Trail Running calendar near Isle of Arran 2025-2026

We have found 46 Trailruns within 80 miles of Isle of Arran. See below where and when you can find the races.

Join EpicTrails 6km, a friendly night trail run from Milngavie led by an experienced guide. Bring trail shoes and a headtorch and enjoy a social, regrouping pace along scenic coastal and West Highland Way paths.

Join Falls of Leny on Sunday 9 November for a lively mass start on the Green course run alongside the Scottish Students Relay, or choose Light Green or Orange at your own pace. Friendly organisers can support less confident runners.

Maggie's Chase on 9 November 2025 offers 5 km and 10 km scenic trail races around Kinnaird Village with manual timing and volunteer support. Enjoy post race refreshments and prizes for top finishers.

Join EpicTrails 8 km in Milngavie on 13 November 2025 for a guided, headtorch social run along scenic sections of the Clyde Coastal Path and West Highland Way. Groups are small and friendly so all paces are welcome.

Tweed Valley Ultra at Glentress Peel near Peebles on 16 November 2025 offers 50 km and 65 km multi terrain routes. Fully marked with moorland views and mandatory winter kit, it promises a scenic, challenging autumn ultra.

UTMB Index

Explore local trails by head torch on a guided 10 km night run from Milngavie, winding along the Clyde Coastal Path and parts of the West Highland Way. This friendly social run is led by an experienced guide who keeps the group together and..

December 2025

Tackle the scenic but challenging Harmeny AC 7R Multi Terrain Half Marathon on 7 Dec 2025, with trails, rocky sections and marshland. Limited to 140 runners, finishers receive a medal and goody bag.

Take on the Cairnsmore Hill Race on 13 December 2025 in the Southern Galloway, a rugged winter fell run to the Cairnsmore of Fleet summit. Entries support Galloway Mountain Rescue Team and suit experienced runners with navigation skills.

Join the 65th Cyclists vs The Harriers Festive Event on 14 December 2025 for a spirited run and ride across grass, moor and trails with fun obstacles at Irvine Sports Club. Pre entry only, open to ages 15 and up.

Join the Boxing Day Boomerang at Dundonald Castle for 5k and 10k road and trail routes supporting Ayrshire Sportsability. Enjoy a festive post run atmosphere with the castle tearoom open, raffle prizes and a friendly crowd.

January 2026

Join the South By Five 5 km at Bellahouston Park on 4 January 2026, one of six friendly community runs across Glasgow. Free entry with a required donation, limited to 65 places so sign up early to secure your spot.

Join the Buchlyvie 10k, a chip timed trail along the old railway track with one rolling hill and a village finish. Limited to 300 runners, this friendly race offers jelly babies at the turn, after race refreshments, medal and goodie bag.

February 2026

Tackle a rugged 21 mile trail with 3,500 ft of climbing around the Ardgartan Peninsula, ending with a dramatic downhill through forest and moor. Based in Ardgartan Forest Park, this winter route is mostly off road and rewards strong climber..

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 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.

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..

March 2026

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.

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.

Enjoy spring trails at Chatelherault Country Park in Hamilton on 29 March 2026 with 5 km, 10 km or 15 km options for all abilities. Friendly vibe, scenic views and easy online ticketing make this a great day out for runners and supporters.