Stamp Duty Calculator

Estimate transfer duty for NSW only. Updated for 2025-26. More accurate than some banks which use outdated formula.

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Frequently asked questions

Stamp duty (officially called transfer duty) in NSW is a government tax payable when you purchase property. It is calculated on a sliding scale based on the purchase price or market value, whichever is higher.

First home buyers in NSW may be exempt from stamp duty or eligible for a concession depending on the purchase price. Properties up to $800,000 may be fully exempt, and properties between $800,000 and $1,000,000 may receive a partial concession.

Stamp duty in NSW is generally due within 3 months of the contract date, or at settlement — whichever comes first.

This calculator provides an estimate based on current NSW Revenue transfer duty rates for 2025-26. It is intended as a guide only. For a precise figure, consult Revenue NSW or a licensed conveyancer.