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Blue · Portes du Soleil · near Avoriaz

Prolays length, vertical drop and steepness

Prolays starts near Avoriaz, in Portes du Soleil, at 1,685 m and drops 189 m over 1.02 km, to 1,496 m; difficulty: Blue. Its steepest 20 m reach 31 %, #241 of the 380 named runs of Portes du Soleil measured by GeoPeaks; its average gradient is 19 %. It ends near Avoriaz.

Measured by GeoPeaks · data of October 29, 2026 · not figures of the ski area · How we measure

In feet and miles: 0.63 mi long; 620 ft vertical drop, from 5,528 ft to 4,908 ft.

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Shaded relief map of Prolays with the runs and lifts around it
The run in its colour, with a white border: ▲ its top, ○ its end. Around it, the other runs in their colours and the lifts in grey-blue (thicker: those reaching its top). The scale bar’s length is written next to it; north is up. Relief: GeoPeaks, from IGN LiDAR HD and swisstopo swissALTI3D. Runs and lifts: © OpenStreetMap contributors.
Length
1.02 km 0.63 mi
Vertical drop
189 m 620 ft
Average gradient
19 %
Steepest 20 m
31 %
Difficulty
Blue
In the area
#241 by steepness, of 380 · tied

Map of the run

Hover or tap a line for its name and numbers; click to open its page.

  • this run
  • lifts
  • ▲ top
  • ○ end
  • north is up
  • Relief: GeoPeaks, from IGN LiDAR HD and swisstopo swissALTI3D. Runs and lifts: © OpenStreetMap contributors.

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Elevation profile

Hover, tap or use the arrow keys along the run: gradient, distance and altitude of each 50 m stretch. The point follows on the map.

Steepest 20 m: 31 %, 20 m from the top

top · 1,685 m1.02 kmbottom · 1,496 m
  • under 15 %
  • 15–25 %
  • 25–35 %
  • 35–50 %
  • over 50 %

Similar runs nearby

Runs of Portes du Soleil with the closest gradient and vertical drop.

How it ranks in Portes du Soleil

Among the 381 named runs of Portes du Soleil measured by GeoPeaks. 1 run is left out: its line climbs back up, or has a short pitch far steeper than the rest — maybe a bridge, a tunnel or a cut that the bare-ground relief does not show. Steepest · Longest · Biggest drop

Questions

How long is Prolays?

Prolays is 1.02 km long, measured horizontally along its line, and drops 189 m, from 1,685 m to 1,496 m.

How steep is Prolays?

Its average gradient is 19 %; its steepest 20 m reach 31 %, 20 m from the top.

Where does Prolays end?

It ends at 1,496 m, near Avoriaz.

What difficulty is Prolays?

OpenStreetMap marks it as: Blue.

Measured by GeoPeaks on the 3D terrain (not figures of the ski area)
Length (horizontal)1.02 km 0.63 mi
Length of all its branches1.74 km 1.08 mi
Top1,685 m 5,528 ft
Bottom1,496 m 4,908 ft
Vertical drop189 m 620 ft
Average gradient19 %
Steepest 20 m31 %
DifficultyBlue (As mapped in OpenStreetMap)

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