Windsor House 50 Victoria Street London SW1H 0TL
Approved on 18 September 2026
Council decision: Application Permitted
Proposal
Comprehensive refurbishment of Windsor House and Christchurch House (excluding residential part), including re-cladding and amendment of facades, replacement of windows, new end-of-trip facilities, installation of roof-level plant and screening, and associated works, to provide office, retail, restaurant and indoor recreation accommodation (Class E) with amenity spaces, including a new roof-level pavilion to Christchurch House.
- Received
- 5 March 2026
- Public comments
- 1
- Council
- City of Westminster
- Ward
- St James's
- ReceivedReceived5 Mar
- ValidatedValidated31 Mar
- Consult.Consultation
- TargetTarget Date26 May
- DecidedDecided18 Sep
Decided in 171 days (council typically 49)
About this application
This is a full planning application for window replacement at Windsor House 50 Victoria Street London SW1H 0TL. Westminster has handled 4,484 applications of this type. This one was decided in 197 days, 21 weeks longer than Westminster's typical decision time. The site is in the Broadway and Christchurch Gardens conservation area, with 4 listed buildings nearby. There are no previous applications recorded at this address. In the past year there have been 478 applications across St James's. We hold 414 applications in total for the SW1H postcode area.
86% of full applications at City of Westminster were approved. Across all application types, the council typically decides in about 7 weeks (median).
Based on decided applications received in the last 3 years.See what's approved near your address
Application details
- Postcode
- SW1H 0TL
- Application type
- Full Planning Permission Application
- Scale / size
- Large
Planning application dates
- Date validated
- 31 March 2026
- Consultation expiry
- 20 May 2026
- Target decision date
- 26 May 2026
Applicant and agent
- Agent
- Newmark
- Agent address
- One Fitzroy 6 Mortimer Street London W1T 3JJ United Kingdom
Planning decision
- Statutory period
- 56 days
Publicity
- Last advertised
- 29 April 2026
- Advertisement expiry
- 20 May 2026
- Site notice start
- 17 April 2026
- Site notice end
- 8 May 2026
Additional information
- Planning Portal ID
- PP-14747083
- Documents
- 160
Site constraints
Designations that overlap or adjoin the site outline.
- Flood zone 3: High probability (rivers and sea)Part of the site
- Conservation area: Broadway And Christchurch Gardens
- Article 4 direction: Article 4 Basement Development Permitted Rights Removed+1 more
- Tree Preservation Order: Ref W161Protected tree on or next to this site · +3 more
Also checked, none recorded (20)
flood storage areas, 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 2026-11-03. 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.
Associated applications
- 202616 Oct
Amendments to planning permission dated 18th September 2026 (RN 26/01445/FULL
PendingNon-material amendmentAmendment26/07086/NMA - 20265 Mar
Comprehensive refurbishment of Windsor House and Christchurch House (excluding residential part), including…
This applicationApprovedFull26/01445/FULL
Source: Westminster
Contains public sector information from the Planning London Datahub, licensed under the Open Government Licence v3.0.
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Around this site
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For applicants and trades
Contractors near this project
Find contractors for renovations & refurbishments near this site- Avent Roofing ServicesVerifiedWestminsterRoofing0.8 mi
- Atlas South Technical Service LimitedVerifiedLondonProperty MaintenanceHandyman1.8 mi
- Nova Coat & PlasterVerifiedStreatham, LondonRenovations & RefurbishmentsPlastering4.1 mi
- Orient Construction Consultancy LimitedVerifiedLondon4.3 mi
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