Best mountain peaks around Ondarroa are found in a region characterized by its rugged coastal landscape and elevated areas within the Basque Country. Ondarroa, a fishing town on the Bay of Biscay, provides access to various local summits and trails. These locations offer panoramic views and opportunities for outdoor exploration, forming part of the scenic terrain surrounding the town. The area features a mix of coastal elevations and inland hills, providing diverse hiking experiences.
Last updated: May 14, 2026
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Popular around Ondarroa
Nature and Culture — The Tour of Urdaibai (GR 98)
By the sea and the mountains – Tour of Biscay (GR 123)
Cycling along the Cantabrian coast – the Northern Way
From the coast to the mountains – Tour of the Basque Country
Hiking around Ondarroa
Road Cycling Routes around Ondarroa
Cycling around Ondarroa
Running Trails around Ondarroa
MTB Trails around Ondarroa

Gravel biking around Ondarroa
A must-have photo upon reaching the summit...
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This is a truly tough climb. In 8.5 kilometers, you gain 834 meters of elevation gain, averaging 9.8% and with slopes that, in some cases, exceed 21%. However, the views from the top more than make up for the effort.
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There is no view from the top due to the trees. However, the walk up there is super beautiful in a magical forest and offers some views on the way, and there is a nice viewpoint down the road towards the north.
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Modest summit of 315 meters of altitude with a small mailbox from which you can see the surrounding mountains and even the sea, due to its proximity to the coast. At the top there is a geodesic vertex.
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This 770 meter high summit is an excellent vantage point from which to observe the mountains that surround us. It is an outcrop of slate. At its vertex, in addition to beautiful views, you can find several mailboxes.
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This peak in the Markina-Xemein area is 433 meters high. The classic and also fastest route to climb is from Markina-Xemein.
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This 386 meter high summit is located in the Arno massif, above the town of Ondarroa. This is a good point from which to observe the Cantabrian Sea and some of the peaks that surround you.
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Small hermitage located on a hill at 791 meters above sea level, near the top of Monte Oiz. It is a place of great devotion and tradition, and offers stunning panoramic views of the surrounding valleys and mountains.
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The region around Ondarroa offers several popular elevated areas. Among the most appreciated by the komoot community are Kalamua Summit, known for its excellent vantage point at 770 meters, and Kalamendi Summit, which provides views of both the surrounding mountains and the sea from 315 meters. Another notable spot is the Gerrikaitz-Gontzagarigana climb, an ascent that reaches 365 meters.
While many trails in the Ondarroa area require good fitness, the region offers diverse terrain. For a moderate experience, the "Ondarroa - Tontorramendi Summit Loop" is a 7.5-mile (12.1 km) circular hiking route that provides scenic views. The path leading to the Nuestra Señora de la Antigua Church, while steep, is accessible only on foot and offers magnificent views, along with the beautiful hermitages of San Juan and Santa Clara, which could be a rewarding family walk for those comfortable with inclines.
The peaks and elevated areas around Ondarroa offer a variety of natural features and stunning viewpoints. From Kalamua Summit, you can observe a wide panorama of surrounding mountains. Kalamendi Summit provides views of both mountains and the sea due to its coastal proximity. The Otoio Summit walk takes you through a magical forest with views along the way, even if the summit itself is tree-covered. The iconic Peña del Fraile, or "Friar's Rock," is a distinctive natural landmark protecting the seaside area.
Yes, the region combines natural beauty with cultural heritage. The Urregarai and Santa Eufemia Trail leads to a historic mountaintop hermitage, Santa Eufemia. Additionally, the church of Nuestra Señora de la Antigua, dating back to the 12th century and rebuilt in 1750, is located on a steep hill and offers magnificent views. On the path to this church, you can also find the hermitages of San Juan and Santa Clara.
For hiking, the "Urregarai and Santa Eufemia Trail" is a moderate 7.3-mile (11.8 km) route with panoramic views and a historic hermitage. Another popular option is the "Ondarroa - Tontorramendi Summit Loop," a moderate 7.5-mile (12.1 km) circular route. You can find more details and other hiking options in the Hiking around Ondarroa guide.
Beyond hiking, the Ondarroa area offers opportunities for other outdoor activities. You can explore various running trails, such as the "Lekeitio – Lekeitio Old Town and Basilica loop" or the "Old Bridge of Ondarroa – Ondarroa loop." For cycling enthusiasts, there are gravel biking routes like the "Aixola Reservoir loop." More information on these activities can be found in the Running Trails around Ondarroa guide and the Gravel biking around Ondarroa guide.
Yes, Monte Oiz is a very popular destination for both walkers and cyclists. Its popularity is such that the Basque bicycle manufacturer Orbea even named one of its bikes after it, making it a significant landmark for outdoor enthusiasts in the region. There is also a challenging route called the Ascent to Mount Oiz from Gerrikaitz.
Ondarroa is characterized by a rugged coastal landscape with a mix of coastal elevations and inland hills. While not surrounded by towering mountain ranges in the traditional sense, the area features significant elevated points. Summits like Kalamua Summit reach 770 meters, and the Urregarai and Santa Eufemia Trail involves an elevation gain of 660 meters. The terrain can be diverse, ranging from moderate paths to more challenging ascents.
Visitors particularly enjoy the panoramic views offered by many of the elevated areas, such as those from Kalamua Summit and Kalamendi Summit, which often include both mountain and sea vistas. The diverse hiking experiences, from coastal paths to forest trails like the one leading to Otoio Summit, are also highly appreciated. The combination of natural beauty with historical sites like the Santa Eufemia hermitage adds another layer of enjoyment for explorers.
Yes, beyond the most popular, you can also explore Tontorramendi Summit, which is part of a scenic loop trail. Akarregi Summit (433 m) and Kanpona also offer viewpoints. The Hermitage of San Cristóbal is another elevated spot that combines religious history with scenic views.
The best time to visit Ondarroa for hiking and exploring its elevated areas generally aligns with milder weather conditions. Spring and autumn offer pleasant temperatures for outdoor activities, avoiding the heat of summer and potential winter conditions. These seasons provide comfortable hiking conditions and clear views of the rugged coastline and inland hills.


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