Back to search results

W1K 7DE

Hereford House, 66 North Row, Mayfair, London, W1K

£6,750,000
£479,000 below fair value
4 Beds
3 Baths
297 m² Floor area
Type Flat
Listed 11 Sep 2026
Price per m² £22,727 / m²

Positioned on the seventh and eighth floors of an iconic 1930s portered residence, just moments from Hyde Park, this exceptional 3,200 sq.ft. lateral penthouse offers scale, light and privacy in one of London’s most prestigious postcodes.

Arranged across two floors, the principal level opens into a generous entrance hall leading to a fully equipped dine in kitchen and an elegant dining room with period fireplace. Three substantial double bedrooms each benefit from large en suite bathrooms, including a refined principal suite with its own private south facing terrace.

A 220 sq ft wellness suite with gym, sauna and steam room offers flexibility and could be reconfigured as a fourth bedroom with en suite if required.

Upstairs, a spectacular 700 sq ft reception room sits beneath a striking skylight, flooding the interior staircase and upper level with natural light. Dual aspect glass doors connect seamlessly to the roof terrace, creating a dramatic indoor/outdoor flow rarely found in central Mayfair.


Positioned on the seventh and eighth floors of an iconic 1930s portered residence, just moments from Hyde Park, this exceptional 3,200 sq ft lateral penthouse offers scale, light and privacy in one of London’s most prestigious
postcodes.

The defining feature is the remarkable 1,950 sq ft south-west facing roof terrace, a truly rare expanse overlooking the treetops of Hyde Park and stretching across London’s skyline. Designed for entertaining at scale or for private sunset evenings above the city, it delivers an outlook few Mayfair homes can rival.

Hereford House benefits from two passenger lifts and a 24 hour porter, and is superbly positioned moments from Bond Street, Marble Arch and the boutiques, galleries and fine dining of Mayfair, Marylebone and Soho.


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
41 sales
Terraced
Median
5 sales
Semi-Detached
No sales nearby
Detached
Median
1 sale

Most recent sales

Address Sold price Date Type
Flat 7, 68, 68 NORTH ROW, W1K 7DU £2,900,000 Dec 2025 Flat
Flat 1, 97 99, 97 99 PARK STREET, W1K 7HA £7,250,000 Aug 2025 Flat
7A GREEN STREET, W1K 6RE £2,200,000 Aug 2025 Flat
Flat 4, 19, 19 GREEN STREET, W1K 6RD £2,850,000 Apr 2025 Flat
Flat 3, 9, 9 GREEN STREET, W1K 6RF £6,100,000 Feb 2025 Flat
Flat 32, HEREFORD HOUSE, NORTH ROW, W1K 7DE £4,500,000 Dec 2024 Flat
Flat 9, NEW HEREFORD HOUSE, 117 129 PARK STREET, W1K 7JB £2,000,000 Nov 2024 Flat
Flat 306, 55, 55 BRYANSTON STREET, W1H 7BZ £7,800,000 Oct 2024 Flat
93 PARK STREET, W1K 7HS £19,000,000 May 2024 Terraced
Flat 15, AVENFIELD HOUSE, PARK LANE, W1K 7AF £1,300,000 May 2024 Flat
7 GREEN STREET, W1K 6RE £3,650,000 May 2024 Flat
Flat 6, AVENFIELD HOUSE, PARK LANE, W1K 7AF £3,500,000 Apr 2024 Flat
Flat 34, HEREFORD HOUSE, NORTH ROW, W1K 7DE £5,200,000 Apr 2024 Flat
Flat 3, 26, 26 GREEN STREET, W1K 7AY £3,950,000 Apr 2024 Flat
7A GREEN STREET, W1K 6RE £2,150,000 Feb 2024 Flat
Source: HM Land Registry · within 200 m · most recent first

Hereford House, 66 North Row, Mayfair, London, W1K

Asking price
£6,750,000
£479,000 below fair value
Our fair price estimate £7,229,000
Price per m² £22,727 / m²
Fair price = nearby sold prices per m² × UK HPI × 297 m² floor area (EPC-declared). Source: Land Registry, EPC & UK HPI.
Show on Google Maps Directions to preferred destination
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 297 m². Updated daily.

Premium

Unlock this with Premium