Home Extensions

Reimagine The Way You Live

Lifestyle enhancing home extensions

For more than three decades, we’ve been designing and delivering bespoke single and double-storey home extensions across Melbourne. Our focus has always been the same – to create beautifully considered spaces that honour your lifestyle, your tastes and the home you already love. By listening to your needs and ideas we provide customised extensions that reflect your tastes and suit your lifestyle.

Stay In the Area you Love

Home Extension Builders Melbourne

Custom Designed and Built

Explore Our Recent Single and
Double Storey Extension Projects

Our Approach

Why You Will Love
Working With Sherbrooke

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Custom Designs, every time

Sherbrooke Design and Construction works with you step by step to develop a design that is unique to your lifestyle and your family – not adapted from a standard plan.

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Luxe
By Sherbrooke

Developed in partnership with LSA Architects, Luxe by Sherbrooke is a premium design and construct service for those seeking a higher level of architectural design.

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Fixed price
contracts

Every Sherbrooke Design and Construction project is delivered under a fixed-price building contract, with budget estimates guaranteed to within 5% of the final contract price.

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support long after completion

We return long after your project is complete with warranty reviews at 6 weeks, 3 months and 12 months. Your client portal stays active for any post-completion maintenance requests.

Home Extensions Made Easy

Our Home Extension Design
and Building Process

Whether it’s a single storey or double storey home extension, we’ll look after you every step of the way by providing a complete architectural design and construction service for your home extension. Here’s a brief overview of the easy step-by-step design and building process we’ll enjoy together in realising your vision.

Let’s discuss

Your Home Extension Project

Before and After

The Sherbrooke Difference

Trusted By Melbourne Homeowners

What Our Clients Love About
Building With Sherbrooke

Frequently Asked Questions

Common Questions About
Home Extensions

Why Choose Sherbrooke for Single Storey Extensions?

While many homeowners may think it is better to try and utilise the space they have through renovating rather than extending their home, a single-storey extension is often the most effective way to gain meaningful space – especially on larger blocks.

As your lifestyle and living needs change and your family grows, so do your living requirements. If your home is beginning to feel cramped or no longer supports the way you live, extending outwards allows you to trade unused outdoor space for highly functional indoor living without having to leave a neighbourhood you love.

When you choose Sherbrooke Design and Construction, our design team creates an extension that feels natural, seamless and connected to your existing home. Whether it’s opening your living space onto the backyard or expanding a kitchen and dining zone for entertaining, we bring 30+ years of expertise to every solution. Contact us to explore your single-storey extension options.

Why Choose Sherbrooke for Second Storey Extensions?

If you’re living on a smaller block, have a garden that you love or simply want a better view, then choosing a double storey extension can help you to create more space and a new aesthetic at the same time. Building upward gives you significant additional space while enhancing views, natural light and overall functionality.

Double storey home extensions are perfect for growing families seeking dedicated zones such as children’s retreats, home offices, parent sanctuaries or new living spaces with elevated outlooks.

Our team specialises in designing upper levels that complement period homes, heritage properties and contemporary architecture alike. At Sherbrooke Design and Construction, we have the experience needed to help you design an extension that compliments the current layout and architecture of your home.

Is a Home Extension Worth It?

While extending your home still requires planning, design and investment, it is one of the most impactful ways to increase both the monetary and lifestyle value of your property. This value is more than just the monetary benefit to your home’s resale price, it is also a large value addition based on what your space can be used for and how it improves your quality of life.

Home extensions also create new possibilities – from additional living space to improved functionality, privacy and comfort – without sacrificing the areas you already enjoy. Whether extending outward or adding an entirely new level, Sherbrooke can help you unlock the full potential of your home.

What Steps Are Taken When Building a Home Extension?

Building a home extension begins with a conversation. Once you meet our team, we take the time to understand your goals, priorities and budget range before developing a tailored concept design.

From that point, we are able to get to work on creating a draft or concept design for your project that we will present to you. This is where we make sure that your ideas are brought to life as you would like them to be, as well as ensure that everyone is on the same page regarding what the final design will accomplish.

After the draft design has been finalised and signed off, we work on giving you an estimate of the budget requirements for your home extension.

Next, we prepare your Preliminary Building Agreement, which brings together essential documentation including structural drawings, soil reports, required permits and final specifications that will be written into the contract.

Once reviewed and approved, you’ll receive a Fixed Price Building Contract outlining all inclusions, warranties and completion dates.

Now it’s time for building to commence! Our project team manages every detail — from trades and timelines to selections and materials — ensuring your extension is delivered with precision and care. As our client, you have full access to our team who work with you during this time to decide on colour selections and the finer details.

Once your project is completed, we are then committed to providing the highest level of after-build support with 3, 6 and 12 month warranty reviews on your new home extension.

Is Planning Permission Required for a Home Extension?

Planning requirements vary across Melbourne councils and depend on factors such as overlays, property zoning and the scale of proposed works. The benefit of working with Sherbrooke is that we manage all town planning and permit requirements on your behalf. Our team prepares, submits and follows through on applications to ensure a smooth approval process.

Do I Need an Architect for an Extension?

There are plenty of ways to go about completing a home extension in Melbourne, but the most efficient and stress-free method is to go through Sherbrooke Constructions. By choosing us as your home extension builder, you’re giving yourself more options regarding the design and creation of your home extension.

We discuss your needs in relation to the features and functions of your home extension, as well the myriad of other factors including budget, materials and timelines. All of this goes into the final plan of building your home extension. As a result, you don’t need to engage an architect separately for your extension, as we have a dedicated and experienced design team ready to bring your ideas to life.

Feel free to get in touch with our team to learn more about our design process.

How Long Does a Home Extension Take to Build?

Every extension is unique, and timelines vary depending on design complexity, material selections and site conditions. As Sherbrooke Design and Construction is a custom luxury home builder, we tailor each project to your home rather than relying on preset designs.

You will be provided with a team that goes the extra mile to make sure you’re up to date with initially agreed-upon build completion dates, construction progress and any changes that may need to be made along the way. We understand that extending a home is a large investment and can be a stressful time, and we work to give realistic completion dates for your peace of mind.

For a more comprehensive timeline, get in touch with our team about your project goals and preferred outcomes.

How Long Does It Take to Get a Building Permit in Melbourne?

Permit approval times differ between councils. Some applications are reviewed and approved quickly, while others, particularly those involving heritage overlays or town planning requirements, may require additional steps and time.

To minimise delays, we prepare and submit all documentation with precision, reducing the likelihood of requests for further information. Entrusting this process to an experienced builder ensures your project progresses as efficiently as possible.

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