Stamp Duty on $900K Property — WA
Stamp duty on a $900,000 property in Western Australia is $38,929.00. See total costs, first home buyer savings, and compare to other states.
Last verified: 1 July 2025Stamp Duty: $38,929.00
On a $900,000 property in Western Australia, stamp duty is $38,929.00 at an effective rate of 4.33% (2025-26 rates).
Cost Breakdown
| Property price | $900,000 |
| Stamp duty (standard buyer) | $38,929.00 |
| Effective stamp duty rate | 4.33% |
| Legal / conveyancing fees (est.) | $2,000.00 |
| Building & pest inspection (est.) | $500.00 |
| Total purchase cost | $941,429.00 |
First Home Buyer Stamp Duty — WA
At $900,000, first home buyer concessions in Western Australia do not reduce stamp duty. The property value exceeds the concession threshold. Standard duty of $38,929.00 applies.
Foreign Buyer Stamp Duty
Foreign purchasers pay an additional 7% surcharge ($63,000.00) on top of standard stamp duty.
Total foreign buyer stamp duty: $101,929.00
Stamp Duty on $900K — All States
| State | Stamp Duty | Effective Rate |
|---|---|---|
| New South Wales | $35,235.00 | 3.91% |
| Victoria | $49,070.00 | 5.45% |
| Queensland | $33,525.00 | 3.72% |
| Western Australia | $38,929.00 | 4.33% |
| South Australia | $43,330.00 | 4.81% |
| Tasmania | $35,685.00 | 3.96% |
| Australian Capital Territory | $34,643.00 | 3.85% |
| Northern Territory | $53.00 | 0.01% |
Mortgage Impact — Adding Stamp Duty to Your Loan
If you add $38,929.00 stamp duty to your home loan instead of paying upfront, here is how it affects your repayments (based on 80% LVR, 6.25% rate, 30-year term):
| Monthly repayment (without stamp duty in loan) | $4,433.16 |
| Monthly repayment (with stamp duty in loan) | $4,672.86 |
| Extra per month | +$239.69 |
| Extra interest paid over 30 years | $47,360.32 |
Paying stamp duty upfront saves you $47,360.32 in interest over the life of your loan.
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Frequently Asked Questions
How much is stamp duty on a $900,000 house in Western Australia?
Stamp duty on a $900,000 property in Western Australia is $38,929.00 for a standard buyer (2025-26 rates). This is an effective rate of 4.33%.
Do first home buyers pay stamp duty in Western Australia?
At $900,000, first home buyer concessions in Western Australia do not reduce stamp duty below the standard amount of $38,929.00. The property value exceeds the concession threshold.
What are the total costs of buying a $900,000 property in Western Australia?
The total estimated cost is approximately $941,429.00, which includes the purchase price ($900,000), stamp duty ($38,929.00), legal/conveyancing fees (~$2,000), and building/pest inspections (~$500).
General information and estimates only — not financial, tax, or legal advice. Always verify with a licensed adviser or the ATO.
Learn more
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