Flat 4 43 Harrowby Street London W1H 5HX
Approved on 19 November 2025
Council decision: Application PermittedDelegated (officer decision)
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.
Proposal
Installation of replacement existing third floor 'Velux' windows with casement doors including upgrade of roof coverings to roof terrace; and other associated works.
- Received
- 16 July 2025
- Decision level
- Delegated (officer decision)
- Public comments
- 1
- Council
- City of Westminster
- Ward
- Marylebone
- ReceivedReceived16 Jul
- ValidatedValidated31 Jul
- Consult.Consultation
- TargetTarget Date25 Sep
- DecidedDecided19 Nov
Decided in 111 days (council typically 49)
About this application
This is a full planning application for window replacement at Flat 4 43 Harrowby Street London W1H 5HX. Westminster has handled 4,484 applications of this type. This one was decided in 126 days, 11 weeks longer than Westminster's typical decision time. The site is in the Molyneux Street conservation area, with 7 listed buildings nearby. There has been 1 other application at this address. In the past year there have been 171 applications across Marylebone. We hold 896 applications in total for the W1H 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.Planning something similar? See what gets approved on your street
Application details
- Postcode
- W1H 5HX
- Application type
- Full Planning Permission Application
- Scale / size
- Small
Planning application dates
- Date validated
- 31 July 2025
- Consultation expiry
- 8 September 2025
- Target decision date
- 25 September 2025
Applicant and agent
- Agent
- Lewis Patten
- Agent address
- Hillyfield, Dykes Chase Maldon CM9 6HP United Kingdom
Planning decision
- Statutory period
- 56 days
Publicity
- Site notice start
- 18 August 2025
- Site notice end
- 8 September 2025
Additional information
- Planning Portal ID
- PP-14182614
- Documents
- 30
Site constraints
Designations that overlap or adjoin the site outline.
- Conservation area: Molyneux Street
- Article 4 direction: Article 4 Basement Development Permitted Rights Removed
- 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 2026-11-03. 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
- 202516 Jul
Installation of replacement existing third floor 'Velux' windows with casement doors including upgrade of…
This applicationApprovedFull25/04927/FULL - 202516 Jul
Installation of replacement existing third floor 'Velux' windows with casement doors including upgrade of…
ApprovedListed building consentFiled alongside25/04928/LBC
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
Nearby applications
- Flat 4 43 Harrowby Street London W1H 5HX25/04928/LBC · HeritageApproved0.0 mi
- 27 Shouldham Street London W1H 5FL10/01009/LBC · HeritageApproved0.0 mi
- 27 Shouldham Street London W1H 5FL10/01008/ADLBC · ConditionsApproved0.0 mi
- 20 Shouldham Street London W1H 5FL07/07303/TCA · TreesApproved0.0 mi
- 15 - 16 Shouldham Street London W1H 5FL05/03501/LBC · HeritageRefused0.0 mi
For applicants and trades
Contractors near this project
Find contractors for roofing near this site- Atlas South Technical Service LimitedVerifiedLondonProperty MaintenanceHandyman1.1 mi
- Avent Roofing ServicesVerifiedWestminsterRoofing1.2 mi
- Orient Construction Consultancy LimitedVerifiedLondon4.4 mi
- Nova Coat & PlasterVerifiedStreatham, LondonRenovations & RefurbishmentsPlastering5.7 mi
Planning something similar?
See what the council approved and refused for window and door replacements on your street. Pick your home and get the evidence before you pay for drawings.