| Km | Altitude | Gain | Gradient | Max | 0–15% |
|---|---|---|---|---|---|
| 1 | 542 m | +83 m | 8.3% | 11.4% |
|
| 2 | 645 m | +103 m | 10.3% | 13% |
|
| 3 | 672 m | +28 m | 2.8% | 13.4% |
|
| 4 | 637 m | −36 m | −3.6% | 0% |
|
| 5 | 657 m | +20 m | 2.0% | 6.2% |
|
| 6 | 634 m | −22 m | −2.2% | 1% |
|
| 7 | 640 m | +5 m | 0.5% | 7.4% |
|
| 8 | 618 m | −22 m | −2.2% | 0% |
|
| 9 | 620 m | +2 m | 0.2% | 7.2% |
|
| 10 | 703 m | +83 m | 8.3% | 10.4% |
|
| 11 | 734 m | +31 m | 3.1% | 8.2% |
|
| 12 | 711 m | −22 m | −2.2% | 1.4% |
|
| 13 | 722 m | +11 m | 1.1% | 5.4% |
|
| 14 | 766 m | +43 m | 4.3% | 7.8% |
|
| 15 | 785 m | +19 m | 1.9% | 4.4% |
|
| 16 | 836 m | +50 m | 5.0% | 8% |
|
| 17 | 865 m | +30 m | 3.0% | 5% |
|
| 18 | 924 m | +59 m | 5.9% | 8.6% |
|
| 19 | 912 m | −12 m | −1.2% | 5% |
|
| 20 | 935 m | +23 m | 6.1% | 7.8% |
|
Difficulty score is length × gradient, weighted for the steepest kilometre.
Riders’ photos, notes and corrections make every profile better.