23 Dorset Street London W1U 6QY
Proposal
Use of the premises as a single family dwelling (Class C3) and internal alterations at basement to third floor level.
- Received
- 19 October 2007
- Decided
- 7 January 2008 · Application Permitted
- Decision level
- Delegated (officer decision)
- Council
- City of Westminster
- Ward
- Marylebone High Street
- ReceivedSubmitted19 Oct
- ValidatedValidated13 Nov
- Consult.Consultation
- TargetTarget Date7 Jan
- DecidedDecided7 Jan
Decided in 55 days (council typically 49)
This is a full planning application at 23 Dorset Street London W1U 6QY. Westminster has handled 4,496 applications of this type and approves 85% of them, typically deciding them in 74 days. This one was decided in 80 days, 6 days longer than Westminster's median. The site is in the Portman Estate conservation area, with 12 listed buildings nearby. There have been 4 other applications at this address. We hold 1,036 applications in total for the W1U postcode area.
Application Details
Applicant & Agent
Planning Application Dates
Planning Decision
Publicity
Appeal
Additional Information
Source: Westminster
Contains public sector information from the Planning London Datahub, licensed under the Open Government Licence v3.0.
Track this application
Get email alerts when there is a planning decision or status change.
Get email alerts near W1U
New planning applications delivered to your inbox weekly.
Associated applications
- 200719 Oct
Use of the premises as a single family dwelling (Class C3) and internal alterations at basement to third…
This applicationApprovedFull07/09127/FULL - 200719 Oct
Internal alterations at basement, ground, first, second and third floor level in connection with the use of…
ApprovedListed building consentFiled alongside07/09128/LBC
Planning history at this site
3 other applications at this property, newest first.
- 201017 Mar
Details of refuse storage pursuant to Condition 1 of planning permission dated 7 January 2008 (RN:07/9127
ApprovedDischarge of conditions10/02329/ADFULL - 201011 Mar
Approval of details pursuant to Condition 2 of listed building consent dated 7 January 2008 (RN:07/9128
ApprovedDischarge of conditions10/02330/ADLBC - 200721 Dec
Display for a temporary period of six months of a non-illuminated 'to let' board attached to the railings in…
ApprovedAdvertisement consent08/00128/AD7
Planning constraints
Designations that overlap or adjoin the site outline.
- Conservation area: Portman Estate
- 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 2026-10-09. 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.
What's been approved on your street?
See what the council approved and refused near this address for the project you have in mind, and the rules that apply here.