Stage 5 of the 2025 Itzulia Basque Country took place on .
The stage started in Urduña and finished in Gernika-Lumo, starting at with an expected finish at (average speed of 42 km/h).
The total distance of the stage was 172.6 km. The stage included 4 categorized climb(s) and 2 intermediate sprint(s), and had a total elevation gain of 2519 m, and a total descent of -2777 m.
No weather data available
The stage included 4 categorized climb(s) and 2 intermediate sprint(s).
Las Campas is a KOM cat. 3 climb, which starts at 16.5 km (156.1 km to go) and ends at 18 km (154.7 km to go). It has total distance of 1.5 km, and an average gradient of 8.1%, going from 350 to 468 meters of altitude.
Sarasola is a KOM cat. 3 climb, which starts at 57 km (115.6 km to go) and ends at 59.9 km (112.7 km to go). It has total distance of 2.9 km, and an average gradient of 3.6%, going from 150 to 255 meters of altitude.
Aretxabalagane is a KOM cat. 3 climb, which starts at 86.2 km (86.5 km to go) and ends at 90.8 km (81.9 km to go). It has total distance of 4.6 km, and an average gradient of 5.4%, going from 79 to 326 meters of altitude.
Errigoiti is a KOM cat. 3 climb, which starts at 99.5 km (73.1 km to go) and ends at 104.3 km (68.3 km to go). It has total distance of 4.8 km, and an average gradient of 4%, going from 74 to 267 meters of altitude.
Arteaga is a Sprint at 115.7 km (56.9 km to go).
Forua is a Sprint at 152.9 km (19.7 km to go).
The final 3 km for this stage starts at 169.7 km, has an average gradient of -1.9%, reaching 8 m of altitude.