Mayfair Property Market: House Prices, Sold Data & Development Finance, End of H1 2026

Westminster super-prime market with lateral flat amalgamations and heritage refurbishment at the top end of UK values

The Mayfair property market recorded 1,621 residential sales over the past 12 months, with a median sale price of £790,000. This places Mayfair £305k above the Greater London county median of £485,000, and £505k above the UK national median of £285,000.

Prices in Mayfair have shown a notable decline, with a year-on-year change of -12.2%. Within Greater London, Mayfair ranks 5th by price out of 51 principal towns, and 33th by transaction volume.

Mayfair median prices have moved from £818,750 in Q1 2025 to £750,000 in Q2 2026, a change of -8.4% over 5 quarters.

Mayfair shares a HM Land Registry reporting district with neighbouring towns, and the source data does not distinguish Mayfair-specific sales from the wider district. The figures above reflect the whole shared district rather than Mayfair alone.

Property prices in Mayfair vary significantly by type. The table below compares Mayfair prices with Greater London county averages and UK national figures.

Semi-detached homes in Mayfair command £4.61m, while flat properties are most accessible at £700,000. The £3.9m spread between the most and least expensive types indicates a diverse market with opportunities across the development spectrum.

Mayfair recorded 11 new-build transactions in the past 12 months, representing 0.7% of total sales. There is moderate development activity, with room for further growth.

New-build properties in Mayfair traded at a premium of 388.9% versus existing stock. This premium supports the viability of new development, as buyers are willing to pay more for new homes.

Across the wider Greater London market, 412 new-build completions were recorded — see our Greater London property market report for the full county picture.

The following table shows the most recent property transactions recorded in Mayfair, providing real-time evidence of achieved prices for buyers, sellers, and developers:

These transactions are sourced from HM Land Registry Price Paid data and represent completed, registered sales. The range from £365,500 to £790,000 illustrates the breadth of the Mayfair market.

For developers considering Mayfair, the local market data translates directly into finance structuring. With a median value of £790,000 and detached homes at £2.90m, lenders can assess scheme viability with confidence.

A typical development finance facility for a Mayfair scheme with a GDV of £2.90m would attract senior debt of approximately £1.89m at 65% LTGDV. Mezzanine finance can stretch total borrowing to 85-90% of costs, while bridging loans enable rapid site acquisitions completing in as little as 5 working days.

While prices have softened 12.2% year-on-year, experienced developers can still generate strong returns in Mayfair by targeting well-located sites with clear demand drivers.

Ready to develop in Mayfair? Submit your scheme for indicative terms within 24 hours from our panel of 100+ lenders.

To put Mayfair's market in context, the table below compares it with similarly-priced towns across Greater London:

For the full Greater London town-by-town breakdown, see our comprehensive Greater London property market report.