or a 24 mile Challenge with higher fell sections, staffed checkpoints and a written route description for participants.
A ten mile road race around Derwent Water on 1 November 2026, organised by Keswick AC with Race HQ at Keswick School, tarmac roads, refreshments midrace and first aid provision.
Scenic trail running on Ullswater's eastern shore with boat sailings when possible, marked 10 km and 14 km courses, compulsory kit and an event village with local traders.
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