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11 Chesterfield Street London W1J 5JN

26/03679/ADFULLApproval of Details (Full PP)Approved
Discharge / amendments

Approved on 2 July 2026

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

Details of amended plans and elevations to show the new extension at rear ground floor level more closely integrated with the architectural character and design of the building pursuant to condition 7 of planning permission dated 01 June 2026 (RN: 25/09329/FULL) [Linked to 26/03731/ADLBC]

Received
5 June 2026
Ward
West End
Agent
Holloway and Holloway Architects
  1. Received5 Jun
  2. Validated5 Jun
  3. Consult.
  4. Target31 Jul
  5. Decided2 Jul

Decided in 27 days (council typically 49)

About this application

This is an application to discharge conditions at 11 Chesterfield Street London W1J 5JN. Westminster has handled 3,063 applications of this type. This one was decided in 27 days, 3 weeks quicker than Westminster's typical decision time. The site is in the Mayfair conservation area, with 20 listed buildings nearby. There have been 3 other applications at this address. In the past year there have been 484 applications across West End. We hold 940 applications in total for the W1J postcode area.

92% of conditions 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
W1J 5JN
Application type
Approval of Details (Full PP)
Scale / size
Small

Planning application dates

Date validated
5 June 2026
Target decision date
31 July 2026

Applicant and agent

Agent
Holloway and Holloway Architects
Architect profile
HOLLOWAY AND HOLLOWAY ARCHITECTS LTD
Agent address
Donnington House College Avenue Maidenhead Berkshire SL6 6AP United Kingdom

Planning decision

Statutory period
56 days

Additional information

Planning Portal ID
PP-14987693
Comments
0
Documents
8

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: 11, Chesterfield Street W1On this site · +3 more
  • 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.

Source: Westminster

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

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