Estimate the costs of purchasing property in Western Australia

WA Property Purchase Cost Estimator

Buying a property involves more than providing a deposit. Depending on the transaction, you may also need funds for transfer duty, conveyancing, inspections, lender costs, mortgage registration, moving and other expenses.

Use this calculator to estimate selected Western Australian property-purchase costs and the funds that may be required before settlement.

Results are indicative only. Actual costs depend on the transaction date, property, eligibility, lender, service providers and individual circumstances.

WA transfer-duty assumptions

This calculator will use published Western Australian transfer-duty rates and first-home buyer thresholds applicable to eligible transactions entered into on or after 7 May 2026.

Duty assumptions last reviewed: 9 November 2026.

Transfer duty can depend on the agreement date, dutiable value, property type, buyer eligibility and applicable concessions. Confirm the result using the official RevenueWA calculator or with your conveyancer or settlement agent before relying on it.

 
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What Information Will the Calculator Use?

The calculator will ask for:

  • Property purchase price

  • Buyer type:

    • First-home buyer

    • Other owner-occupier

    • Property investor

  • Property type:

    • New or established home

    • Vacant land

  • Deposit:

    • Dollar amount

    • Or percentage

  • Estimated conveyancing or settlement-agent cost

  • Building inspection allowance

  • Pest inspection allowance

  • Lender or valuation cost

  • Moving-cost allowance

  • Other entered purchase costs

The tool will not attempt to calculate:

  • Lender’s mortgage insurance premiums

  • Foreign buyer duty

  • Off-the-plan concessions

  • Complex related-party transfers

  • Family-law transfers

  • Deceased-estate transactions

  • Business-asset duty

  • Farm concessions

  • Transactions entered into under earlier rates

These scenarios should be referred to , a settlement agent, conveyancer, tax adviser or legal professional as appropriate.

What the Estimate Will Show

The completed tool will display:

  • Purchase price

  • Entered deposit

  • Indicative base loan amount

  • Estimated WA transfer duty

  • Selected additional purchase costs

  • Total estimated upfront funds required

  • Indicative loan-to-value ratio

  • Potential LMI investigation warning

  • First-home buyer concession warning where relevant

Important LVR limitation

The calculated LVR will use:

Indicative loan amount ÷ entered purchase price × 100

A lender may use its own valuation rather than the purchase price. If the lender’s valuation is lower, the actual LVR and funds required may increase.

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First-Home Buyer Duty Settings

For eligible new or established home purchases entered into on or after 7 May 2026:

  • No transfer duty is payable up to $600,000.

  • A concessional rate applies from $600,001 to $800,000.

  • The concession is unavailable above $800,000 under this rate schedule.

For eligible vacant land:

  • No transfer duty is payable up to $450,000.

  • A concessional rate applies from $450,001 to $550,000.

  • The concession is unavailable above $550,000 under this rate schedule.

Selecting “first-home buyer” in the calculator will not confirm eligibility. Eligibility must be assessed under the applicable Western Australian requirements.

 

Potential Lender’s Mortgage Insurance

Where the indicative loan exceeds 80% of the entered purchase price, the calculator will display:

The indicative loan-to-value ratio is above 80%. Lender’s mortgage insurance, additional costs, reduced lender choice or stricter requirements may apply. The calculator does not estimate an LMI premium.

LMI depends on the:

  • Lender

  • Mortgage insurer

  • Loan amount

  • Property value

  • LVR

  • Applicant circumstances

  • Property type

  • Whether any premium is capitalised

Do not include a generic LMI percentage because premiums are provider and application specific.

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Frequently Asked Questions