Home Renovation Cost in Australia 2026
Renovation costs in Australia range from a cosmetic refresh to a full extension. Structural work requires a licensed builder, approval, and compliance with the current NCC.
Home Renovation Cost Breakdown 2026
| Work Type | Min Rate | Max Rate | Unit |
|---|---|---|---|
| Bathroom Renovation | A$18,000 | A$35,000 | per bathroom |
| Kitchen Renovation | A$20,000 | A$45,000 | per kitchen |
| Laundry Renovation | A$8,000 | A$18,000 | per laundry |
| Single-Room Extension | A$2,500 | A$4,500 | per m² |
| Second-Storey Addition | A$3,000 | A$5,500 | per m² |
| Whole-Home Cosmetic Reno | A$40,000 | A$120,000 | per home |
| Granny Flat (secondary dwelling) | A$120,000 | A$250,000 | per unit |
| Structural Wall Removal | A$2,000 | A$6,000 | per wall |
Factors Affecting Home Renovation Cost
Money-Saving Tips
Keep plumbing and wet areas in place to avoid costly re-routing.
Lock in a fixed-price contract with detailed inclusions to control variations.
Prioritise kitchens and bathrooms for the best resale return.
Confirm the builder carries home-warranty insurance for your contract value.
Home Renovation Cost by City
Rates differ across the US — select your city for local pricing.
Home Renovation Cost FAQs
How much does a renovation cost in Australia?
In Australia, a bathroom runs A$18,000–35,000, a kitchen A$20,000–45,000, and extensions A$2,500–4,500/m².
Do I need approval to renovate in Australia?
Cosmetic updates usually don’t, but structural changes, extensions, and moving plumbing in Australia require approval.
How long does a renovation take in Australia?
A bathroom takes 3–5 weeks, a kitchen 4–8 weeks, and an extension several months including approvals.
How do I find a renovation builder in Australia?
Use Biddaro to compare verified renovation builders in Australia. Check licences, reviews, and get fixed-price quotes.
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