Free Calculator
Stamp Duty Calculator
Calculate your Stamp Duty Land Tax (SDLT) for England & Northern Ireland based on the April 2025 rates — including first-time buyer relief and additional property surcharges.
Property Details
£1,000,000
£0£5,000,000
£
Stamp Duty (SDLT)
£43,750
total tax payable
Effective Rate
4.38%
Net Cost
£1,043,750
Tax Band Breakdown
£0 – £125,000
0.00% on £125,000
£125,000 – £250,000
2.00% on £125,000
£250,000 – £925,000
5.00% on £675,000
£925,000 – £1,500,000
10.00% on £75,000
Total SDLT£43,750
England & Northern Ireland only. Rates valid from April 2025. This tool is for guidance only — always verify with a qualified solicitor or HMRC before completing a purchase.
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