| Km | Altitude | Gain | Gradient | Max | 0–15% |
|---|---|---|---|---|---|
| 1 | 456 m | +46 m | 4.6% | 11.6% |
|
| 2 | 510 m | +54 m | 5.4% | 13% |
|
| 3 | 575 m | +65 m | 6.5% | 28.6% |
|
| 4 | 645 m | +70 m | 7.0% | 11.4% |
|
| 5 | 733 m | +88 m | 8.8% | 20% |
|
| 6 | 808 m | +76 m | 7.6% | 15.8% |
|
| 7 | 894 m | +86 m | 8.6% | 16.4% |
|
| 8 | 967 m | +73 m | 7.3% | 17.4% |
|
| 9 | 1013 m | +46 m | 4.6% | 10% |
|
| 10 | 1081 m | +69 m | 6.9% | 15.6% |
|
| 11 | 1108 m | +27 m | 2.7% | 12.2% |
|
| 12 | 1082 m | −26 m | −2.6% | 5.8% |
|
| 13 | 1048 m | −34 m | −3.4% | 22.4% |
|
| 14 | 1134 m | +86 m | 8.6% | 14.6% |
|
| 15 | 1219 m | +86 m | 8.6% | 14.8% |
|
| 16 | 1300 m | +81 m | 8.1% | 11.4% |
|
| 17 | 1395 m | +95 m | 9.5% | 14.4% |
|
| 18 | 1487 m | +92 m | 9.2% | 13.8% |
|
| 19 | 1503 m | +15 m | 1.5% | 9.6% |
|
| 20 | 1573 m | +70 m | 7.0% | 16.4% |
|
| 21 | 1582 m | +9 m | 0.9% | 12.8% |
|
| 22 | 1655 m | +73 m | 7.3% | 13% |
|
| 23 | 1727 m | +73 m | 7.3% | 15.2% |
|
| 24 | 1788 m | +61 m | 6.1% | 10.6% |
|
| 25 | 1829 m | +41 m | 4.1% | 12.8% |
|
| 26 | 1850 m | +20 m | 2.0% | 9.8% |
|
| 27 | 1866 m | +17 m | 1.7% | 7.6% |
|
| 28 | 1841 m | −26 m | −2.6% | 6.2% |
|
| 29 | 1894 m | +53 m | 5.3% | 8.6% |
|
| 30 | 1942 m | +48 m | 4.8% | 8.8% |
|
| 31 | 1991 m | +49 m | 6.8% | 11.2% |
|
Difficulty score is length × gradient, weighted for the steepest kilometre.
Riders’ photos, notes and corrections make every profile better.