Trail Running Calendar Northern Ireland 2025-2026

The Carnlough Quarry Challenge Run is a challenging 5K multi-terrain race held in Carnlough, Northern Ireland. The course starts and finishes in the village center, featuring a climb through a quarry with loose limestone paths, offering scenic views of the coastline and, on clear days, Scotland. Run..

The Spelga Skyline is a challenging 20km NIMRA Championship long race held in the Mourne Mountains, Northern Ireland, featuring 1800m of ascent. The course forms a circuit around the mountains surrounding Spelga Reservoir, including summits such as Slievenamuck, Ott Mountain, Slieve Loughshannagh, a..

The Mullaghcarn Giant Race is a challenging 12km mountain running event held at Gortin Glens Forest Park near Omagh, Northern Ireland. Featuring a total ascent of 500 meters, the race includes summiting Mullaghcarn, the southernmost peak of the Sperrins at 542m, where the iconic Giant statue stands...

The Hillsborough Castle & Gardens Running Festival, presented by Gateley, takes place on July 27, 2025, in Hillsborough, Northern Ireland. The event offers a 10K and a half marathon, both starting within the scenic grounds of Hillsborough Castle. The courses wind through surrounding forest areas and..

The Lurig Challenge Run is a 3.8-mile off-road race held annually as part of the Heart of the Glens Festival in Northern Ireland. The course challenges participants to run to the summit of Lurig, which stands at 1,073 feet, before descending back to the start. Known for its breathtaking views and wa..

The Coastal Runners - Clandeboye 10K is a scenic running event held at the beautiful Clandeboye Estate near Bangor, County Down. This 10-kilometer race features a mixed terrain course primarily on gravel paths, with a brief trail section leading up to Helens Tower, offering runners a varied and pict..

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

The Mourne Mountain Marathon is a renowned two-day navigation and endurance event held in the scenic Mourne Mountains of Northern Ireland. Teams of two navigate courses ranging from 35km to 55km, visiting control points in order but choosing their own routes. A unique feature is the overnight mounta..

The Last One Standing Florence Court is a unique endurance running event held at Florence Court, Enniskillen, County Fermanagh. Participants run a 4.2-mile course through scenic paths and forests, starting flat before climbing through trees to a halfway point, then descending downhill to the finish...

SkyRun the Mournes is a premier skyrunning event held in the Mourne Mountains of Northern Ireland, featuring three challenging races: the Ultra (50 km), Skyline (35 km), and SkyTrail (20 km). Participants can enjoy stunning mountain scenery while tackling significant elevation gains, with the Ultra..

The Endurancelife Giant's Causeway is a 20-mile coastal trail run located on the North Antrim Coast in Northern Ireland, featuring the iconic Giant's Causeway UNESCO Heritage Site. The route offers runners a challenging yet scenic experience through an Area of Outstanding Natural Beauty, with terrai..