4.6
(16)
170
riders
18
rides
Gravel biking around Irurtzun offers diverse landscapes, characterized by former railway lines converted into greenways, such as the Plazaola Greenway. The region features a mix of open paths, viaducts, and tunnels, providing varied terrain for gravel cyclists. Natural features include river valleys, prominent rock formations like Dos Hermanas, and sections with significant elevation changes. This area is suitable for off-road cycling through its natural setting.
Last updated: November 2, 2026
4.0
(8)
67
riders
60.0km
03:40
720m
720m
Hard gravel ride. Very good fitness required. Mostly paved surfaces.
5.0
(3)
20
riders
33.1km
02:06
470m
470m
Hard gravel ride. Very good fitness required. Mostly paved surfaces.

5.0
(1)
18
riders
26.5km
01:44
230m
230m
Moderate gravel ride. Good fitness required. Mostly paved surfaces.
5.0
(1)
8
riders
30.7km
01:54
510m
520m
Hard gravel ride. Very good fitness required. Mostly paved surfaces.
8
riders
30.4km
01:49
470m
470m
Hard gravel ride. Very good fitness required. Mostly paved surfaces.
Get access to more routes and recommendations from other explorers.
Already have an account?
Our route recommendations are based on thousands of hikes, rides, and runs completed by other people on komoot.
Start today with a free account
Your next adventure awaits.
In summer, a refreshing dip is guaranteed
0
0
As of May 24, 2026, the tunnel is closed. The alternative route is by road to the village of Leitza. From there, you take the greenway again.
2
0
A bar with a view and good food, a good place to stop. Closed Mondays.
0
0
One of the ideal areas to start the Plazaola greenway
0
0
Except for the short 16% ramp, getting there was super smooth and easy.
0
0
It is important to bring lights for the tunnels and some clothing for the long tunnels, including in summer.
0
0
The 2700m tunnel is impressive and seems to never end. Advice: Bring clothes at least when passing through this tunnel as it is cool. Otherwise there is automatic lighting.
0
0
There are over 20 gravel bike trails around Irurtzun, offering a variety of experiences for different skill levels. These routes are highly rated by the komoot community, with an average score of 4.8 stars.
The trails around Irurtzun range from moderate to difficult. While there are 5 moderate routes, the majority (15) are considered difficult, often featuring significant elevation changes. For a balanced experience, consider the Plazaola Greenway – Gulina Viaduct loop from 49. fazeria, which is rated moderate.
Many sections of the historic Plazaola Greenway are suitable for families, offering relatively flat and well-maintained paths. While specific 'easy' routes aren't highlighted, moderate trails like the Plazaola Railway Memorial Arch – Gravel Path loop from 49. fazeria could be an option for families with some cycling experience, as it's shorter and has less elevation gain than more challenging routes.
Yes, many of the gravel bike routes around Irurtzun are designed as loops. Examples include the popular Plazaola Greenway – Gulina Viaduct loop from Urritza and the Santa Cruz Tunnel – Plazaola Greenway loop from Imotz, allowing you to start and finish at the same point.
The trails often follow the historic Plazaola Greenway, featuring notable viaducts and tunnels. You can also explore nearby natural and historical landmarks. Highlights include the Plazaola Greenway itself, the Aixita Castle Ruins, and various mountain peaks like Eltxumendi Summit.
The region's diverse landscape, including valleys and forested sections, makes it enjoyable for gravel biking across multiple seasons. Spring and autumn generally offer pleasant temperatures and vibrant scenery. While the guide doesn't specify winter conditions, the presence of greenways suggests year-round accessibility, though some higher elevation or less maintained paths might be affected by weather.
Absolutely. For experienced gravel bikers seeking a challenge, routes like the Plazaola Greenway – Santa Cruz Tunnel loop from Urritza cover nearly 88 km with over 1000 meters of elevation gain, providing a demanding and rewarding experience.
The komoot community rates the Irurtzun gravel trails highly, with an average score of 4.8 stars from over 18 reviews. Riders frequently praise the unique blend of historic greenways, such as the Plazaola, with varied terrain including viaducts and tunnels, offering a distinct off-road cycling experience.
Irurtzun is a well-connected town in Navarre, making it a potential hub for accessing the surrounding trails. While specific public transport links to trailheads are not detailed in the guide, the town's location suggests bus services could connect to nearby villages or starting points along the Plazaola Greenway.
Yes, the routes often traverse scenic areas. The historic Plazaola Greenway itself offers picturesque views, particularly around the Gulina Viaduct. Additionally, the region is dotted with various peaks, such as Txurregi Summit (1,121 m), which, while not directly on every gravel route, contribute to the stunning backdrop and offer potential detours for panoramic views.
While the guide focuses on the trails themselves, the routes often pass through or near small towns and villages like Irurtzun and Lekunberri. These settlements typically offer local cafes, restaurants, or shops where you can refuel and refresh during your ride. For example, Lekunberri is a notable settlement along the Plazaola Greenway.


Browse the best Gravel rides in other regions.