Know Your
Build Cost
Before You Build.
Free, independent cost estimates for Australian custom home builds. Based on real data from thousands of projects across every state.
Calculate Now →Get a ballpark figure in 30 seconds. For a detailed breakdown, use the full calculator.
Design Portfolio
Hamptons Double Story
Open plan living layout with traditional structural facade features.
Determine bespoke architectural construction & high-end design budgets.
Three Steps to Your
Build Estimate
Enter Your Details
Tell us your suburb, home size, number of bedrooms, and build quality. Our calculator covers all 8 Australian capital cities.
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See a detailed cost breakdown including construction, site costs, council fees, and professional services.
Plan Your Build
Use your personalised report to compare quotes, plan your budget, and talk to builders with confidence.
Built Different.
Real Data, Not Guesses
Our estimates are based on published construction cost data from industry bodies, not crowdsourced opinions or marketing fluff.
Suburb-Level Accuracy
Construction costs vary dramatically by location. We factor in your specific suburb's tier, council fees, and site conditions.
No Hidden Agenda
We don't sell builder leads disguised as "free quotes". Our calculator gives you the information to negotiate from a position of knowledge.
Completely Free
No registration walls, no upsells, no bait-and-switch. Use the calculator as many times as you need.
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