Trail Running calendar near Biggar 2025-2026

Take on the six hour Trailspire Ultra at Callander Park, a fully waymarked loop of rolling trails and woodland with views of historic Callander House. Run solo or with a two person relay team and see how many laps you can complete.

Run a scenic Half Marathon or 10 km through quiet country lanes of the Lorton Valley with Lake District views, starting and finishing near Cockermouth. Friendly event with live chip timing, medals and post race goodies for all finishers.

Run the Glasgow Winter Warmer at Glasgow Green with 5k, 10k or half marathon on a flat course with chip on bib timing. Fundraising supports Shelter and buggies and wheelchair users are welcome though a short trail section may affect access.

Run under moonlit skies in the Whinlatter Moon Runner, a head torch 10k through the hilly trails of Whinlatter Forest on 14 February 2026. Expect twisting singletrack, frosty footing and a friendly, eco minded race vibe.

Glentress Trail Marathon is a demanding mountain-trail race held in Glentress Forest in the Scottish Borders, between Peebles and Innerleithen, about an hour from Edinburgh. Runners complete two 21k laps of the Glentress route, totaling aro..

Glentress Trail Races sit in Glentress Forest near Peebles in the Scottish Borders, about an hour from Edinburgh. The event offers three distances: 21km, 10km and a new 5km for 2026. The 21k course combines forest singletrack and MTB trail..

Run the stunning Northumberland coast at Endurancelife in Bamburgh, featuring sandy beaches, dunes and cliff top views across 10K to ultra distances. Fully marked routes, electronic timing and a finisher medal.

Join the Lakeland Paws Whinlatter Tails Night Run through Whinlatter Forest on 28 February 2026 for a runnable, undulating 5K or 10K in the dark. Head torches are required and dogs are welcome with individual starts to give pups space.

Join Scurry Around Corstorphine Hill on 1 March 2026 for scenic off road trail runs around Edinburgh with 10km and 5km options. Marked and marshalled routes, a family fun run and a race memento make it great for all ages.

Culzean Castle Trail Runs return on Sunday 1 March 2026 with 5 km, 10 km and half marathon options across scenic coastal woodlands. Canicross friendly, all finishers get a medal, Wild Deer merchandise and a snack.

Run the scenic John Muir Way 50 km trail or share the distance in a 2 x 25 km relay on 7 March 2026, starting at Port Seton and finishing at Foxlake in Dunbar. Transport from finish to start and coastal views included.

Take on the scenic Morland 'Marathon', a 30 mile trail ultra across Eden Valley and the edge of the Yorkshire Dales, passing stone circles, waterfalls and historic villages. Enjoy full tracking with a village start and finish in Morland.

Take on the Kingdom of Northumbria Coastal Ultra, a scenic 54 km or 27 km coastal route from Bamburgh to Druridge Bay. Enjoy sea views and historic castles en route and finish with a medal and long sleeve t shirt.

Run from the shadow of Alnwick Castle on scenic routes through Hulne Park and the Priory, with 10 km and half marathon options. Every entry supports NE Youth and finishers receive a medal, Wild Deer merchandise and post race snacks.

Run the dramatic Cheviot Hills in this 11 mile fell race on 22 March 2026, tackling climbs up The Cheviot and Hedgehope for big views and serious ascent. Timed race with medals and marshals makes it a classic spring fell challenge.

Experience a scenic 20 kilometre single lap around Buttermere and Crummock Water on varied off road trails, from lakeshore to woodland. Limited to 200 runners, this undulating route mixes runnable sections with technical, rough stretches.

Tackle the Northern Traverse, a 300 km self supported ultra from St Bees to Robin Hood's Bay, crossing three national parks and about 6,500 m of ascent. Run across mountains, valleys and moors over five days from 28 March to 1 April 2026.

Take on Lakes Traverse 2026, a stunning 100 km ultra across the Lake District from St Bees seafront to Shap on 28 to 29 March 2026. Expect rugged fells, dramatic lakes and classic coast to coast scenery in a true endurance challenge.

Join the NAV4 Daffodil Run and Walk at Pooley Bridge for scenic out and back routes to Hallin Fell, with 6, 10 and 13 mile options over trails and open fell. Finish with village hospitality and refreshments at Pooley Bridge Memorial Hall.

Join the Lakeland Paws Tour de Whinlatter on 29 March 2026 for scenic forest trails around Whinlatter with marked routes and chip timing. Choose 9k or 12k, bring your dog in a suitable harness or run solo; route maps and GPX are available.