Stamp Duty Calculator (Region-Specific)

The Stamp Duty Calculator estimates the transfer tax and registration charges on a purchase using region-specific rates, with an optional first-home concession. It shows the total transfer cost and the effective rate so there are no surprises at settlement.

• Region rates: Presets with duty and registration percentages.
• Concessions: First-home reduction applied automatically.
• Total transfer cost: Duty plus registration.
• Effective rate: Transfer cost as a percent of value.
• Export: CSV, JSON or plain text.

1. Property value: Purchase price.
2. Region: Pick a rate structure.
3. Concession: Toggle first-home relief if eligible.
4. Read: Duty, registration and total.
5. Export.

Example 1 — Standard. $500k in a 5% region: $25k duty.

Example 2 — First home. Concession cuts duty to 2%: $10k.

Example 3 — High region. 6.5% duty plus 1% registration.

Example 4 — Low value. Below threshold may be fully exempt.

Example 5 — Registration. A 1% registration fee adds to the duty bill.

• Settlement clarity: Know transfer tax before you sign.
• Concession savings: See first-home relief instantly.
• Region compare: Different structures side by side.
• Private: No account, no upload, nothing stored.