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How Much Does a Bathroom Renovation Cost in Wollongong?

By Harley Newton · Jun 15, 2026 · 4 min read

Renovated family bathroom with double vanity and feature tiling

If you're planning a bathroom renovation, the first thing you want to know is what it's going to cost. The honest answer is: it depends. No two bathrooms are the same, and the final price comes down to the size of the room, how much you're changing, and the quality of the fixtures and finishes you choose. Below we break down the main things that affect the cost so you can budget with confidence.

What affects the cost of a bathroom renovation?

  • Size of the bathroom — more floor and wall area means more tiling, waterproofing and labour.
  • Layout changes — moving the toilet, shower or vanity means relocating plumbing and drainage, which adds cost.
  • Fixtures and finishes — tapware, vanities, tiles and shower screens range from budget to high-end, and this is where prices vary the most.
  • Structural work — removing walls, adding windows or repairing water-damaged framing adds to the scope.
  • Hidden surprises — once the old bathroom comes out, we sometimes find rot or old plumbing that needs fixing to do the job properly.

A rough guide to ranges

As a general guide across the Illawarra, a straightforward renovation using mid-range fixtures typically starts in the mid-teens, while larger bathrooms, premium finishes, or multiple bathrooms at once can run significantly higher. These are ballpark figures only — the best way to know what your project will cost is a proper on-site quote.

Why the cheapest quote isn't always the best

Bathrooms are wet areas, and the work that protects your home — waterproofing in particular — is the part you never see. A quote that comes in well below the others is often cutting corners somewhere that will cost you far more down the track. Always make sure your renovator is licensed, insured, and waterproofing to Australian Standards.

Getting an accurate figure

The only way to get a real number is to have someone look at your actual bathroom. At HBN Constructions, our quotes are free, honest and no-obligation — we'll talk you through your options and where you can save or splurge. Get in touch and we'll help you plan a bathroom that suits both your home and your budget.

Thinking about a renovation?

Leave the waterproofing to the professionals. Get a free quote from HBN Constructions.

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