Mortgage calculators
for Perth borrowers.
Estimate borrowing power, repayments, stamp duty and refinance savings in seconds. Numbers tuned to current WA rates.
Pick a calculator to get started.
Each one runs locally in your browser, returns an answer instantly, and lets you carry the result straight into a free consultation if you want one.
Estimate how much a Perth lender might lend you based on your income, expenses and existing debts.
Work out monthly, fortnightly or weekly repayments for any loan amount, rate and term.
Calculate transfer duty for a WA property purchase, including first home buyer concessions (March 2025 rates).
Compare your current rate against a new rate to see lifetime interest saved and break-even on switching costs.
See how an extra weekly, fortnightly or monthly contribution shortens your loan and cuts interest.
Model how an offset balance reduces interest charged and shaves years off your mortgage.
A starting point — not the final answer.
These calculators give you a quick directional estimate using widely-accepted formulae and current Western Australian rates. They do not replace a credit assessment from a lender. Two borrowers with identical incomes and expenses can be approved for very different amounts depending on the lender, the loan product, and small details in their financial history.
If a number here looks promising, the next step is a real assessment. We work with 50+ lenders and can tell you within a 15-minute call which ones are likely to say yes, and what they'll actually offer you. Carry your calculation straight into the contact form using the button on each calculator page — your inputs come with you, so you don't need to re-enter anything.
Get an actual answer, not just an estimate.
Free 15-minute consultation. No obligation. We come to you — day, evening, or weekend.
Book a free consultation