Estimate Stamp Duty Land Tax for an England or Northern Ireland property purchase.. It is designed to answer the common UK search intent for this topic with the key assumptions shown clearly.
SDLT · 2026/27
Stamp Duty calculator
Estimated result
£7,500
- Property price
- £350,000
- First-time buyer applied
- No
- Additional property applied
- No
This is the England and Northern Ireland SDLT model. Scotland uses LBTT and Wales uses LTT, which are different calculators.
Estimate Stamp Duty Land Tax for an England or Northern Ireland property purchase.
Estimate Stamp Duty Land Tax for an England or Northern Ireland property purchase.. It is designed to answer the common UK search intent for this topic with the key assumptions shown clearly.
A worked example helps users compare the result against their own numbers and see why a headline rate does not always produce the same cash outcome.
- Different tax codes, payroll periods, Scottish bands, pension methods or lender assumptions can change the outcome.
- One-off bonuses, pay frequency, overpayments, allowances and reliefs can move the result away from a simple annual estimate.
- Where a rule depends on eligibility or legal status, this page shows an estimate and links to official guidance.
QUICK ANSWER
What is this calculator?
Stamp Duty Calculator turns the inputs on this page into a transparent planning estimate for the selected jurisdiction.
How is it calculated?
It uses the displayed inputs, the GB-2026.27.1 ruleset and the assumptions shown beside the result. Different eligibility, timing or household details can change the outcome.
Example
Use the result as an illustrative scenario, then change one input at a time to compare the next decision. It is not an offer or personalised financial advice.
Official source
Source links are kept visible and the method is reviewed for the current UK release.
SOURCES & REVIEW
Checked against official guidance
Last reviewed 2 August 2026 · Rule version GB-2026.27.1
Daily/weekly source monitoring. If a source changes, the affected rule set is reviewed before publication.
Source line: Source links are kept visible and the method is reviewed for the current UK release.
SOURCE LINKS
Every calculation keeps the official references visible so the numbers can be checked quickly.
WHY RESULTS DIFFER
Why two users can see different results
Why the result can differ
Different tax codes, payroll periods, Scottish bands, pension methods or lender assumptions can change the outcome.
One-off bonuses, pay frequency, overpayments, allowances and reliefs can move the result away from a simple annual estimate.
Where a rule depends on eligibility or legal status, this page shows an estimate and links to official guidance.
The explanation stays close to the result so users can compare the assumptions immediately instead of hunting through a separate policy page.
COMMON QUESTIONS
Frequently asked questions
Is this an exact lender, payroll or tax return?
No. It is an estimate based on the inputs and assumptions shown.
When was this checked?
The method and linked official guidance were reviewed for the current UK release.
Can the result change later?
Yes. Rate changes, source updates and personal circumstances can change the output.