Alpe d'Huez by bike

Oisans mountain passes · Cycling

Alpe d'Huez

▲ 1850 mHCExtreme · BIKE 10,1

Cycling's most legendary climb: 21 numbered hairpins from Bourg-d'Oisans.

13.7 km
Distance
1,107 m
Ascent
1,850 m
Summit altitude
8 %
Average gradient
11,3 %
Max gradient (100 m)
723 m
Departure altitude

Live weather

Start · 723 m
Summit · 1850 m

Real-time · Open-Meteo. The mountain top weather often differs from the valley.

Climb profile – Bourg-d’Oisans (21 bends)

Calculated from our GPX track (IGN altitude). Segments coloured according to the gradient.

< 3 % 3–6 % 6–9 % > 9 %
723 m 1,850 m 0 km 5 km 10 km
Gradient kilometre by kilometre view details
11,6 %
210,8 %
310,9 %
48,3 %
59,3 %
68,4 %
78,1 %
89,5 %
98,2 %
108,5 %
119,3 %
128,7 %
136,5 %
142,7 %

The route

Actual route of the climb. Drag / zoom on the map.

Download the GPX track
3D relief map - Alpe d'Huez (1850 m) on oak base Did you climb it? Take it home. 🏆 Your exact-scale 3D relief map — Alpe d'Huez engraved on an oak base, customisable with your name and your time. From 49,90 € View 3D map →

How long does it take to go up?

Estimate based on your power-to-weight ratio (physical model, validated against real times). Indicative only.

Amateur2 W/kg1 hr 51 mins7.4 km/h
Sportive3 W/kg1 hour 16 minutes10.9 km/h
Elite4 W/kg0:5814.1 km/h
Pro5.5 W/kg0:4418.5 km/h

Climb records — Alpe d'Huez

Fastest timed climb times (from most recent to oldest).

WeatherRunnerYear
35 mins 27 secsTadej Pogačar2026
36 minutes 40 secondsMarco Pantani1995
36 minutes 45 secondsMarco Pantani1997
37 minutes 15 secondsMarco Pantani1994
38 mins 04 secsMiguel Indurain1995
38 min 11 sRichard Virenque1997
39 mins 49 secsNairo Quintana2013

Most of the times set in the 1990s date from a period characterised by doping; Nairo Quintana’s time (2013) is the only one in the Top 20 to have been set after anti-doping controls were tightened.

Alpe d’Huez by bike: the 21 hairpins from Bourg-d’Oisans

It is the a legendary climb in cycling. From Bourg-d’Oisans, the’Alpe d'Huez unfolds its 21 numbered bends on 13.7 km and 1,107 m of elevation gain, to 8 % on average. The hardest part is at the bottom: the Merchants’ Ramp It starts off steep, at over 10 % from the very first hectometres. The gradient then eases off, bend after bend, all the way to the station.

Difficulty

Listed Unclassified, the climb is short but intense: manage the effort in the first few kilometres at 10–11 % That’s the key. Don’t set off too quickly. Best time to visit: May to October.

A legend of the Tour de France

First summit finish in 1952 (Fausto Coppi), l’Alpe d’Huez has ever since been a decisive test of Tour de France. Each hairpin bend is named after a stage winner. The turn 7, the famous «Dutch Corner», is invaded by Dutch supporters on race days.

Frequently asked questions

How many hairpins does Alpe d'Huez have?

21 numbered bends, from No. 21 at the bottom to No. 1 at the top, each in the name of a stage winner.

What is the length and gradient?

13.7 km for 1,107 m elevation gain, to 8 % on average (up to ~11 % at the bottom).

What is the climbing record?

The baseline time is 37 min 35 s (Marco Pantani, 1997), set in an era nonetheless tainted by doping.

What is the altitude at the finish?

The station is located near 1,850 m altitude.

Route © OpenStreetMap contributors · Altitude © IGN RGE ALTI · Max gradient over 100 m : climbfinder.