Stamp Duty Calculator 2024 – 2025

Stamp Duty Calculator
Buying a property, whether it’s your first home or an addition to your portfolio, comes with more than just a deposit and a loan. There are other costs that sit in the background, and some of them only become obvious once you get closer to purchase. Stamp duty is one of those.
At Original Wealth, our stamp duty calculator helps you estimate one of the key upfront costs involved in a property purchase. Whether you are buying your first home, refinancing, or investing, it gives you a clearer idea of how much stamp duty you may need to factor into your overall borrowing and purchase budget.
Stamp duty isn’t a small figure. Depending on the property and the location, it can add a noticeable amount to what you need upfront. With our calculator, it becomes easier for buyers to realise its impact later, when they begin to plan finances for the purchase.
A few things tend to influence the estimate more than others:
- Property value, which determines the duty bracket you fall into.
- Location, as each state applies its own structure and rates.
- Buyer type, whether you are purchasing to live in the property or as an investment.
- Eligibility for concessions, especially for first-home buyers.
- Timing of purchase, particularly for off-the-plan properties, where values may be assessed differently.
Used early, this gives you a clearer sense of what you are actually working with. It’s easier to compare properties, and just as important, easier to decide how much of your savings should be kept aside for upfront costs.
Who pays stamp duty in Australia?
In most property transactions across Australia, the buyer pays stamp duty. It forms part of the ownership transfer and is usually settled at the same time as the purchase.
While that sounds straightforward, it doesn’t play out the same way for everyone. The amount can shift depending on who is buying and how the purchase is structured. At Original Wealth, we factor this in early so the duty sits clearly within your overall budget, not as a last-minute cost.
For example:
- First-home buyers may qualify for concessions or reduced rates depending on eligibility.
- Investors are generally assessed at standard rates, sometimes higher depending on the scenario.
- Foreign buyers may face additional surcharges in certain states.
- Related party transfers can be assessed differently from standard transactions.
- Off-the-plan purchases may be valued differently depending on the stage of completion.
There are also differences in how the property itself is treated. If you are purchasing vacant land, the duty is calculated on the land value rather than what you plan to build later. This can change how much you need upfront compared to buying an established property.
Stamp duty is paid at settlement and is usually not included in the loan. We account for this early, so you know what needs to be available when the purchase moves forward. Reach out to know more about how our calculators can assist you in planning finances well.

Calculate and Make Informed Financial Decisions
Frequently Asked Questions
Stamp duty is worked out based on the property value, its location, and the type of buyer. Each state uses its own rate system, often applying higher rates as property values increase. Whether you plan to live in the property or use it as an investment can also affect the outcome.
Stamp duty is a tax that the government imposes on property deals. It is suitable for properties, investment properties and land. The amount depends on the location and value of the property.
Certain buyers may be eligible for exemptions or reduced rates. First-home buyers are the most common, but the criteria depend on price thresholds and rules specific to each state. Sometimes you can get a partial concession, depending on the property or your circumstances.
Yes, there’s stamp duty on land purchases. That assessment is based on the value of the land at purchase, not any future construction. This can have the effect of reducing the upfront cost compared to buying a completed property, but the overall cost of the project still needs to be considered.

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