| Km | Altitude | Gain | Gradient | Max | 0–15% |
|---|---|---|---|---|---|
| 1 | 298 m | +78 m | 7.8% | 10.2% |
|
| 2 | 223 m | −75 m | −7.5% | 1.8% |
|
| 3 | 140 m | −83 m | −8.3% | 0% |
|
| 4 | 159 m | +19 m | 1.9% | 3.4% |
|
| 5 | 211 m | +52 m | 5.2% | 12.2% |
|
| 6 | 321 m | +111 m | 11.1% | 12.4% |
|
| 7 | 416 m | +94 m | 9.4% | 10.6% |
|
| 8 | 451 m | +36 m | 3.6% | 9% |
|
| 9 | 509 m | +58 m | 5.8% | 9.6% |
|
| 10 | 619 m | +109 m | 10.9% | 12.8% |
|
| 11 | 626 m | +7 m | 0.7% | 10.2% |
|
| 12 | 625 m | −1 m | −0.1% | 4.4% |
|
| 13 | 639 m | +14 m | 1.4% | 9.4% |
|
| 14 | 667 m | +28 m | 2.8% | 11.6% |
|
| 15 | 725 m | +59 m | 5.9% | 12.8% |
|
| 16 | 797 m | +72 m | 7.2% | 10.8% |
|
| 17 | 886 m | +88 m | 8.8% | 12% |
|
| 18 | 976 m | +91 m | 9.1% | 11% |
|
| 19 | 1069 m | +93 m | 9.3% | 11% |
|
| 20 | 1086 m | +17 m | 11.6% | 12% |
|
Difficulty score is length × gradient, weighted for the steepest kilometre.
Riders’ photos, notes and corrections make every profile better.