An airy addition on the back of a historic house in Boise is a model of sensitive renovation, seamlessly melding new and old.

If you've ever dreamed of moving to Sweden, this newly renovated home could be your golden ticket.

WALA renovates and expands a heritage listed home with a second-floor addition that presents a graphic, batten-screen facade.

A thoughtful redesign transforms a difficult Historic Resource property into a light-filled sanctuary for entertaining,...

A family with three young sons asked Mitsuori Architects to renovate and expand their venerable Victorian house to accommodate...

A Victorian terrace house in York gains an addition that playfully pits traditional, handmade brick against modern concrete and...

Overlooking the English countryside in the Cotswolds village of Upper Slaughter, Gloucestershire, this historic property marries...

We believe that building a new addition (or many) to your home is exciting.

Built in the 1800s, this former factory in Jersey City breathes new life as a chic, sophisticated residence.

A sustainable home in Lexington, Massachusetts, brings contemporary design to an unexpected region.

In a leafy Victorian suburb, a prefab extension offers a superb solution to a family’s need for extra space.

Brcar Morony Architecture deploys bespoke masonry to counter a noisy streetscape and privacy concerns.

Oversized windows frame picturesque city and water views, while soaring ceilings enhance the sense of space in this new...

The extension by design firm zuzana&nicholas features a lofted interior and massive sliders, creating a space that flows into the...

Still adhering to its local neighborhood vernacular, this delightful dwelling in the suburb of Princess Hill gets a contemporary...

Wrapped around a mature oak tree, a light-filled shipping container home embraces the outdoors in more ways than one.

Traditional architecture is something that can and should be preserved whenever possible.

Pandolfini Architects melds steel, concrete, and oak in an elegant, double-height rear addition to a 100-year-old residence.

A new basement level and three bright, cedar-lined courtyards turn a shed into a sun-drenched home.

The design team combined a Japanese sensibility and Spanish details with pine finishes and a red tile floor.

Designed by Takeru Shoji Architects, the Hara House opens up to the outside world.

Dubbed the “Monster House” for its previously unruly condition, this renovated 1905 home just hit the market for $1.2M.

“I can show you what it was…and what it is,” Joe Dolce says, delineating the slight, 250-square-foot addition to his Long Island...

First a Mission Revival–style church and later home to the Austin Boys and Girls Club, this converted building now holds four...

A glass-fronted addition aims to re-engage a small-scale Melbourne home with its exuberant garden.

From the outside, you would never know this flexible working/entertaining space even exists.

Designed as a vacation home for a young family, this tropical modern dwelling uses restrained forms and fundamental materials to...

In China, concrete reinforcements and box windows waterproof a captain's home and cement its connection to the water.

In Austin, Texas, a 1955 ranch house receives a major renovation, adding a new second level that cantilevers over its existing...

A gray, brick extension and garden studio helps Oatlands in Surrey open up to a previously disconnected landscape.

Inspired by the aperture of a camera, an angular home expansion brings focus to a new live/work space.

Along with bringing natural light into a home, windows also act as the building’s eyes, allowing the residents to look out into...

Working creatively to meet strict preservation codes, architect Roberto de Leon affixes a modern annex onto a historic Louisville...

These spaces let contemporary design take charge everywhere—except for the ceiling, where history rules the design.

In Chicago's Wicker Park, the conversion of a two-flat Italianate building into a single-family home calls for a modern,...

Interior designer Gisbert Pöppler gives a penthouse in the heart of Berlin a vibrant refresh.