Calculators
Property calculators, built for the 2026 rules
Every tool runs on the same engine, tested against Treasury's own worked examples. Free, and nothing to sign up for.
The 2026 tax changes
Capital gains tax calculator
CGT on selling an investment property, before and after 1 July 2027, with the valuation vs Treasury formula comparison.
Negative gearing calculator
Your rental loss and tax benefit each year under the old and new rules, and what quarantined losses do when you sell.
Should you sell before July 2027?
CGT for each possible sale year, and the growth rate where the new rules start costing you more.
Valuation vs Treasury formula
Whether paying for a 30 June 2027 valuation could cut your CGT, and in which direction.
6-year rule: renting out your home
The absence rule, the partial exemption, the reset to market value and the 2027 split.
CGT on shares and ETFs
The deemed sale at 30 June 2027, indexation after it, and how losses are used.
30% minimum tax on capital gains
Whether a top-up applies to your post-2027 gain, and how much.
New build vs established
Two investment properties side by side after tax, and the growth gap that decides which wins.
Home loans
Borrowing power calculator
How much a lender might lend, with the 3% buffer, study loans, card limits and the debt-to-income line.
Mortgage repayment calculator
Weekly, fortnightly or monthly, with interest-only years, extra repayments and an offset.
Help to Buy calculator
The shared equity split, 2026-27 income limits and price caps, and the 5% Deposit Scheme side by side.
Refinance calculator
The monthly saving, the break-even on switching costs, and the cost over the whole loan.
Stamp duty
Stamp duty calculator, every state
Duty, concessions and title fees, and the same price in every state.
First home buyer stamp duty
The first home concession, grant and 5% Deposit Scheme cap in every state.
NSW
Rates from 1 July 2026, the $800,000 first home exemption and the 9% surcharge.
Victoria
General and PPR rates, first home buyers and the off-the-plan concession.
Queensland
General and home concession rates, and duty-free new homes for first home buyers.
Western Australia
The new first home owner rate and the off-the-plan concession.
South Australia
One scale for everyone, and first home relief on new homes.
Tasmania
The rates after the 30 June 2026 changes.
ACT
Owner-occupier and investor rates, and the Home Buyer Concession Scheme.
Northern Territory
The formula, the flat rates and the house-and-land exemption.
Land tax by state
Land tax calculator, every state
Thresholds side by side, and the same land value in every state.
Victoria
The 2026 rates, the COVID debt levy, trusts, the absentee surcharge and the election promises.
New South Wales
The $1,075,000 threshold, special trusts, related companies and the 5% surcharge.
Queensland
Individuals from $600,000, companies and trusts from $350,000, and absentees.
Western Australia
The $300,000 threshold and the Perth Metropolitan Region Improvement Tax.
South Australia
The new $936,000 threshold and the trust rates from $25,000.
Tasmania
The $125,000 threshold and the 2% foreign investor surcharge.
ACT
The fixed charge, the valuation charge, and how units are charged.
Guides to the 2026 changes
Negative gearing changes 2026
What changed, the key dates, and a four-question check of whether your property is grandfathered.
Inheritance, death and divorce
When grandfathered negative gearing survives a change of owner, and when it does not.
Capital gains tax changes 2027
The 30 June 2027 split, indexation, the 30% minimum tax and the new-build choice, with the Treasury examples.
Buying and owning
Full property analysis
Stamp duty, LMI, grants, cash flow after tax and the sale, year by year, for any property in any state.
2026-27 rates and rules
Every state's transfer duty, land tax, grants and fees, with the official source for each.
Chrome extension
Send a realestate.com.au or Domain listing straight into an analysis.
How the numbers are worked out, and what we test them against: methodology.