82, Margaret Street, W1W 8LH

25/02820/FULLFull planning permissionPermitted

Full

Proposal

Alterations including opening of laundry building within the central courtyard at ground floor level; excavation to lower sections of the existing lower ground floor accommodation; erection of an infill extension at lower ground floor level with courtyard above; erection of dummy mansard to the rear of All Saints House to screen new plant; all in connection with the use of part lower ground, part ground and part ground upper floors as 29 units for short to medium stay temporary visitor accommodation (sui generis); use of part lower ground, part ground and part first floor as an event space (Sui Generis); use of part ground floor as lounge/co-working space (Class E); and provision of plant ancillary to the building at basement level.

Received: 6 May 2025
Decided: 10 November 2025
Council: City of Westminster

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.

ReceivedSubmitted6 May
ValidatedValidated
Consult.Consultation
TargetTarget Date
DecidedDecided10 Nov

Decided in 188 days (council typically 49)

7 weeks typical decision time in Westminster84% of full planning permission applications approved

This is a planning application for an extension at 82, Margaret Street, W1W 8LH. Westminster has handled 754 applications of this type and approves 84% of them, typically deciding them in 55 days. This one was decided in 188 days, 19 weeks longer than Westminster's median. The site is in the East Marylebone conservation area, with 9 listed buildings nearby. There has been 1 other application at this address. In the past year there have been 369 applications across WEW_22. We hold 241 applications in total for the W1W postcode area.

Application Details

Reference

25/02820/FULL

Address

82, Margaret Street, W1W 8LH

Postcode

W1W 8LH

Local Authority

Westminster

Application Type

Full planning permission

Decision Status

Permitted

Applicant & Agent

Planning Application Dates

Date Decided

10 November 2025

Date Submitted

6 May 2025

Planning Decision

Publicity

Appeal

Additional Information

Coordinates

51.516903, -0.138548

Enriching application data

2/3

Council recordsAppealsFlood risk

Source: Westminster

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

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Associated applications

Planning history at this site

3 other applications at this property, newest first.

Planning constraints

Designations that overlap or adjoin the site outline.

Conservation area: East Marylebone
Listed building: Grade II: Convent Chapel to Rear of Numbers 82 and 83 (All Saints House)On this site · +2 more
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.

© 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 2026-10-09. The most publicly available up to date Historic England GIS Data can be obtained from HistoricEngland.org.uk.

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