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1 Hautes-AlpesProvence-Alpes-Côte d'Azur, France

Col du Lautaret

South-eastern ascent from Saint-Chaffrey

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GPX

Length: 23.5 km
Height gain: 716 m
Average: 3.0%
Steepest km: 5.5%
Summit altitude: 2049 m
Difficulty: 106

Hautes-Alpes · 24 climbs

4 ways up Compare all 4

Show all 4 ways up

Le Clapier d'Auris 33.6 km, 3.9% average, 1313 m height gain
Briançon 26.1 km, 3.1% average, 796 m height gain
Saint-Chaffrey 23.5 km, 3.0% average, 716 m height gain
Le Monêtier-les-Bains 9.7 km, 5.0% average, 485 m height gain

Elevation profile

1329 m → 2049 m Touch or hover to inspect

0–4% 4–6% 6–8% 8–10% 10–14% 14%+

Steepest km: km 21 at 5.5%

Climb analysis

Where the climbing is

0–4%: 14.8 km
4–6%: 7.8 km
6–8%: 0.8 km
8–10%: 0.3 km
10–14%: 0.0 km
14%+: 0.0 km

Hardest sustained

1 km · km 22.1–23.1: 6.9%
2 km · km 20.3–22.3: 5.4%
5 km · km 16.7–21.7: 5.2%

Time to the top

1h 06 at 3 W/kg · 70 kg rider + 8 kg bike, no wind

How this is calculated

Kilometre by kilometre

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Km	Altitude	Gain	Gradient	Max
1	1344 m	+11 m	1.1%	11.4%
2	1365 m	+21 m	2.1%	5.4%
3	1358 m	−7 m	−0.7%	2.4%
4	1375 m	+17 m	1.7%	5.8%
5	1382 m	+7 m	0.7%	8.4%
6	1395 m	+13 m	1.3%	4.8%
7	1407 m	+12 m	1.2%	3.4%
8	1426 m	+19 m	1.9%	5.4%
9	1444 m	+19 m	1.8%	5.0%
10	1467 m	+23 m	2.3%	5.4%
11	1500 m	+32 m	3.2%	6.2%
12	1524 m	+24 m	2.4%	6.4%
13	1551 m	+27 m	2.7%	6.4%
14	1574 m	+23 m	2.3%	7.6%
15	1622 m	+48 m	4.8%	9.8%
16	1673 m	+51 m	5.1%	10.2%
17	1724 m	+51 m	5.1%	10.0%
18	1774 m	+50 m	5.0%	13.0%
19	1823 m	+50 m	5.0%	8.2%
20	1873 m	+50 m	5.0%	7.6%
21	1928 m	+55 m	5.5%	12.0%
22	1975 m	+47 m	4.7%	11.2%
23	2023 m	+48 m	4.8%	54.6%
24	2049 m	+26 m	5.1%	8.6%

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About Col du Lautaret

How long and how steep?: From Saint-Chaffrey, Col du Lautaret is 23.5 km long and climbs 716 m at an average of 3.0%, to a summit at 2,049 m. Its steepest kilometre, km 21, averages 5.5%.
How long does it take?: At 3 W/kg it takes about 1 h 06 min to reach the top, at 4 W/kg about 54 min (70 kg rider, 8 kg bike, no wind).
What category is it?: It's a category 1 climb, with a difficulty score of 106.
Where is it?: It's in Hautes-Alpes, Provence-Alpes-Côte d'Azur, France.

How hard is 106?

Difficulty score is length × gradient, weighted for the steepest kilometre.

Alto de Santienes, San Pedru 106

Mirador Collado Bermejo, Aledo 106

Col du Lautaret, Saint-Chaffrey 106

Collado Clemente, Las Mestas 106

La Loge des Gardes, Laprugne 106

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