The best traffic-free bike rides around Urdaibai

Urdaibai offers a good selection of traffic-free gravel bike trails. Our guide features 15 routes, ranging from moderate to difficult, allowing you to explore the diverse landscapes of this UNESCO Biosphere Reserve away from cars.

The spring and autumn months are generally ideal for gravel biking in Urdaibai. The weather is milder, and the natural beauty of the estuary, wetlands, and forests is at its peak. These seasons also offer excellent opportunities for birdwatching as migratory birds pass through the reserve. While summer is also pleasant, it can be busier, especially along the coast.

Yes, Urdaibai features several challenging no-traffic gravel routes, often involving significant elevation changes as you traverse the region's low mountains and steep slopes. For example, the Urkiola Pass – Urkiola Sanctuary loop from Durango includes over 800 meters of elevation gain, providing a demanding ride with rewarding views. Another challenging option is the Reservoir – Crossing loop from Lemoa, which also features substantial climbing.

Urdaibai's no-traffic gravel trails offer access to a wealth of natural and cultural landmarks. You can cycle past the extensive salt marshes of the Oka River estuary, enjoy dramatic coastal views, and explore lush forests. Notable highlights include the View from San Pedro de Atxarre, offering panoramic vistas of the estuary, and the unique Oma Forest. You might also encounter the Old Tree of Gernika, a symbol of Basque freedom.

Many of the no-traffic gravel bike routes in Urdaibai are designed as circular loops, allowing you to start and end at the same point. An example is the La Nevera de Neberondo – Neverondo Ice House loop from Durango, which offers a scenic circular journey through varied terrain.

The no-traffic gravel trails in Urdaibai feature a mix of surfaces, characteristic of gravel biking. You can expect well-maintained gravel paths, forest tracks, and rural roads. Some sections might include compacted dirt, loose gravel, or even short stretches of paved road connecting unpaved segments, all designed to keep you away from heavy vehicle traffic.

While many routes in this guide are rated as difficult, Urdaibai does offer sections and areas suitable for families looking for easier, traffic-free cycling. Look for flatter paths along the estuary or within designated park areas. Always check the route details for elevation and surface type to ensure it matches your family's skill level.

Yes, Urdaibai is reasonably well-connected by public transport, particularly to towns like Gernika, Mundaka, and Bermeo. Euskotren operates services that can transport bikes, making it possible to reach trailheads without a car. It's advisable to check the specific train or bus line's bike policy and schedule in advance, especially during peak seasons.

Parking is generally available in the main towns and villages surrounding the Urdaibai Biosphere Reserve, such as Gernika, Mundaka, Bermeo, and Durango. Many routes, like the Besaide Monument – Besaide Summit Mailbox loop from Durango, start from locations with accessible parking. Always look for designated parking areas to ensure you're not obstructing local traffic or private property.

As a UNESCO Biosphere Reserve, Urdaibai has regulations in place to protect its natural environment. Generally, cycling is permitted on marked trails and roads. However, it's always good practice to stay on designated paths, respect private property, and be mindful of wildlife. No specific permits are typically required for recreational cycling on public trails, but always check local signage for any temporary restrictions or protected areas.

Gravel bikers frequently praise Urdaibai for its incredible natural diversity and the opportunity to ride away from traffic. The blend of coastal views, serene estuary landscapes, and challenging forest climbs offers a unique experience. Riders often highlight the peacefulness of the trails and the stunning panoramic viewpoints, such as those found around Mount Ogoño, as major draws.