2, Chesterfield Street, W1J 5JF

25/03386/LBCFull planning & listed building consentApproved

Full

Approved on 29 June 2026

15 conditions

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

Creation of new sheer extension to fourth floor level by raising the existing historic M roof structure in its entirety above fourth floor level, internal and external alterations including replacement of front access ladder with cast-iron stair and relocation of gate in front railings, removal of external rear stair to lightwell and extension of rear terrace railings.

Submitted: 19 May 2025
Council: City of Westminster

ReceivedSubmitted19 May
ValidatedValidated
Consult.Consultation
TargetTarget Date
DecidedDecided29 Jun

Decided in 406 days (council typically 49)

About this application

This is a planning application for an extension at 2, Chesterfield Street, W1J 5JF. Westminster has handled 666 applications of this type. This one was decided in 406 days, 51 weeks longer than Westminster's typical decision time. The site is in the Mayfair conservation area, with 20 listed buildings nearby. There have been 6 other applications at this address. In the past year there have been 465 applications across WEW_22. We hold 935 applications in total for the W1J postcode area.

89% of full planning & listed building consent 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 5JF
Application type: Full planning & listed building consent

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: 2, Chesterfield Street W1On this site · +6 more
Article 4 direction: Article 4 Basement Development Permitted Rights Removed
Tree Preservation Order: Ref W88Protected tree on or next to this site · +2 more
Flood zone 1: Low probability (rivers and sea)

Also checked, none recorded (20)

flood storage areas, 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.

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

2026
17 Sep
Details of Conservation Method Statement, photograph of a sample of the Yorkstone, sample panel of glazing…
ApprovedListed building consentRelated26/06362/ADLBC
2025
19 May
Creation of separate lower ground floor level flat;creation of new sheer extension to fourth floor level by…
ApprovedListed building consentFiled alongside25/03385/FULL
2025
19 May
Creation of new sheer extension to fourth floor level by raising the existing historic M roof structure in…
This applicationApprovedListed building consent25/03386/LBC

Planning history at this site

10 other applications at this property, newest first.

Source: Westminster

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

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