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Permitted19/06992/LBCSubmitted 7 years agoRear extension

24, 31 Grosvenor Square Westminster W1K 6AH

Variation of condition 1 of listed building consent dated 20 November 2019 (RN: 18/03517/LBC) which itself varied condition 1 of listed building consent dated 12 September 2017 (RN: 16/06463/LBC) for, 'Alterations to the existing building at 30 Grosvenor Square including retention and repair of the front and side facades, part demolition and replacement of the rear facade, rear extension of the second to fifth floors, removal of existing and introduction of a new sixth floor, introduction of a new set-back seventh floor, extension of the existing basement levels to include two additional basement levels (including one mezzanine level), replacement of all windows with double glazing, installation of roof plant and plant screen; internal reconfiguration and refurbishment works including extension of the diagrid and removal in part, replacement of internal ground and first floor columns and slab, part replacement of the second floor slab and replacement of third and fourth floor slabs and internal remodelling of front and side entrances; external works including removal of the glacis and balustrade, reconfiguration of front and side entrances and steps and addition of canopies over each entrance and relocation of Eagle sculpture to centre of the front elevation of new sixth floor (all in connection with the use of the building as a hotel use and associated facilities)'. NAMELY,to allow changes to rooftop plant enclosure, amendments to the western facade, amendments to the ground floor paving and canopies, temporary removal and safe storage of diagrid endcaps.

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Progress

Submitted
27 Sept 2019
— completed
Validated
27 Sept 2019
— completed
Consultation
—
— completed
Target date
22 Nov 2019
— completed
Decided
21 May 2020
— completed

Application details

Reference
19/06992/LBC
Local authority
Westminster
Postcode
W1K 6AH
Ward
WEB_02
Application type
All Other
Property type
Commercial

Key dates

Submitted
27 Sept 2019
Validated
27 Sept 2019
Target decision
22 Nov 2019
Decided
21 May 2020

Estimated project value

£41k–£75k

Typical UK cost for this job type, at inner London rates (2026). Estimated from the proposal description — planning applications do not state build cost. Source: MyJobQuote / Checkatrade 2026, ~20m² at £1,800-£3,000/m².

Recently sold nearby

New owners, recently moved in. First work on a house usually follows within months of completing. 8 recent sales are listed below.

Homes here go for about £4,687,500 — the median of the last 4 market sales in W1K (the wider postcode district), £3,950,000 to £6,400,000.

Contains HM Land Registry data © Crown copyright and database right 2026. This data is licensed under the Open Government Licence v3.0. Sales are matched by postcode, not by property, so a sale listed here may be a neighbouring address. England and Wales only.

Planning constraints

No designations recorded at this location. This is not a formal search — always confirm with the local authority before relying on it.

Designations from planning.data.gov.uk, Open Government Licence v3.0. Indicative only — not a formal local authority search.

Nearby applications