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6 Grafton Street London W1S 4EQ

26/00092/LBCApproved

Approved on 14 April 2026

Council decision: Application Permitted

Site boundary (council red line)

Proposal

Creation of three new door openings within existing arched recesses and addition of arched headed pairs of french windows at front basement level; re-opening of an historic opening and addition of a service door adjacent to match an existing service door; conversion of an existing vault for additional toilet facilities. [Linked to 26/00588/FULL]

Received
8 January 2026
  1. Received8 Jan
  2. Validated8 Jan
  3. Consult.
  4. Target
  5. Decided14 Apr

Decided in 96 days

About this application

This is a planning application for window replacement at 6 Grafton Street London W1S 4EQ. Westminster has handled 27,108 applications of this type. This one was decided in 96 days, 7 weeks longer than Westminster's typical decision time. The site is in the Mayfair conservation area, with 14 listed buildings nearby. There has been 1 other application at this address. We hold 791 applications in total for the W1S postcode area.

Application details

Postcode
W1S 4EQ

Planning application dates

Date validated
8 January 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: 7 and 7a, Grafton Street W1On or next to this site · +1 more
  • Article 4 direction: Article 4 Basement Development Permitted Rights Removed+1 more
  • Brownfield land register: Development Site At 8-10 Grafton Street, 11-14 Grafton Street And 22-24 Bruton Lane Londo…Register 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
    2 Feb

    Creation of three new door openings within existing arched recesses and addition of arched headed pairs of…

    ApprovedFull Planning Permission ApplicationPart of26/00588/FULL
  2. 2026
    8 Jan

    Creation of three new door openings within existing arched recesses and addition of arched headed pairs of…

    This applicationApprovedListed building consent26/00092/LBC

Source: Westminster

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

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