Home Renovation Cost in Perth 2026
Renovation costs in Perth 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 in Perth 2026
Indicative rates based on recent quotes from contractors in Perth, Western Australia. Actual costs may vary based on site conditions and scope of work.
| 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 in Perth
How to Save Money on Home Renovation in Perth
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.
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Home Renovation Cost FAQs – Perth, Western Australia
How much does a renovation cost in Perth?
In Perth, 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 Perth?
Cosmetic updates usually don’t, but structural changes, extensions, and moving plumbing in Perth require approval.
How long does a renovation take in Perth?
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 Perth?
Use Biddaro to compare verified renovation builders in Perth. Check licences, reviews, and get fixed-price quotes.
Other Construction Costs in Perth
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