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The course covers a genuine mix of surfaces, with gravel (47%) and trail (36%) being the most common and neither clearly dominating. Terrain changes are fairly frequent, averaging every 3.0 km. Runners should expect regular shifts in footing and be ready to adjust pace and effort accordingly. The longest unbroken stretch is 11.6 km of trail. Climbs are mostly on trail, though the surface varies across the ascents. Downhills are spread across a mix of surfaces, with gravel most common.
Distance
179.8 km
Ascent
6040 m
Descent
6040 m
High Point
1001 m
Compared against 14 other races of a similar distance, Skyline Scotland 100 Mile has more total elevation gain than 86% of them, and more elevation gain per kilometre than 86% of them — significantly hillier than typical for its distance.
Source: GPX Data
7.01%
Average climb gradient
Skyline Scotland 100 Mile's climbs average 7.01%. If your training never rehearses sustained climbing at that gradient, race day will be the first time your legs meet it.
4.46%
Average descent gradient
Skyline Scotland 100 Mile's descents average 4.46%. If your training never rehearses sustained descending at that gradient, the downhills will empty your quads long before the finish.
Source: GPX Data
Similar-distance races score a median of 34/100 (5 races compared).
Skyline Scotland 100 Mile is among the more pacing-complex races at this distance. The challenge is not just the total distance or ascent — it is the repeated need to change effort level. A fixed pace target is unlikely to work here. The dominant source of complexity is sustained effort burden, which means preparation should include training runs that deliberately mix different intensities in sequence.
Source: GPX Data
No aid station data available for this race yet.
Compare it to a race you've already run, or connect Strava and see the three biggest gaps between your training and what this course will ask of you.