21 Lees Place London W1K 6LR
Proposal
Details of new windows and external doors pursuant to condition 4 of planning permission dated 01 April 2026 (RN: 25/06937/FULL)
- Received
- 5 June 2026
- Decided
- 13 August 2026
- Council
- City of Westminster
Boundary © HM Land Registry, © Ordnance Survey · details
This information is subject to Crown copyright and database rights 2026 and is reproduced with the permission of HM Land Registry. The polygons (including the associated geometry, namely x, y co-ordinates) are subject to Crown copyright and database rights 2026 Ordnance Survey AC0000851063. Conditions of use.
- ReceivedSubmitted5 Jun
- ValidatedValidated
- Consult.Consultation
- TargetTarget Date
- DecidedDecided13 Aug
Decided in 69 days
This is a planning application for window replacement at 21 Lees Place London W1K 6LR. Westminster has handled 26,489 applications of this type and approves 88% of them, typically deciding them in 54 days. This one was decided in 69 days, 2 weeks longer than Westminster's median. The site is in the Mayfair conservation area, with 7 listed buildings nearby. There have been 3 other applications at this address. We hold 845 applications in total for the W1K postcode area.
Application Details
Applicant & Agent
Planning Application Dates
Planning Decision
Publicity
Appeal
Additional Information
Source: Westminster
Contains public sector information from the Planning London Datahub, licensed under the Open Government Licence v3.0.
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Associated applications
- 202619 Aug
Details of Code of Construction Practice pursuant to condition 6 of planning permission dated 7th April 2026…
ApprovedDischarge of conditions26/05671/ADFULL - 20264 Aug
Details of contaminated land assessment pursuant to condition 9 of planning permission dated 01 April 2026…
PendingApplicationRelated26/05248/ADFULL - 20265 Jun
Details of new windows and external doors pursuant to condition 4 of planning permission dated 01 April 2026…
This applicationApprovedApplication26/03678/ADFULL - 202526 Sep
Partial demolition; basement excavation; replacement ground floor frontage; creation of a rear lightwell…
ApprovedFull Planning Permission ApplicationPart of25/06937/FULL - 202524 Sep
Use of the third and fourth floor as offices (Class E). (LAND USE SWAP WITH 21 LEES PLACE (REF: 25/06937/FULL
ApprovedApplicationRelated25/06740/FULL
Planning history at this site
2 other applications at this property, newest first.
Planning constraints
Designations that overlap or adjoin the site outline.
- Conservation area: Mayfair
- Article 4 direction: Article 4 Basement Development Permitted Rights Removed
- Flood zone 1: Low probability (rivers and sea)
Also checked, none recorded (22)
flood storage areas, listed buildings, tree preservation orders, green belt, scheduled monuments, World Heritage Sites, World Heritage Site buffer zones, registered parks and gardens, registered battlefields, Heritage at Risk entries, nutrient neutrality catchments, national parks, National Landscapes, SSSIs, Special Areas of Conservation, Special Protection Areas, Ramsar sites, ancient woodland, national nature reserves, local nature reserves, heritage coasts and brownfield registers.
A guide only, from official open data; it is not a planning search. Flood zones cover rivers and sea, not surface water.
Data © Crown copyright and others · sources and licences
Contains public sector information from planning.data.gov.uk (MHCLG and local planning authorities), licensed under the Open Government Licence v3.0. © Crown copyright and database right 2026.
© Historic England 2026. Contains Ordnance Survey data © Crown copyright and database right 2026. The Historic England GIS Data contained in this material was obtained on 2026-10-09. The most publicly available up to date Historic England GIS Data can be obtained from HistoricEngland.org.uk.
© Natural England copyright. Contains Ordnance Survey data © Crown copyright and database right 2026.
© Environment Agency copyright and/or database right 2026. All rights reserved. Flood Map for Planning, Open Government Licence v3.0.
Contains Ordnance Survey data © Crown copyright and database right 2026.
Source: Office for National Statistics licensed under the Open Government Licence v.3.0. Contains OS data © Crown copyright and database right 2026.
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