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4 Stratford Place London W1C 1AT

26/00089/FULLApproved

Approved on 30 April 2026

Site boundary (council red line)

Proposal

Refurbishment of 14 timber sash windows, including the replacement of single glazing panes with slim double glazing panes to the front elevation; replacement of 12 timber sash windows with a 'like-for-like' design, including the replacement of single glazing panes with slim double glazing panes to the rear elevation (includes 1a Marylebone Lane). (Linked to 26/00090/LBC)

Submitted
8 January 2026
  1. Received8 Jan
  2. Validated
  3. Consult.
  4. Target
  5. Decided30 Apr

Decided in 112 days

About this application

This is a planning application for window replacement at 4 Stratford Place London W1C 1AT. Westminster has handled 27,078 applications of this type. This one was decided in 112 days, 9 weeks longer than Westminster's typical decision time. The site is in the Stratford Place conservation area, with 10 listed buildings nearby. There have been 3 other applications at this address. We hold 204 applications in total for the W1C postcode area.

Application details

Postcode
W1C 1AT

Site constraints

Checking the site
2/3
Council recordsAppealsFlood risk

Designations that overlap or adjoin the site outline.

  • Conservation area: Stratford Place
  • Listed building: Grade II: 2-7, Stratford Place 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. 2026
    8 Jan

    Refurbishment of 14 timber sash windows, including the replacement of single glazing panes with slim double…

    This applicationApprovedApplication26/00089/FULL
  2. 2026
    8 Jan

    Refurbishment of 14 timber sash windows, including the replacement of single glazing panes with slim double…

    ApprovedListed building consentPart of26/00090/LBC

Source: Westminster

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

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