First Floor 46 Balcombe Street London NW1 6ND
Proposal
First floor rear extension and raising existing chimney.
- Received
- 2 March 2010
- Decided
- 28 April 2010 · Application Withdrawn
- Council
- City of Westminster
- Ward
- Bryanston And Dorset Square
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.
- ReceivedSubmitted2 Mar
- ValidatedValidated26 Mar
- Consult.Consultation
- TargetTarget Date21 May
- DecidedDecided28 Apr
Decided in 33 days (council typically 49)
This is a heritage application for a rear extension at First Floor 46 Balcombe Street London NW1 6ND. Westminster has handled 2,686 applications of this type and approves 91% of them, typically deciding them in 65 days. This one was decided in 57 days, 8 days quicker than Westminster's median. The site is in the Dorset Square conservation area, with 12 listed buildings nearby. There has been 1 other application at this address. We hold 3,114 applications in total for the NW1 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.
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Associated applications
- 20102 Mar
First floor rear extension and raising existing chimney to enlarge the existing self-contained one bedroom…
WithdrawnApplication for full Planning PermissionFiled alongside10/01640/FULL - 20102 Mar
First floor rear extension and raising existing chimney.
This applicationWithdrawnListed building consent10/01641/LBC
Planning constraints
Designations that overlap or adjoin the site outline.
- Conservation area: Dorset Square
- 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.
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