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Routes
Road cycling routes
Spain
Asturias
Luarca
Illano

La Bobia and Sierra de Penouta Loop

Routes
Road cycling routes
Spain
Asturias
Luarca
Illano

La Bobia and Sierra de Penouta Loop

Hard

4

riders

La Bobia and Sierra de Penouta Loop

03:17

53.6km

1,470m

Road cycling

Tackle the difficult La Bobia and Sierra de Penouta Loop, a 33.3-mile road cycling route with 4809 feet of elevation gain in the Oscos-Eo Bi

Last updated: February 26, 2026

Tips

Your route passes through protected areas

Please check local regulations for:

Reserva da Biosfera Río Eo, Oscos e Terras de Burón

Waypoints

A

Start point

Parking

Get Directions

1

21.9 km

Alto de Penouta

Highlight • Summit

El Alto de Penouta is another classic from western Asturias. We can choose between several variants, on its north and west faces to climb up to an altitude of 780 …

Translated by Google •

Tip by

2

24.1 km

La Bobia Ridge

Highlight (Segment) • Trail

Lovely ride through the crest of la Bobia with stunning views down different valleys.

Especially recommended when you are riding it downwards, as you'll be still fast even when wind …

Tip by

3

45.4 km

Beautiful picture that we found rolling through the Sierra de San Isidro between Cimadevila and the top of Pozo de la Nieve. A marvel for road bike lovers.

Translated by Google •

Tip by

B

53.6 km

End point

Parking

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Way Types & Surfaces

Way Types

36.3 km

17.1 km

151 m

< 100 m

Surfaces

53.4 km

286 m

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Elevation

Elevation

Nothing selected – click and drag below to see the stats for a specific part of the route.

Highest point (1,090 m)

Lowest point (120 m)

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Weather

Powered by Foreca

Saturday 11 July

23°C

16°C

62 %

Additional weather tips

Max wind speed: 14.0 km/h

to get more detailed weather forecasts along your route

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Frequently Asked Questions

How long does it typically take to complete the La Bobia and Sierra de Penouta Loop?

This challenging road cycling loop typically takes around 3 hours and 17 minutes to complete. However, given its significant elevation gain and varied terrain, individual times may vary based on fitness levels and stops for scenery.

Is this road cycling route suitable for beginners?

No, this route is classified as difficult and is not recommended for beginners. It involves substantial elevation gains (over 1,400 meters) and can include varied terrain, with some segments potentially unpaved or requiring cyclists to push their bikes. It requires very good fitness and experience with challenging road rides.

What is the terrain like on the La Bobia and Sierra de Penouta Loop?

The terrain is primarily mountainous, featuring significant climbs and descents. While much of the route is generally well-paved, be prepared for some segments that might be unpaved and difficult, potentially requiring you to dismount and push your bike. This varied surface adds to the challenge and adventure of the loop.

What can I see along the route?

The loop offers stunning mountain vistas and expansive views over valleys. Key highlights include the Alto de Penouta, the scenic La Bobia Ridge, and the picturesque Winding Road in Sierra de San Isidro. These points provide excellent opportunities to appreciate the natural beauty of the region.

What is the best time of year to cycle this loop?

Given the mountainous terrain and potential for varied weather, the best time to cycle this loop is generally during the warmer, drier months, typically late spring through early autumn. This avoids the harsher conditions of winter and early spring, ensuring more pleasant cycling and better road conditions.

Are there any permits or entrance fees required for cycling in the Oscos-Eo Biosphere Reserve?

No, there are generally no specific permits or entrance fees required for cycling this route within the Oscos-Eo Biosphere Reserve. However, always respect local regulations, stay on marked paths, and practice Leave No Trace principles to preserve the natural environment.

Is the La Bobia and Sierra de Penouta Loop dog-friendly?

This route is primarily a road cycling loop, which is generally not ideal for dogs, especially given the distance and elevation. While there are no explicit prohibitions, it's best to consider if the conditions are safe and comfortable for your dog, particularly with traffic and the demanding nature of the ride. If you do bring a dog, ensure it is well-behaved and on a leash when appropriate.

Does the route intersect with other official trails?

Yes, the route intersects with several other official trails. Notable sections include parts of the Road Oscos, Cuenca del Navia y Sierra de Penouta, and segments of the [CIMA AS32] La Bobia * Puente Urubio / Doiras. You may also encounter shorter portions of the Ruta del puente colgante and various other CIMA AS32 La Bobia routes.

Are there any particularly challenging sections or specific considerations for this road cycling loop?

Be prepared for significant and sustained climbs, especially towards the Alto de Penouta and along the La Bobia Ridge. Some sections may be unpaved or in rougher condition, which can be challenging for road bikes and might require dismounting. Ensure your bike is in excellent condition and you have appropriate gearing for steep ascents.

Where can I find parking to access this road cycling loop?

While specific parking areas are not detailed in the route information, you would typically look for parking in nearby towns or villages that serve as common starting points for routes in the region. It's advisable to check local maps or community information for designated parking facilities near the start of the loop.

Are there places to stop for refreshments along the route?

This loop traverses a relatively remote, mountainous area. While there might be small villages or hamlets along the way, dedicated cafes or refreshment stops are not guaranteed. It's highly recommended to carry sufficient water, snacks, and any necessary supplies for the entire duration of your ride.

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