Stamp Duty on Prestige Cotswolds Homes: What Buyers Above £1M Should Budget For

Stamp Duty Land Tax (SDLT) is the single largest transaction cost most buyers face when purchasing a home — and at the upper end of the Cotswolds market, it runs to six figures. Yet it is often the part of a purchase that buyers understand least clearly until the offer is already agreed. This guide sets out exactly how SDLT works on prime property in 2026, so buyers can plan with confidence rather than surprise.

One piece of welcome news underpins the current picture: the thresholds have been stable. The permanent rates introduced in April 2025 remain in force through 2026, with no further changes announced. That predictability matters at the top of the market, where transactions are large and buyers plan carefully.

The Standard Residential Bands

SDLT in England is charged on a marginal basis — each rate applies only to the portion of the price that falls within its band, not to the whole price. For a standard residential purchase (a main home, with no additional-property surcharge), the 2026 bands are:

• Up to £125,000 — 0%
• £125,001 to £250,000 — 2%
• £250,001 to £925,000 — 5%
• £925,001 to £1,500,000 — 10%
• Above £1,500,000 — 12%

Because the top two bands bite hardest, the prestige market feels SDLT more acutely than any other segment.

What It Actually Costs at the Top End

Applied to the price points that define the prime Cotswolds market, the standard SDLT bill on a main residence works out as follows:

• £1,000,000 — £43,750
• £1,250,000 — £68,750
• £1,500,000 — £93,750
• £2,000,000 — £153,750
• £3,000,000 — £273,750

These are the figures to build into a budget from the outset. A buyer negotiating on a £2 million home is, in reality, committing over £2.15 million once the tax is settled — and SDLT must be filed and paid to HMRC within 14 days of completion, so the funds need to be liquid and ready.

The Two Surcharges That Catch Prime Buyers Out

1. The Additional Property Surcharge (+5%)

Anyone buying a second home, a holiday home, or a buy-to-let — in short, any residential property that is not replacing their main residence — pays a 5% surcharge on top of the standard rates, applied to the entire purchase price. In a market where a meaningful share of Cotswolds buyers are acquiring a country retreat alongside a principal home elsewhere, this is the surcharge that most often reshapes a budget.

The effect is substantial. On a £2,000,000 purchase, the surcharge adds £100,000, taking the total SDLT from £153,750 to £253,750. On a £1,500,000 home, it lifts the bill from £93,750 to £168,750.

There is an important relief: a buyer who is replacing their main residence but completes on the new home before selling the old one can reclaim the surcharge, provided the previous main residence is sold within 36 months. Timing and paperwork matter here, and specialist conveyancing advice is essential.

2. The Non-Resident Surcharge (+2%)

Buyers who are not UK tax resident — determined by a test that generally requires presence in the UK for at least 183 days in the preceding 12 months — pay an additional 2% on top of the applicable rates. With international and North American interest in the Cotswolds rising, this surcharge is increasingly relevant. On a £2,000,000 purchase it adds £40,000; where it combines with the additional-property surcharge, an overseas buyer of a £2 million second home could face total SDLT of £293,750.

Why This Matters to Sellers, Too

SDLT is a buyer’s cost, but it shapes seller outcomes. A well-informed buyer factors the tax into what they are willing to offer, which means pricing and presentation have to justify not just the asking price but the full, tax-inclusive commitment. It also explains why serious buyers move deliberately: a six-figure tax bill concentrates the mind, and only genuinely compelling properties command confident offers. This is precisely where professional marketing earns its keep.

A Note of Caution

SDLT can become genuinely complex at the top of the market — mixed-use property, annexes and “granny flats”, multiple dwellings, and company or trust ownership can all alter the calculation significantly. The figures here are an accurate guide to the standard position in 2026, but every prime purchase should be run past a qualified conveyancer or tax adviser before exchange. The cost of good advice is trivial against the sums involved.

For a confidential, no-obligation conversation about buying or selling at the upper end of the Cotswolds market, get in touch with Elliott.

In Summary

Stamp Duty thresholds remain stable in 2026, with standard rates rising to 10% between £925,000 and £1.5 million and 12% above that. A £2 million main residence carries an SDLT bill of £153,750; a £5% additional-property surcharge or a 2% non-resident surcharge can add £100,000 or £40,000 respectively. Buyers at the upper end should budget for the full, tax-inclusive cost from the outset, ensure funds are ready for payment within 14 days of completion, and take specialist advice on any purchase that is not a straightforward main-home acquisition.