| Km | Altitude | Gain | Gradient | Max | 0–15% |
|---|---|---|---|---|---|
| 1 | 174 m | +14 m | 1.4% | 2% |
|
| 2 | 182 m | +7 m | 0.7% | 1.8% |
|
| 3 | 201 m | +20 m | 2.0% | 3.6% |
|
| 4 | 243 m | +42 m | 4.2% | 5% |
|
| 5 | 276 m | +33 m | 3.3% | 7.4% |
|
| 6 | 347 m | +71 m | 7.1% | 8% |
|
| 7 | 417 m | +71 m | 7.1% | 7.6% |
|
| 8 | 490 m | +73 m | 7.3% | 7.8% |
|
| 9 | 559 m | +68 m | 6.8% | 7.2% |
|
| 10 | 625 m | +67 m | 6.7% | 7% |
|
| 11 | 688 m | +63 m | 6.3% | 6.8% |
|
| 12 | 661 m | −28 m | −2.8% | 4% |
|
| 13 | 734 m | +74 m | 7.4% | 8.2% |
|
| 14 | 806 m | +72 m | 7.2% | 8% |
|
| 15 | 863 m | +57 m | 5.7% | 7% |
|
| 16 | 928 m | +65 m | 6.5% | 7.2% |
|
| 17 | 994 m | +67 m | 6.7% | 7.2% |
|
| 18 | 1062 m | +67 m | 6.7% | 7.8% |
|
| 19 | 1114 m | +52 m | 5.2% | 8.4% |
|
| 20 | 1193 m | +80 m | 8.0% | 8.6% |
|
| 21 | 1279 m | +86 m | 8.6% | 12% |
|
| 22 | 1369 m | +90 m | 9.0% | 11.8% |
|
| 23 | 1401 m | +32 m | 3.2% | 6.4% |
|
| 24 | 1404 m | +2 m | 0.2% | 11% |
|
| 25 | 1495 m | +91 m | 9.1% | 11.8% |
|
| 26 | 1518 m | +23 m | 7.7% | 9.2% |
|
Difficulty score is length × gradient, weighted for the steepest kilometre.
Riders’ photos, notes and corrections make every profile better.