4.9
(15)
152
riders
15
rides
Gravel biking around Larraun offers a diverse landscape characterized by picturesque river valleys and the foothills of the Aralar mountains. The region features extensive oak and beech forests, alongside green pastures, providing varied terrain for cyclists. The Plazaola Greenway, a former railway line, forms a central part of the network, offering unpaved sections ideal for gravel bikes. Routes often combine asphalt, concrete, dirt roads, and forested trails, catering to different preferences.
Last updated: May 21, 2026
5.0
(3)
28
riders
49.2km
02:56
600m
600m
Hard gravel ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.
5.0
(2)
43
riders
45.4km
02:44
570m
570m
Hard gravel ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.

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5.0
(2)
18
riders
31.1km
01:58
440m
440m
Moderate gravel ride. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.
4.5
(2)
12
riders
61.7km
04:25
1,210m
1,210m
Hard gravel ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.
5.0
(1)
6
riders
Hard gravel ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.
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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.
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A bar with a view and good food, a good place to stop. Closed Mondays.
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Great route for beginners as has mainly constant and light slopes. Only half a dozen uphills the first 30 km from Pamplona.
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One of the ideal areas to start the Plazaola greenway
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Although you have to make a slight detour, it is worth visiting this bridge and taking a photo on it if you want.
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It is important to bring lights for the tunnels and some clothing for the long tunnels, including in summer.
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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.
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There are 15 dedicated no-traffic gravel bike trails around Larraun featured in this guide. These routes offer a variety of experiences, from moderate to difficult, ensuring options for different skill levels.
Larraun's gravel trails, particularly those incorporating the Plazaola Greenway, offer a diverse mix of surfaces. You'll encounter unpaved sections, asphalt, concrete, dirt roads, and forested trails. This variety provides an engaging and authentic gravel biking experience through picturesque river valleys and forests.
Yes, many of the no-traffic gravel routes in Larraun are circular, allowing you to start and end at the same point. For example, the Santa Cruz Tunnel – Plazaola Greenway loop from Imotz is a popular circular option, covering nearly 50 km.
Larraun's trails are rich in natural beauty. You can ride through extensive oak and beech forests, alongside river valleys, and even past dramatic features like the Dos Hermanas Gorge, which you can view on the Plazaola Greenway – View of the Dos Hermanas Gorge loop from Izurdiaga-Irurtzun. The region is also known for the unique Iribas Springs, where a river disappears and re-emerges.
Absolutely. While cycling, you might encounter historical elements like the former railway infrastructure of the Plazaola Greenway itself. For a deeper dive, consider visiting the 12th-century San Miguel de Aralar Sanctuary in the nearby mountains, or explore ancient megalithic sites like those on the Dolmen Route of Oderitz.
Spring and autumn generally offer the most pleasant conditions for gravel biking in Larraun, with mild temperatures and vibrant landscapes. Summers can be warm, while winters might bring colder weather and potentially wet or muddy conditions on some unpaved sections. Always check local weather forecasts before heading out.
While many routes are rated moderate to difficult, the Plazaola Greenway itself offers sections that are relatively flat and suitable for families, especially if you choose shorter segments. The unpaved nature means it's not suitable for racing bikes, but gravel bikes or mountain bikes are perfect for exploring with children.
The Plazaola Greenway features several tunnels, including the notable Bartolo Tunnel. It's crucial to be prepared with lights for your bike, as some of these tunnels are unlit. This adds a unique and adventurous element to your ride.
Camping Aralar is a recognized hub for cyclists in the region. It offers convenient amenities such as a bike washing area, self-repair and inflation stations, and secure storage facilities, making it a great base for your gravel biking adventures.
The komoot community highly rates the gravel biking experience in Larraun, with an average score of 4.9 stars. Reviewers often praise the region's quiet, traffic-free routes, the stunning natural scenery, and the unique experience of riding through tunnels on the Plazaola Greenway.
Yes, for experienced riders seeking a challenge, Larraun offers several difficult no-traffic gravel routes. The Cantina del Plazaola – Plazaola Greenway loop from Leitza, for instance, is over 60 km long with significant elevation gain, providing a demanding yet rewarding ride through varied terrain.


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