Architecture studio Jerez Arquitectos was commissioned to design Casa K, a multipurpose dwelling capable of adapting to different profiles and numbers of users, in Burgos, Spain. The house is conceived as a cosy home that can also function as a workspace, connected to the outdoors and bathed in natural light.

The challenge posed by the location and morphology of the plot became an opportunity to reinforce the project's purpose. The project faces away from the busy road to the north, protecting it from noise, and opens its views to the south, framing nature and the neighbouring buildings.

The house designed by Jerez Arquitectos is organised in an L-shaped floor plan. The larger wing forms a complete dwelling, while the smaller wing provides a complementary space capable of adapting to the needs of the residents. The outdoor patio with a pool breaks the perpendicularity of the floor plan and creates an interesting dialogue between the exterior and interior.

The project's walls are mostly built with locally manufactured concrete bricks. The structure responsible for establishing the interior is also made of concrete, consisting of seven rectangular bays with spans measuring 6.3 x 4.5 meters. The arrangement of the openings, the south-facing orientation, and the thermal insulation achieve significant energy savings.

House K by Jerez Arquitectos. Photograph by Iñaki Bergera.

House K by Jerez Arquitectos. Photograph by Iñaki Bergera.

Project description by Jerez Arquitectos

The owner, a young woman, wanted the house to be adaptable to her needs over time. It had to be a changeable and versatile house, suitable for a single person, for several friends, for a family with children, for an elderly couple alone or with assistance, etc. We were looking for a house where you could live in a peaceful domestic environment, but where you could also work comfortably, in contact with the ground and nature, and with natural light in all the spaces. In short, it had to be a house that was adapted and adaptable, forever.

The site, initially complicated by its location and shape, was rather an opportunity to develop the project with greater intention and intensity. The plot, which is completely flat, is situated on the outskirts of the city, in an old village that is now a neighbourhood. To the north, the development borders a busy and noisy national road. To the south, on the other hand, the changing beauty of nature is revealed to us, with the sun and the beautiful views towards an old tree-lined millpond, which in turn borders a neighbouring social and sports club. The site is triangular in shape and narrows very much to the west, which complicated the physical occupation of this area.

House K by Jerez Arquitectos. Photograph by Iñaki Bergera.
House K by Jerez Arquitectos. Photograph by Iñaki Bergera.

These conditions led to the idea of a house that is almost completely enclosed to the north, to protect it from the cold weather and the noisy road, but very open to the south. The project, built mainly with concrete brick manufactured by a local company, is developed on a single L-shaped floor. The longer wing is a complete house in itself, while the shorter wing can accommodate various complementary activities or future needs.

The structure, made up of seven rectangular concrete bays measuring 6.3 x 4.5 metres, configures the different spaces, some of which can be used for different purposes, interchangeable and grouped together as required. A small tree-lined courtyard, protected by a brick lattice that allows its presence to be sensed from the outside, gathers the accesses from the north and creates a wide crack between the two perpendicular parts, to later reveal the main space of the house, elongated, luminous and completely open to the southern garden by means of a glass plane protected by external blinds. This type of mobile elements, together with the high level of thermal insulation of the entire envelope and the carefully studied orientation and layout of the openings, help to achieve high energy efficiency. The spaces initially intended for bedrooms, which can also house work, library or play areas, are oriented towards small side gardens, appropriating voids that would otherwise be unusable. All the spaces have natural light, either from the façades or through skylights in the roof.

More information

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Architects
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Jerez Arquitectos. Lead arquitects.- Enrique Jerez Abajo, Rebeca Piedra Dueñas, José M. Méndez Primo.

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Collaborators
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Collaborators.- Agustín de la Torre Gómez, Clara Alonso Martín.
Building engineer.- José Piedra, Rebeca de la Cal, Javier López.
Structure.- Rubiera.

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Client
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Private.

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Builder
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Residencial Camino de Santiago.

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Developer
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Residencial Camino de Santiago.

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Area
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207 sqm.

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Dates
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2020 > 2024.

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Location
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Burgos, Spain (42.343420, -3.631380).

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Manufacturers
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Carpentry.- Carpintería Guada.
Bricks.- Barruca.
Equipment.- Richana.

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Photography
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Enrique Jerez Abajo (Burgos, Spain, 1980) is an Architect graduated from ETSA Navarra with distinction and Premio Extraordinario de Fin de Carrera (2004). PhD Architect from University of Valladolid (2012). Assistant Professor of Architectural Design at EINA University of Zaragoza (accredited Contratado Doctor, ANECA, 2015). Postgraduate in Restoration of Architecture from ETSA Navarra (2004).

He has worked at Otxotorena Arquitectos, Estudio Cano Lasso, Mangado y Asociados, and BSA. His practice includes domestic and public architecture, interior design, or landscape interventions. In 2020 he was awarded with the Europe 40under40 Award by The Chicago Athenaeum and The European Centre for Architecture Art Design and Urban Studies, a prize that recognises young European architects. Some of his projects have been winning or awarded in different competitions. His built work has been awarded and exhibited in the Spanish Architecture and Urbanism Biennial (2021, 2018), the Colegio Oficial de Arquitectos Vasco-Navarro Awards (2022, 2019, 2013), the Castilla y León Architecture Awards (2024, 2022, 2018, 2011), the Arquia/Próxima Awards for young Spanish architects (2012), or the COACYLE/ Burgos Awards (2023, 2021, 2019, 2016, 2011). Among the publications, AITIM, Arquitectura Viva, Casas Internacional, Cercha, Conarquitectura, Diseño Interior, El País, ON Diseño, TectónicaBlog, or ViA arquitectura.

His PhD thesis is titled THE LEGACY FROM THE EPHEMERAL. 1937-2010, Designed and Built Architecture of Spanish Pavilions at International Exhibitions. His line of research is focused on the strategies that take part in the architectural design’s process, based on modern and contemporary Spanish architecture, and in particular on exhibition pavilions and domestic architecture. Author of the books Paisaje y Artificio. El Mausoleo para Félix Rodríguez de la Fuente en Burgos. Miguel Fisac, Pablo Serrano, and Miradas Compartidas. 3 Citas Domésticas en torno a la Arquitectura. He has been guest editor of ZARCH journal. Author of articles on books and journals (En Blanco, Future Arquitecturas, Ra, ZARCH…), lectures, talks, and papers at national and international congresses. Research award in the XV Spanish Architecture and Urbanism Biennial (2021).

He has been an Associate Professor of Architectural Design at Universidad de Zaragoza (2015-23), and an Adjunct Professor of Architectural Design at Universidad de Valladolid (2012-17). Guest lecturer at ETSA Navarra, ETSA Sevilla, Universidade da Beira Interior (Covilhà, Portugal), IUAV di Venezia (Italy), College of Design Al Ghurair University (Dubai, UAE), BTU Cottbus-Senftenberg (Germany), TU Delft (The Netherlands), and Sapienza Università di Roma (Italy).

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Published on: April 23, 2025
Cite: "A house for a lifetime. House K by Jerez Arquitectos" METALOCUS. Accessed
<http://www.metalocus.es/en/news/house-lifetime-house-k-jerez-arquitectos> ISSN 1139-6415
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