4.0
(3)
55
riders
9
rides
Gravel biking around Oña offers diverse terrain within the Montes Obarenes-San Zadornil Natural Park, characterized by mountain ranges and river gorges. The region features a mix of paved and unpaved surfaces, making it suitable for varied gravel biking experiences. The landscapes are shaped by the Oca River and include routes along old railway lines, providing relatively flat and accessible paths. This area provides a rugged and varied environment for exploring on a gravel bike.
Last updated: May 21, 2026
10
riders
78.1km
05:51
380m
380m
Hard gravel ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.
7
riders
17.5km
01:29
190m
190m
Moderate gravel ride. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.

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7
riders
34.9km
03:05
640m
640m
Hard gravel ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.
5
riders
72.2km
04:46
510m
510m
Hard gravel ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.
3.0
(1)
5
riders
Moderate gravel ride. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.
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Popular around Oña
Lermilla, with a spectacular rest area!
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carry water, but go to a village to the fountain and if possible don't go on a very sunny day...
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Lermilla's rest area, ideal for getting water and relaxing. Cool fountain.
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Beautiful landscape on the greenway with layers of different colors.
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One of the few towns on the greenway to grab a drink (aka a bar) between Poza and Burgos. A must-stop for a rest.
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Next to the greenway, a good place to rest and get supplies in town.
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A beautiful town in a privileged location. It's well worth a visit, and take a stroll around the surrounding area.
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There are currently 9 dedicated no-traffic gravel bike routes around Oña featured in this guide. These routes offer a variety of distances and difficulties, allowing you to explore the beautiful landscapes of the Montes Obarenes-San Zadornil Natural Park.
The no-traffic gravel routes around Oña offer a diverse mix of terrain, from paths along old railway lines to more rugged sections within the Montes Obarenes-San Zadornil Natural Park. You'll encounter both paved and unpaved surfaces, including sections through river gorges and mountain ranges, making it ideal for gravel biking. Routes like the Oña Historic Town Center – Ebro River Bridge loop from La Sierrecilla feature significant elevation changes, while others might be flatter.
While specific 'family-friendly' designations aren't provided, several routes are rated as 'moderate' difficulty, which could be suitable for families with some cycling experience. For example, the Ebro River Bridge – Trespaderne loop from Oña is a moderate route that offers a shorter distance and less elevation gain compared to more challenging options.
The no-traffic gravel routes in Oña pass through a region rich in natural beauty and historical sites. You can discover highlights such as the Peñón Waterfall, the historic Poza de la Sal Salt Flats and Old Railway Station, and the charming village of Frías. Many routes also offer stunning Views of Poza de la Sal and the surrounding natural park.
Yes, the region around Oña is known for utilizing old railway lines, which often provide relatively flat and accessible paths through scenic countryside. While not all routes exclusively follow them, you will find sections that incorporate these historic paths, offering a unique gravel biking experience.
Oña's diverse terrain makes it suitable for gravel biking across several seasons. Spring and autumn generally offer the most pleasant temperatures and vibrant landscapes. Summers can be warm, but early mornings or late afternoons are often ideal. Winters might bring colder temperatures, but many routes remain accessible, especially those at lower elevations.
Many of the no-traffic gravel routes around Oña start from or pass through towns like Oña, Trespaderne, or Poza de la Sal, where public parking is generally available. For example, routes like the Puentedey – Natural Rock Arch of Puentedey loop from Trespaderne often have convenient starting points with parking access in the nearby villages.
Absolutely. Oña offers several challenging no-traffic gravel routes for experienced riders. The Montes Obarenes-San Zadornil Natural Park provides varied topography with significant climbs and descents. Routes such as the Oña Historic Center – Trespaderne loop from Piérnigas are rated as 'difficult' and cover longer distances with substantial elevation changes, perfect for those seeking a demanding ride.
The gravel biking routes around Oña are highly rated by the komoot community, with an average score of 4.0 stars. Reviewers often praise the quiet, traffic-free nature of the trails, the stunning natural scenery within the Montes Obarenes-San Zadornil Natural Park, and the variety of terrain that makes for engaging rides.
Yes, many of the no-traffic gravel routes around Oña are designed as circular loops, allowing you to start and end at the same point. This makes planning your ride more convenient. An example is the Poza de la Sal – Red Rock Valley loop from Poza de la Sal, which offers a complete circular experience.
While many natural areas in Spain are dog-friendly, specific regulations for dogs on gravel trails within the Montes Obarenes-San Zadornil Natural Park can vary. It's always best to keep your dog on a leash, especially in areas with wildlife or livestock, and to ensure you clean up after them. Check local signage for any specific restrictions.


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