How much does it cost to build a garage in Melbourne?

If you’re planning a new garage, the first question is usually the most practical one: how much does it cost to build a garage in Melbourne in 2026?

The answer depends on size, finishes, site conditions and council requirements, but there are clear market ranges that can help you plan with confidence before speaking to a builder.

This guide breaks down the cost of building a garage in Australia, with a focus on Melbourne conditions, so you know what to expect and where your budget will end up. You can also explore the typical inclusions for a cost to build a garage as part of a complete project.

Key takeaways

A single garage in Melbourne typically costs between $25,000 and $40,000 in 2026, depending on size, access and finishes.
A double garage usually costs between $40,000 and $70,000, with custom designs extending beyond that range.
The slab, framing, roof, cladding and garage door account for most of the construction cost before extras.
Permits, site conditions and optional upgrades can add 10 to 20 per cent, so budgeting a buffer is important.

The short answer: what a garage costs in Melbourne in 2026

In 2026, most Melbourne homeowners will spend:

$25,000–$40,000 for a single garage
$40,000–$70,000 for a double garage

These ranges reflect standard builds using quality materials suitable for long-term residential use.

The final cost to build a garage will vary based on design complexity, site conditions and council requirements. If you are comparing options or starting to plan, you can explore full garage builds with Custom Outdoor Living.

What drives the cost of a Melbourne garage build

Several core elements determine the final price of a garage build. The slab is often one of the highest structural costs, especially if excavation or levelling is required. The frame and structural steel or timber components also make up a significant portion of the build.

Classing and roofing materials affect both cost and durability. Garage doors vary widely in price depending on size, insulation and automation. Electrical work, including lighting and power points, adds further cost depending on intended use.

Site conditions can also have a major impact. Narrow access, sloping blocks or poor soil quality can increase labour and preparation time. Finishes such as insulation, plastering or upgraded doors also raise the total investment.

Single vs double garage: typical cost ranges

A single garage in Melbourne generally measures around 3m by 6m. These builds typically include a concrete slab, framed structure, basic cladding, roofing and a single roller or sectional door.

A double garage usually measures around 6m by 6m or larger. These builds include wider spans, heavier structural requirements and larger doors, which increase both material and labour costs.

Type	Typical size	Build cost range	Common Inclusions
Single garage	3m x 6m approx	$25,000 – $40,000	Slab, frame, roof, single door
Double garage	6m x 6m+	$40,000 – $70,000+	Larger slab, dual doors, upgraded frame

Note: Fully custom garages with workshops, storage lofts or architectural finishes will sit above these ranges.

Hidden costs most homeowners miss

Beyond the main construction price, several costs can affect your overall budget.

Council permits are a common requirement and can vary depending on overlays and location. Site preparation, including excavation or retaining, is another frequent addition.

Driveway extensions or upgrades are often overlooked in initial budgeting. Insulation, internal lining and upgraded garage doors also add to the final figure.

A realistic budget should include a contingency of 10 to 20 per cent to account for site surprises or design changes during construction.

It is also worth being cautious with low-cost kit garages, which can appear cheaper upfront but often require additional work to meet compliance or durability expectations.

How to budget for your garage and get accurate quotes

A clear, detailed quote is essential when planning a garage build. A proper quote should outline slab works, framing, roofing, cladding, doors, electrical provisions and permit allowances. It should also specify what is included and what may be considered optional.

Before committing, ask your builder how they handle site variations, council approvals and timeline delays. These factors often affect the final cost more than materials alone.

If you are planning a more tailored design, you can explore custom options with us, while understanding the full process from design to completion is also helpful.

Ready to price up your new Melbourne garage?

Getting an accurate figure starts with understanding your block, your design goals, and any council requirements that may apply.

Custom Outdoor Living provides detailed, fixed-price garage quotes tailored to Melbourne conditions, helping homeowners plan with clarity before construction begins.

To discuss your project, call 1300 724 118 or visit us online.