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9 Mount Row London W1K 3RG

26/03884/FULLFullRefused

Refused

Site boundary (council red line)

Proposal

Installation of external feature lighting additions to front facade of terraced dwellinghouse; and other associated works.

Received
12 June 2026
  1. Received12 Jun
  2. Validated14 Jul
  3. Consult.
  4. Target
  5. Decided

About this application

This is a full planning application for a new dwelling at 9 Mount Row London W1K 3RG. Westminster has handled 4,484 applications of this type. It has been with the council since 14 July 2026 and is still awaiting a decision. The site is in the Mayfair conservation area, with 18 listed buildings nearby. There have been 4 other applications at this address. In the past year there have been 484 applications across West End. We hold 886 applications in total for the W1K postcode area.

86% of full 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
W1K 3RG
Application type
Full
Scale / size
Small

Planning application dates

Date validated
14 July 2026

Applicant and agent

Architect profile
BRAHMA LONDON LTD

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: 2-8, Carlos Place W1On or next to this site
  • Article 4 direction: Article 4 Basement Development Permitted Rights Removed
  • 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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