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Bathroom renovations Gold Coast homeowners are happiest with follow the right order. Sort the hidden basics first (waterproofing, plumbing, drainage and ventilation), then lock in a layout, then choose finishes that cope with coastal humidity. Use a QBCC-licensed builder, get a detailed written quote after an on-site visit, and expect size, layout changes and finishes to drive the cost.
This guide covers the whole journey, from deciding it is time to renovate through to choosing who builds it. If you want to focus on the design side for coastal homes, read our companion piece, Gold Coast bathroom design made simple.
Not every bathroom needs a full strip-out. But some problems are warning signs that the issue sits behind the tiles, not on them.
| Common problem | What it usually means |
|---|---|
| Cracked or loose tiles | Movement or water getting underneath |
| Mould that keeps coming back | Poor ventilation or a hidden leak |
| Leaking shower | Waterproofing failure |
| Water stains on nearby walls or ceilings | Hidden plumbing or membrane issues |
| No storage, cluttered benches | A layout that no longer suits the household |
| Dark, dated fittings | Poor lighting and inefficient fixtures |
For the full checklist, see 10 signs you need a bathroom remodel on the Gold Coast.
The bathroom is one of the most used rooms in the house and one of the first places buyers look. A well-built renovation can:
Here is a rough guide to bathroom renovation costs on the Gold Coast:
| Renovation type | Estimated price range |
|---|---|
| Small bathroom renovation | From $23,500 |
| Mid-range renovation | $30,000 to $45,000 |
| Luxury bathroom renovation | $45,000+ |
Where your bathroom lands in those ranges comes from a handful of decisions. Knowing them lets you control the budget instead of being surprised by it.
| Cost driver | Why it matters |
|---|---|
| Size of the room | More floor and wall area means more waterproofing, tiling and labour |
| Layout changes | Moving the toilet, shower or drains adds plumbing and floor work |
| Condition behind the tiles | Rot, old pipes or failed membranes found at demolition must be fixed |
| Tile and finish selections | Large format, natural stone and feature patterns take more time and material |
| Custom cabinetry and fixtures | Made-to-measure vanities and premium tapware sit at the higher end |
| Access and site | Upstairs bathrooms, apartments and tight access add handling time |
The cheapest quote is rarely the cheapest bathroom. Poor waterproofing or low-grade materials usually cost more to fix later than they saved upfront. The most reliable way to know your number is a free on-site quote, where we measure the room and itemise the scope.
Understanding the sequence takes the stress out of the project and helps you see why each stage cannot be rushed.
| Stage | What happens | What to watch for |
|---|---|---|
| 1. Consultation and planning | Site inspection, budget talk, layout and selections | Decide on any layout changes now, not mid-build |
| 2. Demolition | Old tiles, fittings and cabinetry come out | Hidden water damage or rot is common in older homes |
| 3. Plumbing and electrical rough-in | Drains, water points, lighting and fan wiring | Licensed trades only |
| 4. Waterproofing and tiling | Membrane applied and cured, then floor and wall tiles | The most critical stage for long-term performance |
| 5. Fit-off and finishing | Vanity, screen, tapware, mirror, lighting and accessories | A final walkthrough before handover |
Timing depends on the size of the room, the scope and product lead times. Our guide on how long a bathroom renovation takes breaks it down.
Trends change, but the designs that age well are the ones that work day to day.
Walk-in showers with frameless glass make the room feel bigger, are easier to clean and are easier to use as you get older.
Tall cabinets, drawer vanities, mirror cabinets and niches make even a small bathroom feel calmer. Storage is the most common regret when it is left until the end.
| Bathroom type | Layout priorities | Popular inclusions |
|---|---|---|
| Small bathroom | Open floor, minimal visual clutter | Wall-hung vanity, frameless screen, large mirror |
| Family bathroom | Durability and separate zones | Bath plus shower, double vanity, easy-clean surfaces |
| Luxury ensuite | Comfort and visual impact | Freestanding bath, double vanity, feature lighting |
We go deeper on this in how to choose the best bathroom layout.
| Mistake | Why it matters |
|---|---|
| Cutting corners on waterproofing | Leads to leaks, mould and structural damage |
| Undersized or missing exhaust fan | Humidity lingers and mould follows |
| Not enough lighting | The room feels smaller and is harder to use |
| Rushing the layout | Changes mid-build are slow and expensive |
| Forgetting storage | Clutter returns within weeks |
| Hiring unlicensed trades | Compliance, insurance and resale risks |
Look for a builder who will guide the design as well as the construction. Before you sign, check:
HEW Projects holds QBCC licence 15267396 and is a Master Builders Queensland member. We are based in Slacks Creek and work across the Gold Coast as well as Brisbane, Logan, Ipswich and the Redlands. See our bathroom renovations Gold Coast page for local projects, or browse all our bathroom renovation work. Further north, see bathroom renovations in Logan and Brisbane.
Bathroom renovation costs on the Gold Coast typically start from $23,500 for smaller projects. Mid-range renovations usually range between $30,000 and $45,000, while luxury bathroom renovations can exceed $45,000 depending on the finishes and layout changes. A free on-site quote gives you an itemised number for your bathroom rather than a guess.
It varies with scope, the condition of the room and product lead times. Waterproofing also needs proper curing time before tiling. We give you a sequence and expected timing as part of your quote.
Sound waterproofing, a walk-in shower, quality tiles, a well-made vanity with storage, good lighting and effective ventilation.
Yes. Wall-hung vanities, frameless screens, large mirrors and recessed niches make a small room feel open and work hard.
Some cosmetic jobs, yes, but plumbing, electrical and waterproofing are licensed work. Read why professional bathroom builders beat DIY before you decide.
Ready to talk about your bathroom? HEW Projects is a QBCC-licensed builder (licence 15267396) and Master Builders Queensland member based in Slacks Creek. Book a free on-site quote or call 0420 266 652 and we will walk through your space, your ideas and your options.
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