11 Cavendish Avenue London NW8 9JD
Approved on 4 March 2026
Council decision: Application PermittedDelegated (officer decision)
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.
Proposal
Detailed drawings of new stairs in the side extension pursuant to Condition 5 of Listed Building Consent dated 27 September 2024 (RN23/05488/LBC)
- Received
- 3 February 2026
- Decision level
- Delegated (officer decision)
- Council
- City of Westminster
- Ward
- Abbey Road
- Agent
- CAMM Architects
- ReceivedReceived3 Feb
- ValidatedValidated3 Feb
- Consult.Consultation
- TargetTarget Date31 Mar
- DecidedDecided4 Mar
Decided in 29 days (council typically 49)
About this application
This is an application to discharge conditions at 11 Cavendish Avenue London NW8 9JD. Westminster has handled 3,063 applications of this type. This one was decided in 29 days, 3 weeks quicker than Westminster's typical decision time. The site is in the St John's Wood conservation area, with 19 listed buildings nearby. There have been 9 other applications at this address. In the past year there have been 113 applications across Abbey Road. We hold 2,757 applications in total for the NW8 postcode area.
92% of conditions 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.Planning something similar? See what gets approved on your street
Application details
- Postcode
- NW8 9JD
- Application type
- Approval of Details (ADLBC)
- Scale / size
- Small
Planning application dates
- Date validated
- 3 February 2026
- Target decision date
- 31 March 2026
Applicant and agent
- Agent
- CAMM Architects
- Architect profile
- CAMM ARCHITECTS LIMITED
- Agent address
- Suite 2 15 Market Square Bishops Stortford CM23 3UT United Kingdom
Planning decision
- Statutory period
- 56 days
Site constraints
Designations that overlap or adjoin the site outline.
- Conservation area: St John's Wood
- Article 4 direction: Article 4 Basement Development Permitted Rights Removed
- Tree Preservation Order: Ref STM18Part of the site · +5 more
- Flood zone 1: Low probability (rivers and sea)
Also checked, none recorded (20)
flood storage areas, 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.
Planning history at this site
15 other applications at this property, newest first.
- 202628 Oct
Detailed drawings of new front boundary gates, new front entrance steps and railings, and new front lightwell…
PendingListed building consent26/07458/ADLBC - 202628 Oct
11 CA - Metalwork
PendingDischarge of conditions26/07364/ADFULL - 202623 Jul
Tree B Common Lime- Pare around damage to the bark. Remove splintered loose sapwood. Reduce affected stem to…
ApprovedApplication26/04938/TPO - 202617 Jun
Detailed drawings of a hard and soft landscaping scheme pursuant to condition 4 of planning permission dated…
ApprovedDischarge of conditions26/04006/ADFULL - 202517 Nov
Details of new doors and new windows pursuant to condition 3 and 4 of Listed building consent dated 27th…
ApprovedListed building consent25/08547/ADLBC - 202517 Nov
Details of new windows pursuant to condition 8 of planning application dated 27th September 2024 (RN…
ApprovedDischarge of conditions25/08404/ADFULL - 20255 Aug
NOT REQUIRED - WORKS ALREADY PERMITTED UNDER 25/02673/LBC
PendingListed building consent25/02482/LBC - 202516 Apr
Replace roof finishes to main roof, clean and make good all facades, lead installation to portico canopy…
ApprovedListed building consent25/02672/FULL - 202516 Apr
Replace roof finishes to main roof, clean and make good all facades, lead installation to portico canopy…
ApprovedListed building consent25/02673/LBC - 20246 Dec
6 horse chestnut - Crown clean. Reduce in height and spread to the most recent reduction points. 8 common…
PendingApplic. for works to trees in CA24/08531/TCA - 202429 Oct
Details of how you will protect the trees which you are keeping, as shown on drawing Tree Retention and Tree…
PendingDischarge of conditions24/07541/ADFULL - 202410 Oct
4 x Lime: Raise crowns over driveway and front boundary wall to approx. 5m.
ApprovedApplic. for wks to trees subject to TPO24/07096/TPO - 200521 Jun
Alterations to existing rear conservatory namely, dismantle existing conservatory glazing and install new…
ApprovedListed building consent05/04910/LBC - 20056 Apr
Demolition of existing timber conservatory and erection of new glass conservatory and alterations to front…
ApprovedApplication for full Planning Permission05/02671/FULL - 20056 Apr
Demolition of existing timber conservatory and erection of new glass conservatory and alterations to front…
RefusedListed building consent05/02672/LBC
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 NW8
New planning applications delivered to your inbox daily.
Around this site
Nearby applications
- 15 Cavendish Avenue London NW8 9JD08/03967/TCA · TreesApproved0.0 mi
- 7 Cavendish Avenue London NW8 9JD24/03160/TCA · TreesApproved0.0 mi
- 11 Cavendish Avenue London NW8 9JD26/04006/ADFULL · ConditionsApproved0.0 mi
- 3 Cavendish Avenue London NW8 9JD05/00813/FULL · FullRefused0.0 mi
- 19 Cavendish Avenue London NW8 9JD08/00227/TCA · TreesApproved0.0 mi
For applicants and trades
Contractors near this project
Find contractors for extensions near this site- Atlas South Technical Service LimitedVerifiedLondonProperty MaintenanceHandyman1.5 mi
- Avent Roofing ServicesVerifiedWestminsterRoofing2.1 mi
- Orient Construction Consultancy LimitedVerifiedLondon4.5 mi
- Nova Coat & PlasterVerifiedStreatham, LondonRenovations & RefurbishmentsPlastering6.7 mi
Planning something similar?
See what the council approved and refused on your street for the project you have in mind. Pick your home and get the evidence before you pay for drawings.