How much is stamp duty on a $500,000 property in the NT?

On a $500,000 property in the Northern Territory, stamp duty is approximately $23,929. This is calculated using the NT formula: V x (0.06571441 x V + 15) / 1000, where V is the property value in thousands. For V = 500: 500 x (0.06571441 x 500 + 15) / 1000 = 500 x 47.857 / 1000 = $23,929.

How is stamp duty calculated in the Northern Territory?

The NT uses a unique formula-based calculation for properties up to $525,000: Duty = V × (0.06571441 × V + 15) / 1000, where V is the property value in thousands. Above $525,000, tiered flat rates apply: 4.95% for properties $525,001–$3,000,000 and 5.45% for properties over $3,000,000. This formula produces a smooth, progressive increase in duty.

Does the NT charge a foreign buyer surcharge?

No. The Northern Territory is the only Australian state or territory that does not charge an additional stamp duty surcharge for foreign buyers. Foreign purchasers pay the same stamp duty rates as Australian citizens and residents.

How much is stamp duty on a $500,000 property in the NT?

On a $500,000 property in the Northern Territory, stamp duty is approximately $23,929. This is calculated using the NT formula: V x (0.06571441 x V + 15) / 1000, where V is the property value in thousands. For V = 500: 500 x (0.06571441 x 500 + 15) / 1000 = 500 x 47.857 / 1000 = $23,929.

How is stamp duty calculated in the Northern Territory?

The NT uses a unique formula-based calculation for properties up to $525,000: Duty = V × (0.06571441 × V + 15) / 1000, where V is the property value in thousands. Above $525,000, tiered flat rates apply: 4.95% for properties $525,001–$3,000,000 and 5.45% for properties over $3,000,000. This formula produces a smooth, progressive increase in duty.

Does the NT charge a foreign buyer surcharge?

No. The Northern Territory is the only Australian state or territory that does not charge an additional stamp duty surcharge for foreign buyers. Foreign purchasers pay the same stamp duty rates as Australian citizens and residents.

Stamp Duty in Northern Territory (NT) — Rates & Exemptions 2026

NT stamp duty rates and the unique formula-based calculation for 2026. No foreign buyer surcharge. $50,000 HomeGrown Territory Grant for new homes. Calculate Northern Territory stamp duty.

Definition

Northern Territory Stamp Duty

Stamp duty (transfer duty) in Northern Territory is a state government tax paid when you purchase property. NT uses a formula-based calculation for stamp duty below $525,000 and is the only jurisdiction without a foreign buyer surcharge. The $50,000 HomeGrown Territory Grant (replacing the former $10,000 FHOG) is available for new home contracts entered before 30 September 2026.

Quick Facts

FHB Exemption	Stamp duty concessions available plus $50,000 HomeGrown Territory Grant for new home contracts entered before 30 September 2026
FHB Threshold	Varies — check NT Revenue thresholds. HomeGrown Territory Grant of $50,000 for new home contracts before September 2026
Foreign Surcharge	No foreign buyer surcharge
Key Notes	NT uses a formula-based calculation for stamp duty below $525,000 and is the only jurisdiction without a foreign buyer surcharge. The $50,000 HomeGrown Territory Grant (replacing the former $10,000 FHOG) is available for new home contracts entered before 30 September 2026.

NT Stamp Duty Rate Brackets

The following table shows the current stamp duty brackets for property purchases in Northern Territory.

Property Value	Rate / Duty
$0 — $525,000	Calculated using V × (0.06571441 × V + 15) / 1000 formula
$525,001 — $3,000,000	4.95% of property value
Over $3,000,001	5.45% of property value

First Home Buyer Concessions

Stamp duty concessions available plus $50,000 HomeGrown Territory Grant for new home contracts entered before 30 September 2026

The threshold for first home buyer stamp duty concessions in Northern Territory is: Varies — check NT Revenue thresholds. HomeGrown Territory Grant of $50,000 for new home contracts before September 2026. Check with your state revenue office for the latest eligibility criteria and application process.

Foreign Buyer Surcharge

No foreign buyer surcharge. This surcharge is applied in addition to the standard stamp duty rates shown above. Foreign buyers should factor this additional cost into their purchasing budget.

Tip: Use our Stamp Duty Calculator to get an instant estimate of your stamp duty in Northern Territory, including first home buyer concessions and foreign buyer surcharges.

Frequently Asked Questions — NT Stamp Duty

Stamp Duty in Other States

NSW— New VIC— Victoria QLD— Queensland WA— Western SA— South TAS— Tasmania ACT— Australian

Read the full guide: Stamp Duty Exemptions for First Home Buyers

Related Resources

Stamp Duty Calculator — Calculate your stamp duty including first home buyer concessions.
Stamp Duty Exemptions for First Home Buyers — State-by-state breakdown of available exemptions and concessions.
First Home Owner Grant Northern Territory — Learn about the FHOG and other grants in NT.
Borrowing Capacity Calculator — Estimate how much you can borrow based on your income and expenses.

Understand Your Contract Before You Sign

Upload your property contract to Realestate Lens and get instant AI analysis highlighting key terms, risks, and red flags — explained in plain English. Built for Australian property buyers.

Analyse Your Contract Free

Last updated: March 2026. Verify all figures with your state or territory revenue office before making financial decisions.