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120 Harley Street London W1G 7JW

25/06392/LBCListed Building Consent ApplicationApproved
Listed building consent

Approved on 11 November 2025

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

Internal and external alterations in connection with the installation of plant, structural repairs to Juliet balcony and front entrance steps. (Linked to 25/06391/FULL)

Received
8 September 2025
Ward
Marylebone
Agent
Howard de Walden Estates ltd
  1. Received8 Sep
  2. Validated8 Sep
  3. Consult.
  4. Target3 Nov
  5. Decided11 Nov

Decided in 64 days (council typically 49)

About this application

This is a heritage application at 120 Harley Street London W1G 7JW. Westminster has handled 2,677 applications of this type. This one was decided in 64 days, 2 weeks longer than Westminster's typical decision time. The site is in the Harley Street conservation area, with 17 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 590 applications in total for the W1G postcode area.

93% of heritage 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 7JW
Application type
Listed Building Consent Application
Scale / size
Small

Planning application dates

Date validated
8 September 2025
Target decision date
3 November 2025

Applicant and agent

Agent
Howard de Walden Estates ltd
Agent address
23 Queen Anne Street London W1G 9DL

Planning decision

Statutory period
56 days

Additional information

Planning Portal ID
PP-14254964
Comments
0
Documents
53

Site constraints

Checking the site
2/3
Council recordsAppealsFlood risk

Designations that overlap or adjoin the site outline.

  • Conservation area: Harley Street+1 more
  • Listed building: Grade II: 120 and 122, Harley Street W1On this site
  • 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.

Associated applications

  1. 2025
    8 Sep

    Internal and external alterations in connection with the installation of plant, structural repairs to Juliet…

    ApprovedFull Planning Permission ApplicationPart of25/06391/FULL
  2. 2025
    8 Sep

    Internal and external alterations in connection with the installation of plant, structural repairs to Juliet…

    This applicationApprovedListed building consent25/06392/LBC

Source: Westminster

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

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