Gaff Guide

Stamp duty calculator

Work out stamp duty (SDLT), Scotland's LBTT or Wales's LTT on any home purchase. Uses rates from 1 April 2025.

Where is the home?
Buyer

Stamp Duty Land Tax to pay

£5,000

Effective rate

1.67%

How it's worked out

  • £0 – £125,000 at 0%£0
  • £125,000 – £250,000 at 2%£2,500
  • £250,000 – £300,000 at 5%£2,500

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Questions

How much stamp duty is due on a £300,000 home?
In England & Northern Ireland, a moving home buying at £300,000 pays £5,000 in Stamp Duty Land Tax, an effective rate of 1.67%.
Do first-time buyers pay stamp duty?
In England and Northern Ireland, first-time buyers pay nothing up to £300,000 and 5% on the portion up to £500,000. Above that, standard rates apply. Scotland raises the nil-rate band to £175,000. Wales has no first-time buyer relief.
What about second homes and buy-to-let?
Additional homes pay a surcharge: +5% per band in England and NI, an 8% Additional Dwelling Supplement in Scotland, and higher LTT rates in Wales.
When do I pay it?
Within 14 days of completion in England and NI, and within 30 days in Scotland and Wales. Your solicitor usually files and pays it for you.

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Rates: HMRC, Revenue Scotland and the Welsh Revenue Authority, effective 1 April 2025. A guide only, not tax advice.