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1 New Quebec Street London W1H 7DD

25/07016/LBCListed Building Consent ApplicationApproved
Listed building consent

Approved on 13 October 2025

Site boundary (council red line)

Proposal

Installation of secondary glazing, installation of kitchenette to ground floor, waterproofing works to underpavement vault.

Received
30 September 2025
Ward
Marylebone
  1. Received30 Sep
  2. Validated30 Sep
  3. Consult.
  4. Target25 Nov
  5. Decided13 Oct

Decided in 13 days (council typically 49)

About this application

This is a heritage application for window replacement at 1 New Quebec Street London W1H 7DD. Westminster has handled 2,677 applications of this type. This one was decided in 13 days, 5 weeks quicker than Westminster's typical decision time. The site is in the Portman Estate conservation area, with 13 listed buildings nearby. There are no previous applications recorded at this address. In the past year there have been 171 applications across Marylebone. We hold 896 applications in total for the W1H postcode area.

93% of heritage 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
W1H 7DD
Application type
Listed Building Consent Application
Scale / size
Small

Planning application dates

Date validated
30 September 2025
Target decision date
25 November 2025

Applicant and agent

Agent address
6 New Bridge Street LONDON EC4V 6AB

Planning decision

Statutory period
56 days

Additional information

Planning Portal ID
PP-14368340
Comments
0
Documents
25

Site constraints

Checking the site
2/3
Council recordsAppealsFlood risk

Designations that overlap or adjoin the site outline.

  • Conservation area: Portman Estate
  • Listed building: Grade II: 1, New Quebec Street W1On or next to this site · +3 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.

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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