Trail Running calendar near Belfast 2025-2026

Castlewellan Christmas Cracker on 27 December 2025 is a festive two person team run of about 8.5 miles through roads, fields and forest tracks. Entries are full with a waiting list; finishers get a medal, prizes and post race soup.

The St Johns Fell Race will take place in Saint John's on Thursday 1 January 2026. You can run 5 kilometers.

The Ardwhallan will take place in West Baldwin Reservoir on Saturday 10 January 2026. You can run 12 kilometers.

Join Mallusk Harriers for the Mathieson Cup and Shield XC on 11 January 2026 at Mallusk Playing Fields, Belfast. Part of the Athletics NI Cross Country League, expect classic off road terrain from flat to hilly and races from 800 m to 8K.

Join Annadale Striders for the Malcolm Cup XC at Ormeau Park, Belfast on 1 February 2026, a lively cross country meeting with races for youth and seniors up to four miles. Enjoy competitive racing, team and individual prizes, and enter via..

The The Big Victory will take place in Snaefell on Sunday 8 February 2026. You can run 23 kilometers.

The Carraghan will take place in Braddan on Saturday 28 February 2026.

Run through the dramatic grounds of Culzean Castle and Country Park on 1 March 2026, choosing from 5km, 10km or a half marathon. Enjoy coastal views, woodland trails and a lively finish with medal, goodies and Canicross friendly options.

The Mount Karrin will take place in Sulby on Sunday 15 March 2026. You can run 9 miles.

The Manx Mountain Marathon will take place in Ramsey on Saturday 4 April 2026. You can run 50 kilometers.

Enjoy a 20 mile coastal trail beside the Giant's Causeway with cliffs, beaches and ancient ruins on the North Antrim Coast. This scenic UTMB qualifier counts toward the Endurancelife leaderboard and features full timing.

Bruce's Crown Race is a challenging 46 mile team endurance route across three Galloway ranges with over 4000 metres of climbing and demanding navigation. Teams of 2 to 4 tackle the wild course within a 24 hour cutoff while supporting Gallow..

Heart of Granite on 11 April 2026 is a rugged 20 miles mountain loop through Galloway summits, demanding navigation and experience. Finishers get vegetable soup and a local beer while supporting Galloway Mountain Rescue.

The Slieuwhallian will take place in Saint John's on Saturday 9 May 2026. You can run 5 kilometers.

The Norn Iron Ultra will take place in Ballintoy on Saturday 30 May 2026.

Tackle a scenic 56 mile trail on the Southern Upland Way at Ultra Scotland 50, a way marked ultra through forests, valleys and hills of southern Scotland. Limited to 400 runners, the race offers supportive checkpoints and live online tracki..

Ultra Scotland 100 is a 104 mile trail ultramarathon along the Southern Upland Way, with 4,611 m of climbing and unforgettable Highland scenery. Limited to 250 runners with a 38 hour cutoff, it is a true test of endurance and grit.

The Cringle Hill Fell Race will take place in Isle of Man on Saturday 27 June 2026.

Run through the stunning Hillsborough Castle and Gardens on Sunday 26 July 2026 with scenic multi terrain routes past the lake, fort and forest. Choose a 10K, half marathon or charity entry with medals, pacers and a vibrant finish.

The GBultras | Ultra Great Britain will take place in Stranraer on Saturday 8 August 2026.