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W1K 2XL

South Street, Mayfair, London, W1K

£6,750,000
Not valued
3 Beds
3 Baths
193 m² Floor area
Type Flat
Listed 11 Sep 2026
Price per m² £34,974 / m²

Refined three-bedroom duplex penthouse in prime Mayfair, featuring concierge service, lift access, and air conditioning.

Nestled on prestigious South Street, this elegantly renovated three-bedroom apartment is set across the fifth and sixth floors of a grand Queen Anne mansion block. Combining timeless luxury with contemporary design, the residence offers refined interiors and an enviable location just moments from Berkeley Square and Grosvenor Square.

Upon entering, a spacious hallway with soaring ceilings and an abundance of natural light immediately sets a tone of grandeur. The impressive reception room, overlooking the tranquil Mount Street Gardens, is designed for both sophisticated entertaining and everyday relaxation. Rich wooden flooring runs throughout, complementing bespoke cabinetry that enhances both style and functionality.

Perfect for hosting, the dining area features a table that comfortably seats eight, alongside a sleek bar for effortless entertaining.

The principal suite is a luxurious retreat, complete with extensive built-in storage and a thoughtfully designed walk-in dressing area. Its en suite bathroom is a masterpiece of bespoke marble, featuring a freestanding bathtub and a rainfall shower. The second and third bedrooms, both en suite, mirror the same level of exceptional craftsmanship and attention to detail.

Residents benefit from a 24-hour porter and lift access, ensuring convenience and security at all times.

How the asking price has moved

Sep 2026
£6,750,000
Listed at original asking price

Prices, costs and transport nearby

What homes within 400 m sold for since Nov 2023, by type. Source: HM Land Registry.

Type Median Middle 80%
Flat This home
Median
71 sales
Terraced
Median
5 sales
Semi-Detached
Median
1 sale
Detached
No sales nearby

Most recent sales

Address Sold price Date Type
5A MOUNT STREET, W1K 3NE £6,400,000 Jun 2026 Flat
Flat 2, 68, 68 SOUTH AUDLEY STREET, W1K 2QY £5,375,000 Apr 2026 Flat
Flat 18, 51, 51 SOUTH STREET, W1K 2XL £8,600,000 Mar 2026 Flat
Flat L, 3 4, 3 4 BALFOUR PLACE, W1K 2AT £3,150,000 Nov 2025 Flat
9 MOUNT ROW, W1K 3RG £10,300,000 Nov 2025 Terraced
Flat 1, AUDLEY COURT, 32 34 HILL STREET, W1J 5NP £4,100,000 Oct 2025 Flat
Flat 21, 51, 51 SOUTH STREET, W1K 2XL £7,800,000 Mar 2025 Flat
Flat 20, ROSEBERY COURT, 15 CHARLES STREET, W1J 5EX £1,404,000 Jan 2025 Flat
Flat B, 3 4, 3 4 BALFOUR PLACE, W1K 2AT £2,625,000 Jan 2025 Flat
Flat D, 3 4, 3 4 BALFOUR PLACE, W1K 2AT £3,200,000 Dec 2024 Flat
Flat 19, ROSEBERY COURT, 15 CHARLES STREET, W1J 5EX £1,399,000 Nov 2024 Flat
Flat 2, 64, 64 SOUTH AUDLEY STREET, W1K 2QT £3,400,000 Nov 2024 Flat
2 HAYS MEWS, W1J 5PU £6,075,000 Oct 2024 Terraced
Flat 1, 11, 11 MOUNT STREET, W1K 2RB £12,000,000 Aug 2024 Flat
2 CHESTERFIELD HILL, W1J 5BH £8,250,000 Jul 2024 Terraced
Source: HM Land Registry · within 200 m · most recent first

South Street, Mayfair, London, W1K

Our estimate from nearby Land Registry sales is too far from the asking price to trust, so we don't give a verdict on this listing. All other details are still available.

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About this valuation

Fair price calculated from HM Land Registry sold prices in the same postcode area, adjusted by the UK House Price Index, and multiplied by the EPC-declared floor area of 193 m². Updated daily.

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