1 bed flat for sale Grosvenor Square, Mayfair, London
Added today
About this property
United Kingdom Sotheby’s International Realty are proud to present this wonderful one-bedroom apartment is in the heart of Mayfair in the sought-after Number One Grosvenor Square. Cleverly thought out, the apartment has a generous layout complemented by a pared-back colour scheme, maximising the light that pours in through floor-to-ceiling windows. The beautiful interior has been coupled with the expertise of award-winning architectural practice Eric Parry Associates, who oversaw the preservation and recreation of the building, carefully dismantling the historic façade and the original stone bricks and re-assembling them with subtle alterations.
Key features
- CCTV
- High Ceilings
- Library
- Lift
- Parking
- Security
- Shared Pool
- Study
- Underfloor Heating
- Wooden Floors
Floorplan
Price guide
£6,792 per sq ft, above 9 in 10 recent sales in W1K (£1,723–£4,685, 10th–90th percentile, 42 sales over 24 months).
Lowest and highest are the 10th and 90th percentiles of 42 homes sold in W1K over the last 24 months. This home's figure uses its asking price. All sold £/sq ft in W1K →
Location
Grosvenor Square, Mayfair, London, W1K 4AB
- Council tax
- Band D (Approx £1,050/year)The agent has not stated the band, so band D is shown as the local reference: Westminster's 2026/27 area average, including the typical parish precept. The actual band and any discounts change the bill.
Mortgage and stamp duty
A £5,220,000 mortgage. Most lenders would want a household income of about £1,160,000 to support it.
A guide only, for a capital repayment mortgage. The rate you are offered and what you can borrow depend on your circumstances and a full application with a lender or broker. Your home may be repossessed if you do not keep up repayments on your mortgage.
Historic sold prices nearby
HM Land Registry sales in W1K 4AB. Floor areas from Energy Performance Certificates where matched.
| Address | Type | Sold | Size | Size | £/sq ft | Price |
|---|---|---|---|---|---|---|
| West Wing Duplex, 1 - 3, Grosvenor Square Flat / maisonette | Flat / maisonette | Jan 2022 | — | — | — | £24,000,000 |
| Ambassadors Residence, 3, Grosvenor Square Flat / maisonette · new build | Flat / maisonette · new build | Aug 2020 | — | — | — | £53,360,000 |
| Suite 4, 1 - 3, Grosvenor Square Flat / maisonette · new build | Flat / maisonette · new build | Mar 2020 | — | — | — | £1,000,000 |
All sales on Grosvenor Square → All sold prices in Westminster →
Area insights
The neighbourhood around this property.



