Trail Running calendar near Cooley-Halbinsel 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.

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..

Run a 10K or half marathon through the historic Hillsborough Castle and Gardens on traffic free, multi terrain paths that pass the lake and fort. With pacers, chip timing and a medal, support Northern Ireland Hospice.

Experience the classic Mourne Mountain Marathon, a two day endurance and navigation challenge in Northern Ireland. Teams of two tackle multi day routes and camp overnight, welcoming everyone from walkers to elite runners.

Take on the wild Mourne Mountains at SkyRun the Mournes on 10 October 2026, with three scenic yet demanding skyraces from 20km trail to 50km ultra. Entries are open for a day of rugged peaks, big views and mountain running camaraderie.