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GuidesStraight answers before you build.
Plain-English guides to granny flats and modular homes in Western Australia, written by our Busselton team.
Cost guide
How much does a granny flat cost in WA?
Every cost on the table: the home including GST, decks, site works, owner-builder or registered builder, approvals and timing.
Read the guideRules guideWA granny flat rules: the 70 m² exemption explained
When you don't need planning approval, building permits, bushfire ratings, renting it out, and how our homes fit.
Read the guideQuestionsYour questions, answered honestly
Straight answers on price, what's included, approvals, builders, finance, the pension and delivery day.
Read the guideLet's talk about your block.
Tell us where it's going and what it's for. We'll come back with the design that suits, the price and an honest site estimate.
