Proudly sponsored by Billi Australia, this category showcases entries that blend innovation, environmental responsibility, and visionary solutions.

Shortlisted entries

This year’s shortlist for Single Dwelling - New features an inspiring lineup of projects:

• Champion Passive House by Altereco Design

Champion is a certified Passive House located in Williamstown in Victoria.jpg — Designed by Altereco Design and constructed by Carland Constructions, the home is part of the AlterecO2 pre-designed range, specifically the 'Possum' design.

• Legacy House by Jessica Hardwick Architecture

The design of Legacy House centres on simplicity, durability and ease of living.jpg — Legacy House is a fully off-grid, intergenerational retreat designed by architect Jessica Hardwick for her extended family.

• Live, Love, Loft by Cooee Architecture

Excellent execution by Cooee of standard detailing results in notable performance.jpg — This new build demonstrates a 'sweet spot' approach; high quality flexible space over cheap sprawl, and performance on balance/optimised with cost-effectiveness.

• Scamander Passivhaus A by Spectura Studio

A certified Passive House, Scamander Passivhaus A stands up to its coastal environment with ease.jpg — Consisting of a timber sub-floor, Cross Laminated Timber walls, ceilings and roof, timber framed windows, wood-fibre insulation, timber flooring and timber joinery throughout, Scamander Passivhaus A is a testament to the versatility and practicality of timber as a construction material.

• Canopy CLT House by Still Space Architecture

Located on a busy corner Canopy CLT House presented both challenges and opportunities.jpg — The resulting design is a modestly scaled, low-energy home that performs under extreme conditions while offering flexibility, comfort, and connection to nature. It provides a quiet refuge and a vibrant family home that responds holistically to place, climate, and community.

• Eco-House Leura by Marra + Yeh Architects

Combining a sensitive approach to nature with mindful spatial efficiency Eco House is uniquely of its place and time.jpg — This project acknowledges the complexity of creating a new climate-resilient home in the World Heritage-listed Greater Blue Mountains Area.

• Curvaceous by Envirotecture

For Curvaceous biophilic curves soften the building form.jpg — This single level home perfectly meets the clients’ specific requirements for a healthy, effortlessly comfortable home that responds to the extended family’s current and future needs.

These projects exemplify excellence in Single Dwelling - New, celebrating the design and construction of a single residential building to which a Class 1a Building category.

We thank Billi Australia for their support of the Single Dwelling - New category.

Now in its 19th year, the Sustainability Awards is Australia’s longest-running and most prestigious program celebrating excellence in sustainable design and architecture. On 19 November 2025, winners across 18 categories will be announced at the five-star Gala Evening at Sydney Town Hall.

The same day, the Sustainability Summit at The Fullerton Hotel, Sydney, and streamed online, offers a day-long CPD program led by industry experts to educate and inspire the Australian architecture and design community. Tickets for the Summit are available now. To enquire about limited tickets to the Gala Evening, email info@sustainablebuildingawards.com.au.

Clémence Carayol

Let’s connect!