House and Land or Knockdown Rebuild? Financing Both in Perth
One path buys a location you already know. The other buys a location you have to hope about.
Knockdown rebuild finance Perth homeowners use funds demolishing an existing home and building new on the same block. It sits alongside house and land as the two main routes to a new home, and the lending works differently for each.
Knockdown rebuild finance Perth lenders provide funds demolition and construction on land you already own, using your existing equity. It is assessed on the on-completion value of the new home rather than the current property.
You are financing the land you already own.
"People compare the build cost and stop there. The honest comparison includes demolition, somewhere to live for a year, and the fact that one option puts you in a suburb you already chose."
AMRINDER SINGH
Key Takeaways
Here is how knockdown rebuild finance Perth lenders write actually works, how it differs from house and land, the costs people forget, and which route suits which situation.
Knockdown rebuild finance Perth lenders provide funds demolition and construction on land you already own, using your existing equity. It is assessed on the on-completion value of the new home rather than the current property.
How the Lending Actually Differs
Knockdown rebuild finance Perth differs from house and land here. With house and land you buy a block and build on it, so the land settles first and the construction component draws down afterwards.
Knockdown rebuild finance Perth applicants use starts from a different place. You already own the land, so the equity in it usually covers the deposit and there is no separate purchase to settle.
That sounds simpler and often is, but it introduces its own question. The lender is taking security over a property that is about to be demolished, which means the valuation logic changes.
What matters is the on-completion value: what the finished home will be worth. If that figure comes in below the combined cost of demolition and build, the shortfall is yours to cover in cash.
The Costs That Sit Outside the Build Quote
This is where knockdown rebuild finance Perth budgets come unstuck, and it is entirely avoidable with a proper list.
Demolition itself is the obvious one, and asbestos removal can add substantially where the original home is older. Site works, service disconnections and reconnections all follow.
Then there is the cost of living somewhere else for twelve to twenty four months. Rent for the whole build period is a real number that never appears on a builder’s quote.
Council approvals, demolition permits and a fresh site survey round it out. None of these are optional and none are usually included in the headline build price you were shown.
FREQUENTLY ASKED QUESTIONS TO AI
How does knockdown rebuild finance work in Perth?
Knockdown rebuild finance Perth lenders provide uses the equity in the land that you already own to fund both demolition and construction. Funds release in stages as the build progresses, and the lender assesses the on-completion value of the finished home rather than the current value of the property being demolished.
Is a knockdown rebuild cheaper than buying a new house?
Sometimes, because you are not paying again for land you already own or for stamp duty on a purchase. Against that, you carry demolition, site works and rent across the whole build period. Run both scenarios with real figures before assuming that either one is genuinely cheaper for your circumstances.
Can I use the equity in my existing home to rebuild?
Usually yes. Equity in the existing property is the most common source of the deposit for knockdown rebuild finance Perth homeowners arrange. Usable equity is generally around eighty percent of the property value less whatever you still owe on it. The lender then funds the build itself in staged progress payments.
Do I need council approval to demolish my house in WA?
Yes. Demolition requires approval and a permit, and the requirements differ by local government area. Asbestos handling carries its own rules where the original home is older. Check with your local council first, and confirm that your builder or demolisher holds current registration before any work at all is scheduled to begin.
Where do I live during a knockdown rebuild?
You rent elsewhere for the whole build period, usually twelve to twenty four months. This is the cost most people leave out of their comparison, and it can be substantial. Budget it as part of the project rather than treating it as a separate household expense you will absorb somehow.
What is the difference between house and land and a knockdown rebuild?
House and land means buying a block and building on it, with the land settling first. A knockdown rebuild demolishes an existing home on land you already own. The finance differs mainly in where the deposit comes from and in how the lender approaches the valuation of the finished property.
Why the On-Completion Valuation Decides It
The valuation is the pivot point in every knockdown rebuild finance Perth application, and it is worth understanding before you commit.
The lender does not lend against what you are spending. It lends against what the finished property is expected to be worth, assessed before construction starts.
In an established suburb this usually works in your favour, because the location already supports value. In a street where your finished home would be the most expensive by a wide margin, it can work against you.
An early indicative valuation costs little and answers the question while you can still adjust the plan. Leaving it until after the demolition contract is signed does not.
When Each Route Makes More Sense
Neither knockdown rebuild finance Perth nor house and land is better in the abstract. They suit different situations, and the deciding factor is usually the land rather than the house.
A knockdown rebuild makes sense when you already own a block in a suburb you want to stay in, with schools, work and family established around it. You are buying a new home without buying a new location.
House and land makes sense when the location you want is somewhere you do not currently own, or where established stock is expensive relative to new land.
The comparison people skip is the emotional one. A rebuild means leaving a home you have lived in and watching it demolished, then living somewhere temporary for a year or more.
