Trail Running Calendar Northern Ireland 2025-2026

We have found 9 Trailruns in Northern Ireland. Check below where and when you can find the races.

Coastal Runners NI host the Clandeboye 10K on the Clandeboye Estate just outside Bangor, County Down. The 10-kilometre race features a mixed terrain course, predominantly gravel tracks with a short trail section climbing to Helens Tower. The scenic estate setting offers a popular venue known for its..

The Mourne Mountain Marathon is a classic two-day navigation and endurance event for teams of two, set in the Mourne Mountains of Northern Ireland. Teams must be totally self-sufficient for the two days, carrying all gear for a night on the hills and camping at an overnight camp with basic facilitie..

The Causeway Cost Ultra Marathon will take place in Portballintrae on Saturday 20 September 2025. You can run 42 kilometers.

Last One Standing Florence Court is an endurance running event staged at Florence Court, Enniskillen, County Fermanagh. Competitors cover roughly a 4.2-mile loop around the estate’s forested paths, starting flat, climbing through the trees to the halfway mark, then descending to the finish. The comp..

October 2025

SkyRun the Mournes is a three-race skyrunning event set in the Mourne Mountains of Northern Ireland. It features the Mourne SkyUltra (50 km), Mourne Skyline (35 km) and Mourne SkyTrail (20 km). Elevation gains range from about 1,300m to over 3,500m, with cut-offs of 12, 8 and 4 hours respectively.Ra..

Comber Cup 2025 is a cross-country running event at Billy Neill Playing Fields, Comber Road, Dundonald, Northern Ireland. A regular fixture in the Northern Ireland Cross Country League, it is sponsored by Comber Commercial Centre. The race uses a Ballydrain course (not the Bobby Rea course) and offe..

April 2026

Endurancelife Giant's Causeway is a 20-mile coastal trail race along Northern Ireland’s Causeway Coast Way, based in Portrush and featuring the Giant’s Causeway itself. The route covers about 20.4 miles with around 2,276 ft of ascent, entirely within an Area of Outstanding Natural Beauty, offering d..

May 2026

The Norn Iron Ultra will take place in Ballintoy from Saturday 30 May 2026 to Sunday 31 May 2026. You can run 100 miles.

UTMB Index
July 2026

RunThrough UK presents the Hillsborough Castle & Gardens Running Festival Presented by Gateley, held at Hillsborough Castle & Gardens in Northern Ireland. The festival offers a Half Marathon and a 10K, beginning in the castle grounds and weaving through surrounding forest routes with views of Hillsb..