Loan amount
$720,000Mortgage repayment calculator
Calculate repayments, total interest and payoff date using Australian-style repayment frequencies.
Repayment
Mortgage repayment calculator
Model your repayments and timeline before committing to a property budget.
Snapshot
LVR
80.00%Monthly repayment
$4,363Total interest
$850,738Estimated payoff
30.00 yrsYears saved
0.00 yrsInterest saved vs baseline
$0Payoff years saved vs baseline
0.00 yrsAmortization preview
First 18 periods
| Period | Payment | Interest | Principal | Balance |
|---|---|---|---|---|
| 1 | $4,363 | $3,660 | $703 | $719,297 |
| 2 | $4,363 | $3,656 | $707 | $718,590 |
| 3 | $4,363 | $3,653 | $710 | $717,880 |
| 4 | $4,363 | $3,649 | $714 | $717,166 |
| 5 | $4,363 | $3,646 | $718 | $716,448 |
| 6 | $4,363 | $3,642 | $721 | $715,727 |
| 7 | $4,363 | $3,638 | $725 | $715,002 |
| 8 | $4,363 | $3,635 | $729 | $714,274 |
| 9 | $4,363 | $3,631 | $732 | $713,541 |
| 10 | $4,363 | $3,627 | $736 | $712,805 |
| 11 | $4,363 | $3,623 | $740 | $712,066 |
| 12 | $4,363 | $3,620 | $743 | $711,322 |
| 13 | $4,363 | $3,616 | $747 | $710,575 |
| 14 | $4,363 | $3,612 | $751 | $709,824 |
| 15 | $4,363 | $3,608 | $755 | $709,069 |
| 16 | $4,363 | $3,604 | $759 | $708,310 |
| 17 | $4,363 | $3,601 | $763 | $707,548 |
| 18 | $4,363 | $3,597 | $766 | $706,781 |
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FAQs
How do I calculate mortgage repayments in Australia?
Use loan amount, interest rate, loan term and repayment frequency in a principal-and-interest repayment formula.
Is monthly or fortnightly repayment better?
Fortnightly can reduce interest over time because payments are applied more frequently, but impact depends on lender setup and calendar handling.
Does this calculator include fees and stamp duty?
No. This repayment calculator focuses on loan principal and interest. Add purchase and ongoing property costs separately.