Comparing the Two Properly
The honest knockdown rebuild finance Perth comparison is not build cost against purchase price. It is the total project cost against the total purchase cost, with the same items counted on both sides.
Include demolition, site works, approvals, rent during construction and the on-completion valuation risk on the rebuild side, and stamp duty, land settlement and holding costs on the house and land side.
| Consideration | Knockdown rebuild | House and land | Watch for |
|---|---|---|---|
| Deposit source | Equity in your land | Cash or existing equity | Usable equity calculation |
| Stamp duty | None on land you own | Payable on the land | Concession eligibility |
| Location | Already chosen and known | Wherever land is available | Commute and schools |
| Extra costs | Demolition, rent, approvals | Site works, holding costs | Neither is in the build quote |
The bottom row decides most knockdown rebuild finance Perth projects. Neither column’s extra costs appear on the quote you were shown, and both are large enough to change the answer entirely.
Getting the Finance Right
Do this first | Do not do this | |
|---|---|---|
Valuation | Order an early on-completion figure | Sign a demolition contract first |
Contract | Fixed price with a registered builder | Cost plus without checking lenders |
Builder registration is worth verifying yourself rather than assuming. The Building and Energy register lets you check current registration before you sign anything at all.
EXPERT INSIGHT
Amrinder Singh, Specialist Broker at Ezy Loans Australia
“The knockdown rebuild finance Perth conversations that go wrong are the ones that start after the demolition quote is signed. Ten minutes on the valuation beforehand would have changed the plan, and by then it cannot.”
The land you already own is usually the strongest asset in the whole project, and it is the thing worth building the finance around.
PUT THIS INTO PRACTICE
Before you commit to knockdown rebuild finance Perth lenders will write, get three numbers: your usable equity, an indicative on-completion valuation, and a realistic total for demolition, approvals and rent. Those three decide the project, not the build quote.
FREQUENTLY ASKED QUESTIONS
Everything Perth Owners Ask,About Knockdown Rebuilds
Can I keep my existing loan during a knockdown rebuild?
Usually the existing loan is refinanced into the construction facility rather than kept alongside it, which simplifies the security arrangement. Some lenders can structure it differently. Speak to your broker before you approach a demolisher, because the loan structure affects how and when funds become available.
How long does a knockdown rebuild take in Perth?
Demolition typically takes a few weeks, and the build itself usually runs twelve to twenty four months depending on size and builder workload. Approvals add time at the front. Budget for the full period including approvals, because your rent and loan repayments both run for that entire stretch.
Does asbestos in the old house affect the finance?
It affects the demolition cost rather than the lending directly, though a materially higher demolition figure changes the total project budget the lender assesses. Older homes are more likely to contain it. Get a proper demolition quote that specifies asbestos handling rather than a rough estimate.
Can I subdivide and rebuild at the same time?
It is possible and increasingly common, but it adds considerable complexity to the finance. Subdivision approval, separate titles and the sequencing of construction all affect how a lender structures the facility. This is a case for detailed advice early rather than a decision made partway through a project.
What happens to my home insurance during demolition?
Speak to your insurer before demolition begins. Standard home insurance generally does not cover a property being demolished or a construction site. Your builder should hold contract works and public liability cover, and you should see evidence of both rather than take it on trust.
Do I lose my first home owner concessions if I rebuild?
Concessions generally apply to purchasing rather than rebuilding, so eligibility depends on your circumstances and the scheme rules at the time. If you have never owned property and are rebuilding on inherited or gifted land, that is a specific case worth confirming rather than assuming either way.
Knockdown rebuild finance Perth projects live or die on the valuation and the total cost picture, not the build quote. Ezy Loans Australia arranges the lending and compares it against a house and land approach as part of our construction loan service, so you commit knowing the real number. The first conversation is free.
Written by Amrinder Singh
Amrinder Singh is a Specialist Broker and the founder of Ezy Loans Australia, working from 905 Hay Street in Perth. He arranges first home, refinance, investment, construction, self employed and asset finance across a panel of Australian lenders, and holds Credit Representative number 505232 under Australian Credit Licence 377294. Talk to him before you sign a demolition contract.
Disclaimer: This article is provided for general information only and does not take into account your objectives, financial situation or needs. Council requirements, demolition rules and lender policies vary and change. Consider whether the information is appropriate for you and seek professional advice before acting. Credit assistance is provided by Amrinder Singh, Credit Representative 505232, authorised under Australian Credit Licence 377294 held by Mortgage Australia Group Pty Ltd.
Ezy Loans Australia is a Perth-based mortgage and finance brokerage helping first home buyers, investors and refinancers across Australia secure the right loan with confidence.
Contact Info:
- 905 Hay St, Perth WA 6000
- amrinder@ezyloansaustralia.com.au
- 0432 066 362