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Routes
Hiking trails & Routes
Spain
Basque Country
Gipuzkoa
Donostia/San Sebastián
Saint-Sébastien

Tour of Ulia (SL-GI 33)

Moderate

4.2

(61)

236

hikers

Tour of Ulia (SL-GI 33)

02:30

7.73km

350m

Hiking

Hike Monte Ulia's moderate 4.8-mile circular route for stunning Cantabrian viewpoints, coastal cliffs, and historic sites near San Sebastián

Last updated: February 26, 2026

Waypoints

A

Start point

Parking

Get Directions

1

580 m

View of La Concha Bay and San Sebastián from Mirador Arbola

Highlight • Viewpoint

The Arbola viewpoint offers incredible views of the city of Donostia-San Sebastián. It is located on the slopes of Ulia, a small mount.

Translated by Google •

Tip by

2

2.29 km

Peña de Ataloi

Highlight • Natural Monument

On the coastal path of the route to the cliffs of Mount Ulia in San Sebastian we come across the Peña de Ataloi, this strange and beautiful rock formation in the shape of a cave that melts in your hands.

Translated by Google •

Tip by

3

2.94 km

View of Barrakalde Cliffs

Highlight • Viewpoint

ROUTE FROM NARROW PASSAGES AND A LITTLE DIFFICULT

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Tip by

4

3.67 km

Cala Irurdieta

Highlight • Beach

The path along the coast (points 15/16) eventually becomes completely overgrown and in front of it only very, very narrow. We had to turn back. It's better to follow the trail markers and skip these points.

Translated by Google •

Tip by

5

6.17 km

Chalet de las Peñas Ruins

Highlight • Historical Site

Although these ruins are called the Ulía mill, they never served as a mill. This sandstone construction is the structure that remains of an old café that received the name of "Chalet de las Peñas".

Translated by Google •

Tip by

B

7.73 km

End point

Parking

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Way Types & Surfaces

Way Types

3.89 km

1.06 km

910 m

766 m

648 m

430 m

Surfaces

4.46 km

1.29 km

1.06 km

414 m

261 m

218 m

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Elevation

Elevation

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

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Weather

Powered by Foreca

Tuesday 19 May

20°C

14°C

0 %

Additional weather tips

Max wind speed: 10.0 km/h

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This route was planned by komoot.

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Frequently Asked Questions

What is the best time of year to hike this trail?

The trail is enjoyable year-round, but spring and autumn generally offer the most pleasant weather for hiking. San Sebastián's weather can change quickly, so be prepared for varying conditions. During rainy periods, dirt paths can become muddy and slippery, and rocks hazardous.

Is the Monte Ulia and Cala Irurdieta trail suitable for all skill levels?

This trail is considered a moderate hike. While it's generally accessible, it does require good fitness due to varying elevations, including some narrow and occasionally steep sections along the coastline. There can be a noticeable climb at the beginning, sometimes involving a long staircase. Hikers should be mindful of footing, especially near cliffs where wind gusts can occur.

Where can I park, and how do I access the trailhead?

The trailhead is easily accessible from San Sebastián's Gros neighborhood. You can find parking in the surrounding areas of Gros, though it can be busy, especially during peak times. Public transport options are also readily available to reach this part of the city.

Are dogs allowed on the trail?

Yes, the trails on Monte Ulia are generally dog-friendly. However, it's always recommended to keep your dog on a leash, especially in areas with wildlife, near cliffs, or when passing other hikers, to ensure safety and respect for the natural environment.

Do I need any permits or have to pay an entrance fee for Monte Ulia Park?

No, you do not need permits, and there are no entrance fees to hike this trail or access Monte Ulia Park. Monte Ulia is a protected natural park and a Site of Community Importance within the Natura 2000 network, freely accessible to the public.

What kind of terrain can I expect on this circular route?

The terrain is quite varied. You'll start on concrete roads, which soon transition to gravel and dirt paths. The trail winds through lush forests and along rugged cliffs. Be aware that some sections, particularly along the coast, can be narrow, steep, and occasionally overgrown.

What are the main highlights and viewpoints along the route?

This trail lives up to its name with numerous stunning viewpoints. Key highlights include the View of La Concha Bay and San Sebastián from Mirador Arbola, the unique rock formation of Peña de Ataloi, and the View of Barrakalde Cliffs. You'll also pass by Cala Irurdieta and the historical Chalet de las Peñas Ruins.

Does this trail connect with any other well-known paths?

Yes, a significant portion of this route is part of the historic Camino de Santiago Norte (Northern Way). It also intersects with sections of the E02 Talaia ibilbidea: Pasai San Pedro - Donostia and the Uliari bira trails. The Ulia trails can also be part of longer treks, such as the multi-day GR 121 Talaia Ibilbidea coastal route.

Are there any amenities like cafes or restrooms near the trail?

Given its proximity to San Sebastián's Gros neighborhood, you'll find various cafes, restaurants, and public restrooms before or after your hike. There are no specific amenities directly on the trail itself, so it's best to prepare beforehand.

What should I bring for this hike?

We recommend bringing plenty of water, snacks, and wearing appropriate hiking footwear suitable for varied terrain. Given the potential for quick weather changes, a waterproof jacket is advisable. Sun protection is also important, especially on exposed coastal sections. A camera is a must for the incredible views!

Is this a good trail for families with children?

While the trail is accessible, its moderate difficulty, including some steep and narrow sections, might be challenging for very young children or those not accustomed to hiking. Families with older children or those with good fitness levels should find it enjoyable, but always assess your family's capabilities before setting out.

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Trail Reviews

⚜️𝓗𝓾𝓰𝓸⚜️ 🇫🇷
August 17, 2023, SAN SEBASTIAN (1) - A modifier

Lack of maintenance of trails outside the paths. Itinerary to review

Translated by Google
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