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W1U 8NU

George Street, Marylebone, London, W1U

£15,500,000
Not valued
4 Beds
4 Baths
291 m² Floor area
Type Flat
Listed 03 Nov 2026
Price per m² £53,265 / m²

A landscaped roof terrace extending to approximately 2,398 sq. ft. crowns this four-bedroom penthouse at 100 George Street. With interiors by Cuturi Cameto, the apartment spans the fifth and sixth floors of a building by Hopkins Architects, combining carefully crafted living spaces with far-reaching views across Marylebone and access to an extensive collection of residents’ amenities.

The sixth floor is devoted to living and entertaining, with separate spaces for formal gatherings and everyday family life. Extending to approximately 28 ft., the reception and dining room has broad windows, timber flooring and bespoke joinery incorporating a concealed bar. An Arts and Crafts-inspired fireplace, finished with handmade tiles by Adam Ross, forms a focal point beneath a mural by Andrew Viner.

Across the hall, the kitchen opens onto a family room, with a banquette dining area providing a comfortable setting for informal meals. Bulthaup cabinetry is paired with silver travertine worktops and an island with breakfast seating, complemented by Miele and Sub-Zero appliances and a Zip tap. A separate utility room and guest cloakroom complete this floor.

The bedrooms are arranged on the fifth floor, keeping the sleeping accommodation separate from the principal entertaining spaces. The main suite includes a dressing room and an ensuite bathroom with a bath, separate shower and twin basins. Two further bedrooms have their own ensuite bathrooms, while a fourth bedroom, currently arranged as a study, is served by a separate shower room. Walnut joinery and bronze-green grasscloth give the study a distinctive character, with space for a bespoke desk and shelving.

Above, the private roof terrace has landscaping by Cameron and open views across the surrounding rooftops. Generous areas for seating and planting are complemented by a large pergola with electric blinds, creating a sheltered space for outdoor dining.

Lift access serves both accommodation floors, while underfloor heating and comfort cooling run throughout the principal rooms. Residents also benefit from a concierge, dedicated management team and 24-hour security. Shared facilities include a library with a coffee bar, a residents’ lounge suitable for private screenings, a meeting room, and a fitness studio with a sauna and treatment room. Secure underground parking and additional storage are available by separate negotiation.

Within the Portman Estate, 100 George Street is well placed for Marylebone’s independent shops, restaurants and galleries, including the Wallace Collection. Residents have direct access to Loxton Walk’s landscaped courtyard, with Mayfair, Hyde Park and Regent’s Park also within easy reach.

How the asking price has moved

Nov 2026
£15,500,000
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
161 sales
Terraced
Median
25 sales
Semi-Detached
No sales nearby
Detached
Median
1 sale

Most recent sales

Address Sold price Date Type
Flat 78, 15, 15 PORTMAN SQUARE, W1H 6LL £1,012,500 Aug 2026 Flat
Flat 12, ADMIRAL COURT, 45 BLANDFORD STREET, W1U 7HG £770,000 Feb 2026 Flat
Flat 66, 15, 15 PORTMAN SQUARE, W1H 6LJ £2,700,000 Oct 2025 Flat
7 RODMARTON STREET, W1U 8BH £1,500,000 Sep 2025 Terraced
Flat 8, 35, 35 GEORGE STREET, W1U 3QP £1,400,000 Sep 2025 Flat
Flat 3, 2, 2 MONTAGU SQUARE, W1H 2LA £2,800,000 Sep 2025 Flat
Flat 54, 15, 15 PORTMAN SQUARE, W1H 6LJ £2,100,000 Jul 2025 Flat
6 GLOUCESTER PLACE MEWS, W1U 8BA £3,000,000 May 2025 Terraced
Flat MASONETTE, 21, 21 MONTAGU SQUARE, W1H 2LF £3,500,000 May 2025 Flat
Flat C, 18, 18 MONTAGU STREET, W1H 7EX £1,475,000 Mar 2025 Flat
17B MONTAGU SQUARE, W1H 2LE £2,800,000 Jan 2025 Flat
10 RODMARTON STREET, W1U 8BH £1,895,000 Dec 2024 Terraced
47 GLOUCESTER PLACE MEWS, W1U 8BF £2,100,000 Oct 2024 Flat
20 GLOUCESTER PLACE MEWS, W1U 8BA £1,295,000 Jul 2024 Terraced
17 RODMARTON STREET, W1U 8BH £1,650,000 Jul 2024 Terraced
Source: HM Land Registry · within 200 m · most recent first

George Street, Marylebone, London, W1U

We don't have enough nearby Land Registry sales matched to EPC floor-area data for this postcode and property type to calculate a fair price estimate. 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 291 m². Updated daily.

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