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Basement And Ground Floor Ashley House 12 Great Portland Street London W1W 8QN

24/05110/FULLFull Planning Permission ApplicationAwaiting decision
Full
Approximate location: the centre of the postcode, not the exact property.

Proposal

Use of ground and lower ground floor levels from Sui Generis (specifically Show Room use) to Class E.

Received
26 July 2024
Decision due
20 September 2024
Ward
West End
Agent
Montagu Evans LLP
  1. Received26 Jul
  2. Validated26 Jul
  3. Consult.
  4. Target20 Sep
  5. Decided

Have your say

Comment on the council's siteDocuments (5)

About this application

This is a full planning application at Basement And Ground Floor Ashley House 12 Great Portland Street London W1W 8QN. Westminster has handled 4,484 applications of this type. It has been with the council since 26 July 2024 and is still awaiting a decision. The site is in the East Marylebone conservation area, with 2 listed buildings nearby. There are no previous applications recorded at this address. In the past year there have been 484 applications across West End. We hold 251 applications in total for the W1W 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
W1W 8QN
Application type
Full Planning Permission Application
Scale / size
Small

Planning application dates

Date validated
26 July 2024

Applicant and agent

Agent
Montagu Evans LLP
Agent address
70 St Mary Axe London EC3A 8BE

Planning decision

Statutory period
56 days

Additional information

Planning Portal ID
PP-13156344
Comments
0
Documents
5

Site constraints

Checking the site
2/3
Council recordsAppealsFlood risk

Designations at the address point. Ones next to the site may also apply.

  • Conservation area: East Marylebone
  • Article 4 direction: Article 4 Basement Development Permitted Rights Removed+1 more
  • Flood zone 1: Low probability (rivers and sea)
Also checked, none recorded (22)

flood storage areas, listed buildings, 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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