38 Grosvenor Square London W1K 2HW Data via plota.co.uk

26/04399/FULL - Full Planning Permission Application Pending

Proposal

Refurbishment and redevelopment of the site to provide a hotel (Use Class C1) with associated ancillary facilities, including the demolition of the existing rear wing and the erection of a new rear wing extension with roof pavilion, construction of a basement, and associated servicing, cycle parking, and landscaping works. (Linked with 26/04400/LBC) Data via plota.co.uk

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View original council record ↗

Application progress

✓

Received

2 Jul 2026

Decision

Awaiting decision

This application is under consideration - no decision has been issued yet.

Documents 109

Statements & assessments 28

Plans & drawings 59

Application forms 1

PDF APPLICATIONFORMREDACTED Application Form · 2 Jul 2026 View ↗

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Important details

Council: Westminster
Application type: Full Planning Permission Application
Postcode: W1K 2HW
Received: 2 Jul 2026
Validated: 2 Jul 2026
Ward: West End
Case officer: Track to view
Target decision: 27 Aug 2026
Agent: Harriet Young

Consultation & key dates

Env. assessment: No

Historical activity at this location

28 previous applications on record - archival context, not part of the live application.

This property

Previous applications at this address

2022 Approved

Display of 2 externally non illuminated railings sign measuring 0.7m x 1.2m for a tempora…

22/06402/ADV 29 Sep 2022

2018 Approved

Installation of secondary glazing to all single glazed windows at all floor levels.

18/09187/LBC 10 Dec 2018

2018 Approved

Internal alterations including non structural strip-out to all floors and including 38a a…

18/04148/LBC 18 Jul 2018

Within ~100m

Nearby activity

2025 Approved

Flat 11 46 Upper Grosvenor Street London W1K 2NW

Replacement of existing windows. (Flat 11, 46 Upper Grosvenor Street)

25/05340/FULL 6 Nov 2025

2025

First Floor To Fourth Floor Maisonette 35 South Audley Street London W1K 2PJ

Installation of decorative plaster ceiling at first floor level.

25/08048/LBC 5 Nov 2025

2025

Basement 35 South Audley Street London W1K 2PJ

Installation of an external condenser on lower ground floor lighwell wall and associated…

25/07713/LBC 24 Oct 2025

2025

Basement 35 South Audley Street London W1K 2PJ

Installation of an external condenser on lower ground floor lighwell wall. (Linked with 2…

25/07712/FULL 24 Oct 2025

2025 Approved

36 South Audley Street London W1K 2PL

Display of a new externally illuminated fascia sign and non- illuminated hanging sign and…

25/06127/LBC 30 Sep 2025

2025 Approved

36 South Audley Street London W1K 2PL

Display of externally illuminated fascia sign measuring 4.49m x 0.44m. (Linked with 25/06…

25/06126/ADV 29 Sep 2025

2025

Flat 11 45 - 47 Grosvenor Square London W1K 2HS

Installation of one air conditioning unit located in existing lightwell 2, within suitabl…

25/06762/FULL 19 Sep 2025

2025

Communications Station 39 - 44 Grosvenor Square London W1K 2HP

Removal of the existing 3no. antennas and installation of replacement 3no. antennas two o…

25/06638/TELCOM 17 Sep 2025

2025 Approved

Basement And Ground Floor 24 - 25 Mount Street London W1K 2RR

Installation of non-illuminated window stickers to shopfront windows measuring 3.50m x 4…

25/01763/LBC 20 May 2025

2025

39 - 44 Grosvenor Square London W1K 2HP

Display of a non-illuminated fascia sign, a wall sign and a height restriction sign measu…

25/03311/ADV 15 May 2025

2025 Approved

Basement And Ground Floor 24 - 25 Mount Street London W1K 2RR

Display of non-illuminated window stickers to shopfront windows measuring 3.50m x 4.90m a…

25/01777/ADV 23 Apr 2025

2024

Basement And Ground Floor 24 - 25 Mount Street London W1K 2RR

Display of two externally illuminated signs each measuring 1.20m x 0.13m, externally illu…

