A$640,000 Stamp Duty & Mortgage Calculator in Western Australia (Perth) (2026)
Purchasing a A$640,000 property in Western Australia (Perth), Australia incurs A$24,960 in Western Australia (WA) Transfer Stamp Duty (3.90%) plus A$2,400 in legal/registration fees. With a 20% deposit (A$128,000) and a 25-year home loan at 6.15%, your monthly repayment is A$3,346/month.
Monthly Repayment (25Y)
A$3,346/mo
Loan: A$512,000 @ 6.15%
Stamp Duty / BSD / DLD
A$24,960
3.90% Effective Duty
20% Deposit
A$128,000
+ Legal: A$2,400
Total Upfront Cash
A$155,360
Deposit + Stamp Duty + Legal
Itemized Stamp Duty & Mortgage Breakdown (Western Australia (Perth))
| Property Purchase Price | A$640,000 |
| Western Australia (WA) Transfer Stamp Duty | A$24,960 |
| Conveyancing, Legal & Title Registration | A$2,400 |
| Total Upfront Cash Required (20% Deposit + Duty) | A$155,360 |
| Monthly Principal & Interest (25Y @ 6.15%) | A$3,346 / month |
| Total Interest Payable Over Loan Term | A$491,779 |
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