Mortgage-Calc.uk
    Updated 7 August 2025

    UK Stamp Duty Calculator 2025 - Property Tax Calculator

    Calculate exact stamp duty costs for your property purchase. Includes first-time buyer relief, additional property surcharge, and current 2025 rates.

    Stamp Duty Calculator

    Enter your property details to calculate stamp duty

    Enter the full purchase price of the property

    Eligible for stamp duty relief up to £425,000

    Second home or buy-to-let property (3% surcharge)

    Current Stamp Duty Rates (2025)

    Property ValueRate
    Up to £250,0000%
    £250,001 - £925,0005%
    £925,001 - £1.5m10%
    Over £1.5m12%

    Stamp Duty Calculation

    £2,500

    Total Stamp Duty Due

    Stamp Duty Breakdown

    £250,001 - £925,000(5%)
    £2,500

    Property Price Analysis

    Property price:£300,000
    Effective rate:0.83%
    Total cost incl. stamp duty:£302,500

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    Understanding UK Stamp Duty 2025

    Who Pays Stamp Duty?

    • • Anyone buying property in England and Northern Ireland
    • • Properties over £250,000 (or £425,000 for first-time buyers)
    • • Leasehold properties with premium over threshold
    • • Shared ownership properties (on purchased portion)

    Key Changes in 2025

    • • First-time buyer relief extended to £425,000
    • • Additional property surcharge remains at 3%
    • • Corporate rate increased to 17% (properties over £500k)
    • • Non-resident surcharge at 2% for overseas buyers

    Planning Tips

    • • Budget for stamp duty early in your house search
    • • First-time buyers: consider properties under £425k
    • • Factor stamp duty into your mortgage affordability
    • • Consider timing for additional property purchases

    Exemptions & Reliefs

    • • Multiple dwellings relief (6+ properties)
    • • Charity relief for registered charities
    • • Right to Buy discount properties
    • • Properties under £40,000 (rare in practice)

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