| Km | Altitude | Gain | Gradient | Max | 0–15% |
|---|---|---|---|---|---|
| 1 | 170 m | +27 m | 2.7% | 7.6% |
|
| 2 | 190 m | +20 m | 2.0% | 7.4% |
|
| 3 | 173 m | −17 m | −1.7% | 0.4% |
|
| 4 | 181 m | +8 m | 0.8% | 3% |
|
| 5 | 198 m | +17 m | 1.7% | 5% |
|
| 6 | 209 m | +11 m | 1.1% | 2.2% |
|
| 7 | 290 m | +81 m | 8.1% | 11.2% |
|
| 8 | 386 m | +96 m | 9.6% | 14.2% |
|
| 9 | 479 m | +93 m | 9.3% | 12.8% |
|
| 10 | 575 m | +96 m | 9.6% | 13% |
|
| 11 | 643 m | +68 m | 6.8% | 12.2% |
|
| 12 | 706 m | +62 m | 6.2% | 9.2% |
|
| 13 | 727 m | +22 m | 2.2% | 6% |
|
| 14 | 808 m | +81 m | 8.1% | 10.2% |
|
| 15 | 860 m | +52 m | 5.2% | 7.2% |
|
| 16 | 919 m | +59 m | 5.9% | 7.6% |
|
| 17 | 1018 m | +100 m | 10.0% | 14.8% |
|
| 18 | 1133 m | +115 m | 11.5% | 16.2% |
|
| 19 | 1231 m | +98 m | 9.8% | 16% |
|
| 20 | 1285 m | +53 m | 5.3% | 8.6% |
|
| 21 | 1304 m | +19 m | 3.8% | 7.8% |
|
Difficulty score is length × gradient, weighted for the steepest kilometre.
Riders’ photos, notes and corrections make every profile better.