Bathroom Renovation Cost Calculator Australia
Estimate how much your bathroom renovation could cost based on bathroom size, renovation level, layout changes and popular upgrades.
Renovations can uncover hidden plumbing, waterproofing, structural or electrical issues. A contingency provides additional budget for unexpected costs.
Ready to Start Your Project? Explore Bathroom Designers & Renovators Browse bathroom renovation professionals on HomeAdvice and explore specialists for your project. Find Bathroom Renovators → How Much Does a Bathroom Renovation Cost?
Bathroom renovation costs vary considerably depending on the scope of work, fixtures, finishes and whether the existing plumbing layout is retained.
Budget Bathroom
$8,000 – $15,000Best suited to smaller or simpler renovations where the existing layout is retained and affordable fixtures and finishes are selected.
Standard Bathroom
$15,000 – $35,000A more complete renovation using mid-range fixtures, new tiling, vanity, shower and professional trades.
Premium Bathroom
$35,000+Premium finishes, custom joinery, designer fixtures, extensive tiling and more freedom to alter the bathroom layout.
What Affects Bathroom Renovation Costs?
Bathroom Size
Larger bathrooms generally require more flooring, wall tiles, waterproofing and labour.
Layout Changes
Moving showers, toilets, basins and baths can increase plumbing, electrical and construction costs.
Fixtures & Finishes
Vanities, tapware, tiles, shower screens and baths range from inexpensive products to premium designer options.
Existing Condition
Water damage, inadequate waterproofing or hidden structural problems can increase the final renovation budget.
How the Bathroom Renovation Estimate Works
The calculator starts with an indicative Australian renovation range based on the selected renovation level and adjusts that estimate for bathroom size, layout changes and selected features.
Budget renovations generally focus on simpler projects and retaining the existing layout. Standard renovations allow for more comprehensive upgrades, while premium projects may involve higher-end materials, custom joinery, designer fixtures and more substantial layout changes.
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