Northern Ireland
Trail Running Calendar Northern Ireland 2026-2027
Explore the best trail runs in Northern Ireland for 2026-2027! Our updated list features 29 exciting trail runs across the region. Find your next trail run in Northern Ireland below and join the trail community at these great events!
February 2027
A lakeside 5K and 10K in Castlewellan Forest Park with chip timing, medals, posted race packs and series prizes.
March 2027
March 2027 trail event between Carrickfergus Castle and Belfast Castle offering a 52.4 mile ultra or a marathon over Cavehill Carnmoney and Knockagh.
April 2027
A 20 mile coastal trail run from Portrush that passes the Giant's Causeway with cliffs, beaches and 2,276 ft of ascent; part of the Endurancelife 2026 to 2027 season.
A 26.2-mile point to point mountain marathon across the Mournes, summiting Slieve Donard and finishing in Donard Park, Newcastle.
May 2027
A point-to-point roughly 106 mile ultra along Northern Ireland’s North Antrim coast, fully tracked, self-sufficient with timed cutoffs and staffed checkpoints.
June 2027
Belfast 24 is a community weekend ultrarunning festival on 26 and 27 June 2027 with multiple distances on a continuous 1 mile loop in Victoria Park.
Trail races on the Mourne Way run in the opposite direction in 2027, with Ultra, Marathon and half marathon routes centered on Newcastle and Fofanny Car Park.
July 2027
A summer running festival at Hillsborough Castle and Gardens on 25 July 2027 offering 10K and half marathon routes, charity support, medals and chip timing.
September 2027
Trail races on the Causeway Coast on 11 September 2027, from a 10 km charity run and walk up to a 64 km ultra across coastal paths and cliffs.