Skip to content

34 Berkeley Square London W1J 5BF

26/02722/FULLApproved

Approved on 20 July 2026

Council decision: Application Permitted

Site boundary (council red line)

Proposal

Replacement of one external sash window and three external glazed access doors to the rear of the building, maintenance, cleaning, repair, and re-decorations to the front facade and porch area of the building (Linked to 26/01663/LBC)

Received
23 April 2026
  1. Received23 Apr
  2. Validated15 May
  3. Consult.
  4. Target
  5. Decided20 Jul

Decided in 66 days

About this application

This is a planning application for a porch at 34 Berkeley Square London W1J 5BF. Westminster has handled 27,078 applications of this type. This one was decided in 66 days, 2 weeks longer than Westminster's typical decision time. The site is in the Mayfair conservation area, with 12 listed buildings nearby. There have been 3 other applications at this address. We hold 935 applications in total for the W1J postcode area.

Application details

Postcode
W1J 5BF

Planning application dates

Date validated
15 May 2026

Site constraints

Checking the site
2/3
Council recordsAppealsFlood risk

Designations that overlap or adjoin the site outline.

  • Conservation area: Mayfair
  • Listed building: Grade II: 130, MOUNT STREET (See details for further address information)On or next to this site · +1 more
  • Article 4 direction: Article 4 Basement Development Permitted Rights Removed+1 more
  • Brownfield land register: 21 - 23 Farm Street London W1J 5RGRegister site at or near this address
  • Flood zone 1: Low probability (rivers and sea)
Also checked, none recorded (20)

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 and heritage coasts.

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. 2026
    15 May

    Replacement of two defunct fire escape exits on the third and fourth floor rear of the building with heritage…

    ApprovedListed building consentPart of26/01663/LBC
  2. 2026
    15 May

    Replacement of one external sash window and three external glazed access doors to the rear of the building…

    This applicationApprovedApplication26/02722/FULL
  3. 2026
    13 May

    To create openings in, and remove walls on the fourth floor.

    ApprovedListed building consentFiled alongside26/03168/LBC

Source: Westminster

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

Track this application

Get email alerts when there is a planning decision or status change.

Get email alerts near W1J

New planning applications delivered to your inbox daily.

Around this site

Discuss this application on r/PlanningPermissionUK

For applicants and trades

What's been approved on your street?

See what the council approved and refused near this address for the project you have in mind, and the rules that apply here.

Get The Signal Report