State Jurisdictional Framework: WA
Granny Flats & Secondary Dwellings in Western Australia
Statutory council planning controls, Fair Work CW3 benchmarks, and local government calculators for granny flats & secondary dwellings across Western Australia.
Benchmark Installed Rate
$2200 –$3800/m²
Statutory Reference: Planning and Development (Local Planning Schemes) Regulations 2015 & R-CodesWA planning regulations allow ancillary dwellings (granny flats) up to 70 sqm on residential lots of at least 350 sqm without a development application. A BA2 building permit is mandatory.
Select Your Council Area in WA
Select your Local Government Area to open the interactive calculator and local DA checklist.
Metro Council
City of Armadale
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Metro Council
City of Bayswater
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Metro Council
City of Canning
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Metro Council
City of Fremantle
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Metro Council
City of Joondalup
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Regional Council
City of Mandurah
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Metro Council
City of Rockingham
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Metro Council
City of Stirling
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Metro Council
City of Swan
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