
SALE
Location
Property Type
Price€
Rooms
SizeM2
3000 m2 / 8 Parking place
REF: ast001AM
10.000.000 €
A living legacy by the river and the sea
An unique property in Asturias
In the peaceful village of Soto del Barco, where the Nalón River opens into the Cantabrian Sea, stands a property of extraordinary beauty and historical significance. Set on a promontory some forty metres above the river, the castle commands the landscape with serene presence, offering open views toward the river’s mouth and the surrounding natural scenery. Since ancient times, this site has been chosen for its strategic position — first as a Roman castro, later as a medieval fortress, until becoming the Castle of San Martín, one of the oldest and most emblematic historic complexes in Asturias.
The Castle Tower, with more than 900 years of history, forms the heart of the estate. Its walls, raised upon the remains of an earlier stronghold, were ordered to be built by King Alfonso III, and they still preserve the spirit of the centuries that have passed. Over time, the estate was expanded with 19th-century constructions, including an elegant Indiano-style mansion with a glazed gallery that adds a distinctive charm to the ensemble.
The family estate has remained under the care of the same lineage for over a hundred years, a continuity that has preserved its authenticity, architectural harmony, and deep connection to the landscape.
The property extends over four hectares of land and comprises approximately 3,000 m² of legalized built area, distributed among the castle tower, the Indiano house, the caretakers’ residence, and a more recent construction from the 1990s, perfectly integrated into the surroundings. A 1,000 m² walking path encircles the estate, leading to a private jetty on the Nalón River — a place where water and history meet.
Just 7 km from Asturias Airport and 800 m from the train station with connections to the main cities of the region, the castle enjoys a privileged location: both accessible and profoundly serene.
More than a property, this is a living testament to the past — a place where architecture, history, and nature intertwine in perfect harmony. A refuge for those who understand heritage not as a possession, but as a legacy to be preserved and passed on.