All races
MountainTrailRepublic of Ireland
Seven Sisters Skyline
Race day
Saturday, 19 September 2026
Distance
55km (34.2mi)
Elevation
4,000m (13,123ft)
Location
Dunlewey, Co. Donegal
About the race
TerrainMountainTrail
Excel Sports’ Seven Sisters Skyline has grown into Ireland’s premier mountain running event — and its largest — welcoming 500 runners onto a truly world-class course. Set deep in the wild beauty of the Derryveagh Mountains, this iconic route boasts serious pedigree, having featured in the World Mountain Running World Cup (2022) and now forming part of the Skyrunning UK & Ireland Series.