Getting a clear picture of costs before you start is the best way to avoid budget blowouts. If you are planning home extensions or another job in Melbourne, this guide breaks down what builders charge across Victoria, what drives the price up or down, and how to lock in a competitive quote.
As a rough benchmark, hiring a builder in Melbourne to complete a single-room extension typically costs between $43,200 and $129,600. Most builders charge between $65 and $108 per hour, though most experienced tradies prefer to quote a fixed price once they have seen the job.
Builder prices in Melbourne at a glance
The table below shows indicative price ranges for common builder jobs in the Melbourne area.
| Job | Typical price range |
|---|---|
| Home extensions | $33,696 – $73,008 |
| Full renovations | $43,027 – $93,226 |
| New home builds | $52,358 – $113,443 |
| Structural repairs | $61,690 – $133,661 |
| Granny flats | $71,021 – $153,878 |
What affects the cost of a builder in Melbourne?
A handful of factors explain most of the variation between quotes:
- Scope and size of the job — larger or more complex work naturally costs more, but the per-unit rate often drops on bigger jobs.
- Access and site conditions — tight access, multiple storeys or older Melbourne homes can add time and labour.
- Materials and finishes — premium products cost more up front but can last longer and look better.
- Demand and timing — rates in Melbourne can rise during peak renovation seasons and around the VIC building boom periods.
- Licensing and insurance — a properly licensed, insured builder may charge a little more, and it is well worth it.
How to save money without cutting corners
You do not have to choose between quality and value. Get at least three written quotes, be specific about exactly what you want, and ask each builder to itemise labour and materials separately. Bundling related jobs together, being flexible on timing, and preparing the site yourself can all trim the bill.
Always confirm the tradie holds the correct VBA licence for work in Victoria — domestic building work valued at more than $10,000 generally requires a licensed contractor. You can verify credentials at Victorian Building Authority.
Frequently asked questions
How much does a builder cost per hour in Melbourne?
Most builders charge between $65 and $108 per hour. Call-out fees may apply for smaller jobs.
Do I need a licensed builder in Victoria?
For most paid work, yes. In Victoria, domestic building work valued at more than $10,000 must be carried out by a contractor licensed with Victorian Building Authority.
How many quotes should I get?
Three is the sweet spot. It gives you a realistic sense of the market rate in Melbourne without dragging the process out.
Are quotes free?
Most builders in Melbourne offer free, no-obligation quotes for standard jobs. Complex or design-heavy work may involve a small assessment fee.
Ready to get quotes?
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