
The Cateran Trail Ultramarathon sets out from Gulabin Lodge at Spittal of Glenshee on a big 90 km loop, almost all of it off road, and returns to the same spot. Its highest point arrives only near the very end, so preparing for it comes down to one question: what can your legs still do uphill after 80 kilometres?
The loop starts quietly: for the first 13 km the course stays close to its starting height. The first real climb comes at km 13.5 and runs for just over a kilometre and a half, followed at km 23.6 by a short pitch averaging nearly 11 percent. From there the route sheds height in stages until it reaches its lowest point around km 40, more than 200 metres below the start.
From this point every metre has to be earned back. Between km 42 and km 63, four climbs of around a hundred metres each follow one another, and the ground then rolls without gaining much until about km 75. Underfoot it is forest trail and moorland, linked by quiet country roads, with roughly nine tenths of the loop off road.
The finale belongs to the pass. From km 76 the route climbs almost without pause, and at km 83.9 it turns properly steep: a little over a kilometre at an average of 13 percent, touching 20 in places, up to around 640 metres. This last climb to a lairig pass is the hardest of the day. Beyond it the path drops nearly 300 metres in just over two kilometres, and the final stretch to Gulabin Lodge is close to level.
| Start | Length | Ø | Max. | Gain | Cat. |
|---|---|---|---|---|---|
| km 13.5 | 1.6 km | 7.7 % | 17.5 % | +121 m | Cat. 4 |
| km 23.6 | 0.9 km | 10.9 % | 17.9 % | +93 m | Cat. 4 |
| km 42.6 | 2.1 km | 6.6 % | 16.3 % | +136 m | Cat. 4 |
| km 51.2 | 1.3 km | 7.6 % | 14.5 % | +95 m | Cat. 4 |
| km 55.7 | 2.2 km | 5 % | 9.4 % | +112 m | Cat. 4 |
| km 61.5 | 1.7 km | 5.8 % | 11.7 % | +96 m | Cat. 4 |
| km 80.7 | 1.2 km | 6.5 % | 10.1 % | +78 m | — |
| km 83.9 | 1.1 km | 13.1 % | 20.2 % | +144 m | Cat. 4 |
Climb categories follow the road-cycling convention and rate the terrain itself (length and gradient) regardless of sport: Cat. 4 marks the easiest rated climbs, Cat. 1 the hardest, and HC (hors catégorie, “beyond categorization”) is reserved for the most brutal ascents. Short climbs below the Cat. 4 threshold stay unrated.
Over 2,000 metres of climbing sounds like a mountain race, but here it comes in small portions: no single climb before the finale runs much beyond two kilometres, and only about a seventh of the course is flat. You will be changing gait for hours. Decide early which gradients you will walk and hold to that from the first climb at km 13.5.
The trap sits in the downhill bias of the first half. The flat opening and the loss of height to km 40 feel cheap, but they are not: the pace that comes easily here spends exactly the quad strength you will want later, and at km 40 you are standing at the lowest point of the loop with the whole way back up still ahead.
The race is decided between km 76 and the pass. Arrive with enough in reserve to hike the steep kilometre evenly. The descent that follows is the last test: it gives the height back almost as fast as you won it, on tired quads. Take it under control, because a fall or a cramp here costs more than any risky minute can win.

Age-group athletes should expect around 12 to 18 hours, much of it spent alternating between running and walking. The effort stays aerobic but never settles: nearly 45 percent of the course climbs, a little over 40 percent descends, and every change of gradient loads different muscles. Plain weekly mileage on flat tarmac does little to prepare you for that.
The key moment is the finale, an ascent of around nine kilometres placed at the very end of a very long day and finishing on the steepest ground of the race. Build your longest sessions so that the climbing falls in their second half, and close them with a solid hill rather than an easy jog home.
Practise fast uphill walking as a discipline of its own on slopes of 13 percent and steeper. Add strength for downhill running: squats, lunges and above all repeated steep descents on tired legs, because the course asks for exactly that again after 85 kilometres.
Since you spend nearly the whole day off road, many long runs belong on forest paths and uneven ground, where ankles and footing get trained alongside the engine. The 15 May race date puts your block of longest runs in late winter and early spring; test shoes, fuelling and kit over many hours in those sessions so that nothing is new on race day.

Download the Cateran Trail Ultramarathon course as a GPX file for your watch or bike computer.
Ben connects your goal, the course, current load, recovery, and calendar. Your plan stays pointed at race day even when real life is not perfectly plannable.
Cateran Trail Ultramarathon is 90 km long. That distance shapes how much aerobic endurance, pace durability, and race-specific work belong in the training plan.
Cateran Trail Ultramarathon has around 2,041 m of elevation gain over 90 km. That affects pacing, muscular load, and preparation for late-race sections.
Cateran Trail Ultramarathon is classified as Hilly, averaging 23.4 vertical metres per kilometre. 14% of the route is flat, 37% climbs moderately (2 to 6%) and 7% is steeper than 6%.
The hardest climb of Cateran Trail Ultramarathon starts at kilometre 83.9, runs for 1.1 km at an average of 13.1% and gains 144 metres. Cycling-convention rating: Cat. 4. 8 climbs are mapped in total.
Yes, Cateran Trail Ultramarathon is laid out as a loop: start and finish are in the same place.
Yes. The Cateran Trail Ultramarathon course is on this page as a free GPX download — ready to import into Garmin, Wahoo, Komoot, Strava or any other app that reads GPX.
Preparation for Cateran Trail Ultramarathon should account for 90 km, 2,041 m of elevation gain, current training load, and available training time. An adaptive plan helps place key sessions without ignoring recovery and real life.
The pacing strategy for Cateran Trail Ultramarathon should reflect 90 km, 2,041 m of elevation gain, and your current fitness. Start controlled and keep margin for sections where the profile or fatigue makes target pace harder.
Cateran Trail Ultramarathon takes place on May 15, 2027.
Cateran Trail Ultramarathon takes place in Spittal of Glenshee, United Kingdom.
Registration runs through the organiser: runyarocket.com. YOUB shows you the course, elevation profile and training plan for your preparation.