33A, Dean Street, W1D 4PP
Proposal
Internal alterations at all floor levels; replacement of all windows to front elevation and installation of secondary glazing to rear windows; waterproofing of pavement vaults to create habitable space; installation of plant in the within the front covered lightwell with ventilation at ground floor level; replacement of shopfront; alterations to the roof form including the installation of a new rooflight / AOV and single storey extension at rear third floor level. (Linked with 25/01947/FULL)
- Received
- 22 April 2025
- Decided
- 1 August 2025
- 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.
- ReceivedSubmitted22 Apr
- ValidatedValidated
- Consult.Consultation
- TargetTarget Date
- DecidedDecided1 Aug
Decided in 101 days (council typically 49)
This is a planning application for an extension at 33A, Dean Street, W1D 4PP. Westminster has handled 661 applications of this type and approves 88% of them, typically deciding them in 56 days. This one was decided in 101 days, 6 weeks longer than Westminster's median. The site is in the Soho conservation area, with 20 listed buildings nearby. There have been 2 other applications at this address. In the past year there have been 369 applications across WEW_22. We hold 414 applications in total for the W1D 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
- 202616 Jul
Details of samples (photos) of the facing materials you will use, including glazing, and elevations and roof…
PendingApplicationRelated26/04769/ADFULL - 202522 Apr
Replacement of all windows to front elevation and installation of secondary glazing to rear windows…
ApprovedListed building consentPart of25/01947/FULL - 202522 Apr
Internal alterations at all floor levels; replacement of all windows to front elevation and installation of…
This applicationApprovedListed building consent25/01948/LBC
Planning history at this site
4 other applications at this property, newest first.
- 202628 Sep
Registering address numbering for two commercial units and three residential units to 33A Dean Street…
PendingAll OtherSNN26/00083 - 202615 Sep
Installation of new concrete slab with drainage channels at basement level and new fire surround in B.01.
PendingListed building consent26/06305/LBC - 202621 Jul
Details of method statements to show how any historic floorboards would be carefully lifted up and reinstated…
ApprovedListed building consent26/04884/ADLBC - 202616 Jul
Detailed drawings (1:5 and 1:20) of the Floor build up at all levels, fireplaces, doors, details of the…
ApprovedApplication26/04781/ADLBC
Planning constraints
Designations that overlap or adjoin the site outline.
- Conservation area: Soho
- Article 4 direction: Article 4 Basement Development Permitted Rights Removed+1 more
- Flood zone 1: Low probability (rivers and sea)
Also checked, none recorded (21)
flood storage areas, 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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