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BUILDERS · WHAT IT COSTS

How much does a builder cost in New Zealand?

New Zealand builders charge roughly $55 to $100 an hour for charge-up work, but almost nothing worth building is bought by the hour. A typical project through a builder lands around $8,000, with small jobs from about $2,000 and renovations and extensions running to $30,000 and well beyond.
Updated September 2026
TYPICAL HOURLY RATE
$55 to $100 an hour
The hourly rate is what a builder charges when the work cannot be scoped up front — repairs, alterations, the awkward last ten percent. It is not what a build costs. Materials, a margin on those materials, site setup and any subtrades sit on top of it.
A TYPICAL JOB
$8,000
Most land between $2,000 and $30,000
This is the range for a job people commission from a builder — a deck, a bathroom strip-out and rebuild, a set of repairs. A new house or a full extension is a different conversation and is priced per square metre of floor area.
Both figures are national and GST inclusive. Neither is a quote: what you pay depends on your job, and the only way to know it is to have someone price that job.
WHAT CHANGES THE PRICE

Why two quotes for the same job differ

Whether it needs consent

Council consent adds drawings, lodgement, fees and inspections, and it adds weeks. It is often the largest single difference between two apparently similar jobs, and it is decided by what the work is, not by how big it looks.

What is behind the lining

Rot, borer, old untreated framing and failed flashings are found once the cladding is off, not before. Any honest quote for altering an older house carries a provisional sum for this, and a quote that does not is a quote that will change.

Access and the site

A flat section a truck can back onto is a different job from a hill site where everything is carried. Scaffolding is required by law above a certain height and is a real line, often thousands.

The subtrades

Most builds are a builder plus a plumber, an electrician, a roofer and a painter. Their availability sets the timeline and their rates sit inside the total, which is why a builder’s quote is larger than a builder’s hourly rate implies.
HOW TO PAY LESS

Three things that actually reduce the bill

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Settle the scope before anyone starts. Variations mid-build are the most expensive way to buy anything, because the price is agreed after the work is unavoidable.
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Ask for the quote broken into labour, materials, subtrades and a contingency. You cannot compare two totals; you can compare four lines.
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Keep the footprint and move nothing wet. Extending a floor plan is cheaper than relocating a kitchen or a bathroom, because plumbing and drainage are where the money hides.
COMMON QUESTIONS ABOUT COST

What is the difference between a fixed-price contract and charge-up?

Fixed price means the builder carries the risk of the job taking longer, and prices that risk in. Charge-up means you pay for the hours and materials actually used and carry the risk yourself. Fixed price suits well-defined work; charge-up is more honest for repairs and alterations where nobody can see what is behind the wall. What matters more than the choice is that variations are agreed in writing before they are built.

What is a materials margin?

Builders normally add a percentage to the materials they buy and handle for you — commonly in the teens. It pays for the sourcing, the ordering, the delivery and the warranty sitting with them rather than with you. It should be stated in the quote. A builder who says there is no margin has usually put it in the labour rate instead.

Do I need a written contract?

For residential building work over $30,000 including GST, yes — it is required, along with disclosure of the builder’s details and insurance. Below that threshold a written scope and price is still the thing that settles every later disagreement, so there is no good reason to skip it.

Why do builders ask for a deposit?

Materials are bought before they are installed and are the builder’s money until you pay for them. A modest deposit against ordered materials is normal. A large deposit before anything has been ordered is not, and progress payments tied to visible stages are the arrangement worth asking for.
WHERE THESE NUMBERS COME FROM
The hourly rate is the range NovaPay uses across the site for this trade, and the typical job figure is the mid-market New Zealand price its assistant works from when it helps somebody set a budget. Both are the same numbers the product uses when you are inside it, published here rather than kept behind a sign-in.
What they are not: a survey, an average of anyone’s invoices, or what businesses on NovaPay charge. There is no dataset here large enough to claim any of those, so this page does not claim them. It also publishes no per-job price list, because a list like that would be exactly that claim in a more convincing format.
Treat the figures as an order of magnitude for planning. The real number for your job is a quote from somebody who has understood it.
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OTHER TRADES

What other work costs

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