Portuguese practice Atelier Data has renovated and extended a farmhouse in the Alentejo region with a plain, white form and traditional materials that mimic the appearance of the existing building. More about Atelier Data uses a simple and traditional palette to extend a Portuguese farmhouse
At the back of a narrow Edwardian bungalow in Melbourne, the studio of Australian architect Luke Fry has added a contemporary extension with greyscale interiors. More about Luke Fry squeezes extension behind bungalow in Melbourne
London studio Simon Gill Architects has extended and renovated a Victorian lodge in Fulham cemetery to create a house with a subterranean pool, courtyard gardens and lightwells. More about Simon Gill Architects "juxtaposes a house for the living beside a home for the dead"
London studio Will Gamble Architects has added an asymmetric and monochromatic extension to an Edwardian house in Richmond, designed to juxtapose the original architecture. More about Will Gamble Architects contrasts old and new in London house extension
A hipped roof covered in stepped tiles tops this extension to a home on a suburban estate in Epsom, Surrey, designed by London-based studio Oliver Leech Architects. More about Oliver Leech Architects tops Surrey house extension with a stepped roof
Scottish architecture studio Loader Monteith has added a courtyard extension to a Victorian merchant's house near Glasgow, Scotland, which complements the existing building's materiality and enhances its connection with the garden. More about Loader Monteith adds modern courtyard extension to 19th-century Scottish villa
Raw concrete, burnt clay and natural wood come together in this extension to an end-of-terrace house in south London, designed by architecture studio TYPE. More about TYPE combines elemental materials in Herne Hill House extension
A pastel-hued extension with Romanesque arches and a converted artist's studio are among the projects vying to be named London's best home renovation in this year's Don't Move, Improve! competition. More about 15 London home renovations shortlisted for Don't Move, Improve! 2022
London studio Erbar Mattes has transformed a pair of apartments in a former pub in Hoxton into a duplex flat by adding a "monastic" grey-brown brick extension. More about Erbar Mattes strips back and extends flats in former London pub
A residential extension wrapped in galvanised metal is positioned over a garden and attached to an old carriage house in this project by Montreal studio Thomas Balaban Architecte. More about TBA creates elevated extension for Berri House in Montreal
Architect Dan Gray has upgraded his own 19th-century house in Brighton, England, adding a loft extension lined with birch plywood that makes the most of the angular roof space. More about Studiotwentysix adds plywood-lined loft extension to Edwardian family home
Jamie Fobert Architects has overhauled a Victorian house in north London, creating new basement floors that provide a light-filled living room and a travertine-lined swimming pool. More about Jamie Fobert adds two floors under House in Primrose Hill
Wood, stone and lime plaster pervade the minimal interior of this energy-saving home in Muswell Hill that Architecture for London has created for its founder, Ben Ridley. More about Architecture for London uses natural materials to renovate studio founder's home
An extra-wide oak staircase doubles as a piece of furniture in this renovation of a Victorian terrace in east London, designed by Paolo Cossu Architects. More about Chunky staircase features in Farleigh Road renovation by Paolo Cossu Architects
A sunken bicycle workshop sits at the end of a classical-style walled garden at this extension to a townhouse in Ghent, completed by Belgian practice Graux & Baeyens Architecten. More about Graux & Baeyens adds prefabricated-steel extension to Ghent townhouse
Architects Ana Nuño de Buen and Luis Young have used a green metallic frame to form the structure of an airy apartment built atop an existing building in Mexico City. More about Glass and steel form rooftop Cascada House apartment in Mexico City
Argentinian office Set Ideas has added a glass-and-steel extension to a house in the mountains of Córdoba, using a modular structure to enlarge the resident's living spaces. More about Set Ideas extends Fluid House in Argentina using glass and steel
Continuing our review of the year we look at the house extensions that turned heads in 2021, including a polycarbonate-clad tower and a mirrored art gallery on stilts. More about Dezeen's top 10 house extensions of 2021
Delve Architects has transformed a 19th-century haybarn in Surrey into a family home, revealing the original stone structure and complementing it with two cedar shingle-clad extensions. More about Delve Architects strips back and extends 19th-century stone barn in Surrey
London studio ROAR Architects has converted and extended an end-of-terrace home in Kentish Town into two self-contained apartments for a brother and sister, with contrasting interiors designed to capture each of their personalities. More about ROAR converts London end-of-terrace into a duo of colourful duplexes