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40 Carlyle Square, London, SW3 6HA

LB/26/04694Pending Decision

Proposal

Internal reconfiguration of existing basement accommodation to provide dedicated home gym, through reorganisation of existing cinema room and adjoining storage area. Works are confined entirely to basement and do not affect any original or historic fabric or listed features.

Received
11 September 2026
Target decision date
3 November 2026
Ward
Stanley
Approximate site (title boundary)
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.

  1. Received11 Sep
  2. Validated2 Oct
  3. Consult.2 Oct
  4. Target3 Nov
  5. Decided

This is a planning application at 40 Carlyle Square, London, SW3 6HA. Kensington has handled 16,719 applications of this type and approves 90% of them, typically deciding them in 56 days. It was submitted on 11 September 2026 and is still awaiting a decision. The site is in a conservation area, with 7 listed buildings nearby. There are no previous applications recorded at this address. We hold 1,475 applications in total for the SW3 postcode area.

Application Details

Reference
LB/26/04694
Address
40 Carlyle Square, London, SW3 6HA
Postcode
SW3 6HA
Local Authority
Kensington
Decision Status
Undecided
Current Status
In Consultation Period
Ward
Stanley

Applicant & Agent

Planning Application Dates

Date Received
8 September 2026
Target Decision Date
3 November 2026
Date Validated
2 October 2026
Date Submitted
11 September 2026
Consultation End
2 October 2026

Planning Decision

Case Officer
Libby Kirkby-Taylor

Publicity

Appeal

Additional Information

UPRN
217011582
Coordinates
51.486240, -0.172886
Enriching application data
2/3
Council recordsAppealsFlood risk

Source: Kensington

Contains public sector information from the Planning London Datahub, licensed under the Open Government Licence v3.0.

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Planning constraints

Designations that overlap or adjoin the site outline.

  • Conservation area: Chelsea Park/Carlyle
  • Listed building: Grade II: 40,41 and 42, Carlyle Square Sw3On or next to this site
  • Article 4 direction: Article 4 - No 100+1 more
  • Tree Preservation OrderCovers the site
  • 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 2026-10-09. 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.

Before the decision

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A listed building is on or next to this site.

Nearest first, within 25 miles of the site. Every firm is listed free.

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