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Events

Sustainable House Day
The Nillumbik Trail 2026

On Sunday 17 May, visitors had the chance to explore local homes that feel comfortable year-round thanks to smart, sustainable upgrades. From improved insulation to energy-efficient systems, see what makes a real difference, and how these choices can also lower energy use and reduce ongoing costs.

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You can still hear the stories from local homeowners by watching the video and slideshow links below.

What attendees say

"The homeowners were fantastic and their tours were really interesting and informative, thank you!"

Explore open houses from across Nillumbik on the Sustainable House Day website. Hear from local homeowners about their efforts to make their homes more comfortable and less expensive to run. You’ll be inspired and gain endless information and tips to help you on your journey.

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​Choose from 11 different houses to view videos and slideshows from across a range of Nillumbik locations and build your own Nillumbik Trail. 

Explore sustainable Nillumbik homes - from the comfort of your couch!

View these online tours and information pages of a range of sustainable homes.

Wattle Home, Wattle Glen

This is an all-electric, energy-efficient new-build house that doesn't compromise on aesthetics, facilitates a low-waste lifestyle and connects with nature.

Trevor and Maureen's home, St Andrews

A passive-solar new-build house with north-facing living, minimal east/west windows, optimised eaves, and a laundry/mudroom entry serving as a thermal airlock.

The Burstall House, Montmorency

A retrofitted mudbrick house with passive heating and cooling, floor and ceiling insulation, pelmets, vent covers and sealing of draughts to improve all-year-round comfort.

The Resilient Ridgetop, Research

A renovated home featuring solar, battery storage, retained double-brick walls, and double-glazed windows, improving thermal performance for comfortable and self-sufficient living.

Rosie & Grant’s house, Hurstbridge

A retrofitted house with external wall insulation, double glazing, solar panels, battery storage, and heat pump hydronic heating to improve thermal efficiency and comfort.

Early Alistair Knox Retrofit, Eltham

A progressively decarbonised home with solar, battery storage, improved insulation, and electrification, enhancing thermal efficiency, comfort, and reducing reliance on the grid.

Eltham Town Treehouse, Eltham

An all-electric townhouse retrofit replacing gas with efficient electric systems, solar integration, split-system heating and cooling, heat pump hot water, induction cooking, and EV charging.

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