First home buyer calculator Australia
Set a safer purchase cap by combining state duty, upfront cash, and repayment pressure before you treat the asking price as your budget.
Monthly repayment$3,062
$602,444Total interest
$1,102,444Total paid
30y 1mPayoff
Stress Test
What happens if rates rise?
Extra Repayments
Pay off faster, save interest
Offset Account
Interest savings from offset balance
Upfront Costs
Deposit, stamp duty, and settlement costs
Compare Scenarios
Score and compare loan quotes
A property can look affordable until duty, registration, and a realistic cash buffer are added to the same scenario. First-home duty relief varies by state, so the same deposit can produce a very different cash requirement across Australia.
A safer first purchase usually leaves room for higher rates, rates notices, strata, insurance, and the surprises that arrive after settlement. Comfort beats lender headline every time.
Frequently Asked Questions
- Is this the same as a mortgage pre-approval?
- No. This planner is a budgeting tool. It combines purchase costs and repayment stress so you can set a safer cap before formal lender assessment.
- Why does the state matter so much for first-home buyers?
- Stamp duty, transfer registration, and first-home concessions vary by state and can materially change the upfront cash needed before settlement.
- Why can the safer property cap be lower than the listing I entered?
- Because the planner checks whether repayments still fit a conservative monthly budget after allowing for other commitments and higher-rate scenarios.