Climbs
Climbs that featured the most times in Itzulia Basque Country history.
| Pos. | Climb | #stages | #editions | First year | Length | Avg. steepness |
|---|---|---|---|---|---|---|
| 1 | Urkaregi | 19 | 15 | 2009 | ||
| 2 | Alto de Izua | 18 | 15 | 2008 | ||
| 3 | Col d'Ibardin | 14 | 14 | 1981 | ||
| 4 | Alto de Karabieta | 13 | 12 | 2009 | ||
| 5 | Usartza | 12 | 12 | 2010 | ||
| 6 | Alto de Elosua | 11 | 11 | 1980 | ||
| 7 | Alto de Zaldiarán | 10 | 10 | 2003 | ||
| 8 | Alto de Asentzio | 10 | 9 | 2004 | ||
| 9 | Alto de Garate | 9 | 9 | 2004 | ||
| 10 | Alto de Uitzi | 9 | 8 | 2003 | ||
| 11 | Alto de Humaran | 9 | 7 | 2004 | ||
| 12 | Alto de San Cosme | 8 | 6 | 2007 | ||
| 13 | Trabakua | 8 | 8 | 2017 | ||
| 14 | Azurki | 8 | 8 | 2013 | ||
| 15 | Alto de Gontzegaraine | 8 | 8 | 2008 | ||
| 16 | Alto de Itziar | 7 | 7 | 2004 | ||
| 17 | Puerto de Vitoria | 7 | 7 | 2006 | ||
| 18 | Alto de Gabiria | 7 | 7 | 2006 | ||
| 19 | Alto de Jaizkibel | 6 | 6 | 1995 | ||
| 20 | Alto de Opakua | 6 | 6 | 2005 |