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48 Harley Street London W1G 9PU

24/05273/FULLFull Planning Permission ApplicationAwaiting decision
Full
Approximate site (title boundary)
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

Refurbishment and minor internal reconfiguration works to whole building including removal of non-original partitions and formation of new partitions to form new WC and tea points, reinstated doorway, structural strengthening to floors, insulation and fireproofing to floors, new services including lowered ceilings, works to fireproof doors, refurbishment of windows and replace non original windows, secondary glazing, works to roof, new external railings and replacement of doors to vaults, damp proof vaults and lower ground floor, air Source Heat Pumps to roof and installation of Fan Coil Units internally. (Linked with 24/05274/LBC)

Received
2 August 2024
Decision due
27 September 2024
Ward
Marylebone
  1. Received2 Aug
  2. Validated2 Aug
  3. Consult.
  4. Target27 Sep
  5. Decided

Have your say

Comment on the council's siteDocuments (13)

About this application

This is a full planning application for window replacement at 48 Harley Street London W1G 9PU. Westminster has handled 4,484 applications of this type. It has been with the council since 2 August 2024 and is still awaiting a decision. The site is in the Harley Street conservation area, with 20 listed buildings nearby. There have been 4 other applications at this address. In the past year there have been 171 applications across Marylebone. We hold 590 applications in total for the W1G 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
W1G 9PU
Application type
Full Planning Permission Application
Scale / size
Small

Planning application dates

Date validated
2 August 2024

Applicant and agent

Agent
Howard De Walden Estate
Agent address
23 Queen Anne Street London W1G 9DL

Planning decision

Statutory period
56 days

Additional information

Planning Portal ID
PP-13267305
Comments
0
Documents
13

Site constraints

Checking the site
2/3
Council recordsAppealsFlood risk

Designations that overlap or adjoin the site outline.

  • Conservation area: Harley Street
  • Listed building: Grade II: 15, Mansfield Street W1On this site · +11 more
  • 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 2026-11-03. 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.

Source: Westminster

Contains public sector information from the Planning London Datahub, licensed under the Open Government Licence v3.0.

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Before the decision

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