| Km | Altitude | Gain | Gradient | Max | 0–15% |
|---|---|---|---|---|---|
| 1 | 495 m | +11 m | 1.1% | 2.6% |
|
| 2 | 513 m | +18 m | 1.8% | 3% |
|
| 3 | 564 m | +52 m | 5.2% | 11.6% |
|
| 4 | 638 m | +74 m | 7.4% | 12.4% |
|
| 5 | 695 m | +57 m | 5.7% | 9.2% |
|
| 6 | 783 m | +88 m | 8.8% | 14.2% |
|
| 7 | 876 m | +93 m | 9.3% | 15.2% |
|
| 8 | 957 m | +81 m | 8.1% | 10.4% |
|
| 9 | 1011 m | +53 m | 5.3% | 9% |
|
| 10 | 1018 m | +8 m | 0.8% | 7% |
|
| 11 | 1090 m | +72 m | 7.2% | 12.6% |
|
| 12 | 1154 m | +64 m | 6.4% | 9.6% |
|
| 13 | 1228 m | +74 m | 7.4% | 9.2% |
|
| 14 | 1196 m | −32 m | −3.2% | 0.2% |
|
| 15 | 1251 m | +55 m | 5.5% | 9% |
|
| 16 | 1323 m | +71 m | 7.1% | 8.6% |
|
| 17 | 1395 m | +73 m | 7.2% | 12% |
|
| 18 | 1471 m | +76 m | 7.6% | 10.4% |
|
| 19 | 1506 m | +35 m | 3.5% | 15.2% |
|
| 20 | 1539 m | +33 m | 3.3% | 5.6% |
|
| 21 | 1562 m | +23 m | 2.3% | 4% |
|
| 22 | 1626 m | +64 m | 6.4% | 9.6% |
|
| 23 | 1698 m | +72 m | 7.2% | 8.6% |
|
| 24 | 1702 m | +5 m | 0.5% | 9% |
|
| 25 | 1732 m | +30 m | 3.0% | 7% |
|
| 26 | 1772 m | +40 m | 4.0% | 8% |
|
| 27 | 1839 m | +68 m | 6.8% | 7.6% |
|
| 28 | 1903 m | +64 m | 6.4% | 7.8% |
|
| 29 | 1972 m | +68 m | 6.8% | 7.8% |
|
| 30 | 2045 m | +73 m | 7.3% | 20.2% |
|
| 31 | 2116 m | +71 m | 7.1% | 14.8% |
|
| 32 | 2185 m | +69 m | 6.9% | 8.6% |
|
| 33 | 2248 m | +64 m | 6.4% | 10.8% |
|
| 34 | 2310 m | +61 m | 6.1% | 20% |
|
| 35 | 2333 m | +23 m | 2.3% | 10% |
|
| 36 | 2347 m | +14 m | 6.2% | 10.6% |
|
Difficulty score is length × gradient, weighted for the steepest kilometre.
Riders’ photos, notes and corrections make every profile better.