Stamp Duty · 2026
Stamp duty on a £800,000 house
How much is stamp duty on a £800,000 house?
Stamp duty on a £800,000 property in England or Northern Ireland is £30,000 when moving home — an effective rate of 3.75%. First-time buyers pay £30,000, and buyers of an additional property pay £70,000 with the 5% surcharge.
Verified 12 August 2026
How it's worked out
| £0 to £125,000 at 0% | £0 |
|---|---|
| £125,000 to £250,000 at 2% | £2,500 |
| £250,000 to £925,000 at 5% | £27,500 |
| Total | £30,000 |
Stamp duty is charged in slices, like income tax — you only pay each rate on the portion of the price inside that band, not on the whole purchase.
Common questions
How much is stamp duty on a £800,000 house?
£30,000 if you're replacing your main home — an effective rate of 3.75%. First-time buyers pay £30,000, and buyers of an additional property pay £70,000 because of the 5% surcharge.
Do first-time buyers pay stamp duty on £800,000?
No relief is available at this price. First-time buyer relief only applies up to £500,000, so you'd pay the standard £30,000.
What is the stamp duty on a £800,000 buy-to-let?
£70,000. Additional properties carry a 5% surcharge on every band on top of the standard rates.