24/08456/ADV 4 Dec 2024

2024

Basement And Ground Floor 24 - 25 Mount Street London W1K 2RR

Replacement external lighting, replacement of one air conditioning unit in an existing pl…

24/08455/FULL 4 Dec 2024

2024

Basement And Ground Floor 24 - 25 Mount Street London W1K 2RR

Display of non illuminated temporary window stickers measuring 3.5m x 4.9, 3.5m x 4m. Lin…

24/08308/ADV 28 Nov 2024

2024

Basement And Ground Floor 24 - 25 Mount Street London W1K 2RR

Internal alterations including the removal of modern ceilings and replacement on like for…

24/08300/LBC 27 Nov 2024

2024

Basement And Ground Floor 24 - 25 Mount Street London W1K 2RR

Display of temporary window stickers to shopfront windows for a period of 6 months. (Link…

24/08299/LBC 27 Nov 2024

2024

44 South Audley Street London W1K 2PX

Display of one internally illuminated fascia sign measuring 0.6m x 6.2m, one internally i…

24/08290/ADV 27 Nov 2024

2024

Basement And Ground Floor Maisonette 45 - 47 Grosvenor Square London W1K 2HS

Installation of replacement condenser and housing to rear courtyard.

24/07982/FULL 15 Nov 2024

2024

Basement And Ground Floor 49 South Audley Street London W1K 2QD

Installation of 2 small external terrace heaters to shopfront.

24/06569/FULL 20 Sep 2024

2024

35 - 37 Grosvenor Square London W1K 2HN

Installation of new plant equipment and enclosure at seventh-floor roof level of 35-37 Gr…

24/05532/FULL 12 Aug 2024

2021 Approved

First Floor 28 Mount Street London W1K 2RU

Redecoration works including new floor coverings, installation of small drinks vending ar…

21/06953/LBC 20 Oct 2021

2021 Approved

14 Mount Street London W1K 2RF

Internal and external alterations to 14-16 Mount Street, including replacement of existin…

21/05145/LBC 20 Sep 2021

2021 Approved

14 Mount Street London W1K 2RF

Internal and external alterations to 14-16 Mount Street, including replacement of existin…

21/05144/FULL 20 Sep 2021

2021 Approved

Basement Flat 23 Mount Street London W1K 2RP

Internal refurbishment and minor external changes to replace the existing windows and doo…

21/04558/LBC 24 Aug 2021

2021 Approved

Basement Flat 23 Mount Street London W1K 2RP

Internal refurbishment and minor external changes to replace the existing windows and doo…

21/04557/FULL 24 Aug 2021

Westminster

Planning Authority Score

3.7/10

Below average

#209 of 292 councils

Relevant to this application:

Householder decisions

Westminster is slower than most councils at deciding householder applications, ranking #227 out of 292. Only 27% of applications have the time limit extended, well below the 40% national average - the council usually decides on time. Westminster is also one of the strictest councils - it refuses more householder applications than almost any other, with only 79% approved vs 90% nationally.

One of the strictest councils

only 79% approved vs 90% nationally

These figures are council-wide context, not a prediction for this application. View full council performance

Westminster decision performance

Based on MHCLG data, 2025

86%

Overall approval rate

Below avg (87%) #200 of 292

79%

Householder approved

Below avg (90%) #279 of 292

53%

Decided in 8 weeks

Below avg (64%) #227 of 292

27%

Extended time limit

Below avg (40%) #43 of 292

86%

Minor dwellings approved

14 decided (1-9 homes)

67%

Major dwellings approved

3 decided (10+ homes)

86%

Change of use approved

140 decided

4,828

Total decisions

669 refused in 2025

38 Grosvenor Square London W1K 2HW Data via plota.co.uk

Proposal

Application progress

Documents 109

Statements & assessments 28

Plans & drawings 59

Application forms 1

Other documents 21

Other new applications on this street

Nearby new applications

Important details

Consultation & key dates

Previous applications at this address

Nearby activity