Planning application
34 Grosvenor Square London W1K 2HD
Still open. Anyone can comment while the consultation period runs, and comments go to the council rather than to us.
Proposal
Replacement of existing external terrace in a new configuration and repositioning of entrance and steps
As published by the council, reference 26/05600/FULL
Application record
- Reference
- 26/05600/FULL
- Category
- Full applications
- Status
- Pending
- Received
- 17 Aug 2026
- Validated
- 17 Aug 2026
- Postcode
- W1K 2HD
Site history
Applications at this address on the Westminster register
This site has had 3 applications since 2025: 1 approved, 0 refused.
-
26/03449/ADFULL Awaiting decision
34 Grosvenor Square London W1K 2HD
Details of new french doors pursuant to condition 4 of planning permission dated 17 March 2026 (RN: 25/08464/FULL)
-
25/08464/FULL Granted
34 Grosvenor Square London W1K 2HD
Replacement of existing ground floor windows, relocation of the entrance and installation of retractable canopies
Timeline
Dates from the published record
-
17 Aug 2026
Received by Westminster
-
22 Aug 2026
Added to PlanIndex
-
Decision
Awaiting decision
Decision expected by 12 October 2026, 8 weeks from validation under the statutory target for most applications. Extensions of time are common and are agreed case by case.
Westminster took a median of 61 days over the applications it decided in the last year.
What happens while it is decided
This application is with Westminster for determination, against a statutory target of eight weeks. Over the last year Westminster decided full applications in a median of 85 days. More in our guide to how long planning decisions take.
About full applications
A full application seeks permission for a complete, detailed proposal in one go, with siting, design, access and landscaping all fixed at this stage. More in our guide to planning application types.
Nearby applications
Within 500 metres
-
34 Grosvenor Square London W1K 2HD
87% historically approved · decision due ~21 Jul
Details of new french doors pursuant to condition 4 of planning permission dated 17 March 2026 (RN: 25/08464/FULL)
Awaiting decision Full applications Windows or glazing 4 docs -
Flat 11 46 Upper Grosvenor Street London W1K 2NW
87% historically approved · decision due ~14 May
Detailed drawings of existing and proposed windows with key details pursuant to condition 2 of planning permission dated 6th November 2025 (RN: 25/05340/FULL).
Awaiting decision Full applications Windows or glazing 5 docs -
Flat 11 46 Upper Grosvenor Street London W1K 2NW
87% historically approved · decision due ~28 Sep
Variation of Condition 2 of planning permission dated 06 November 2025 (RN: 25/05340/FULL) for: Replacement of existing windows namely; to allow replacement windows constructed in aluminium rather than the original mild steel of the Crittall casements.
Awaiting decision Full applications Windows or glazing -
Flat 11 46 Upper Grosvenor Street London W1K 2NW
Replacement of existing windows. (Flat 11, 46 Upper Grosvenor Street)
Granted Full applications Windows or glazing 37 docs -
34 Grosvenor Square London W1K 2HD
Replacement of existing ground floor windows, relocation of the entrance and installation of retractable canopies
Granted Full applications Windows or glazing 23 docs -
30 Grosvenor Square London W1K 6AN
87% historically approved · decision due ~20 Mar
Installation of permanent external planter boxes at ground floor level on the Upper Grosvenor Square elevation and associated works.
Awaiting decision Full applications 13 docs
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