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Flat 7, 32 Onslow Square, London, SW7 3NS

LB/23/05800Listed Building ConsentApproved

Approved on 7 November 2023

Council decision: Grant Planning Permission/Consent

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.

Proposal

Replacement of single glazed timber sash windows with double glazed replicas of existing units. Replacement of single glazed Crittal style windows with double glazed replicas of existing units. Structural works to strengthen floor and internal partitions. Internal alterations and refurbishment.

Received
1 September 2023
Ward
Courtfield
  1. Received1 Sep
  2. Validated12 Sep
  3. Consult.13 Oct
  4. Target7 Nov
  5. Decided7 Nov

Decided in 56 days (council typically 56)

About this application

This is a heritage application for window replacement at Flat 7, 32 Onslow Square, London, SW7 3NS. Kensington has handled 1,418 applications of this type. This one was decided in 67 days, 11 days longer than Kensington's typical decision time. The site is in a conservation area, with 6 listed buildings nearby. There has been 1 other application at this address. In the past year there have been 191 applications across Courtfield. We hold 1,522 applications in total for the SW7 postcode area.

93% of heritage applications at Royal Borough of Kensington and Chelsea were approved. Across all application types, the council typically decides in about 8 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
SW7 3NS
Application type
Listed Building Consent
Scale / size
Small
Parish
06
District
Thurloe and Smith's Charity

Planning application dates

Date validated
12 September 2023
Consultation expiry
13 October 2023
Consultation end
13 October 2023
Target decision date
7 November 2023

Applicant and agent

Applicant
ROAR Architects
Agent address
2nd floor Mezzanine 8-11 St. John's Lane London EC1M 4BF

Planning decision

Statutory period
56 days

Additional information

Documents
50

Site constraints

Checking the site
2/3
Council recordsAppealsFlood risk

Designations that overlap or adjoin the site outline.

  • Conservation area: Thurloe/Smith's Charity
  • Listed building: Grade II: 2-42, Onslow Square Sw7On this site · +1 more
  • Article 4 direction: Article 4 - No 100
  • 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 2026-11-03. 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.

Associated applications

  1. 2023
    1 Sep

    Replacement of single glazed timber sash windows with double glazed replicas of existing units. Replacement…

    This applicationApprovedHeritageLB/23/05800
  2. 2023
    1 Sep

    Replacement of single glazed timber sash windows with double glazed replicas of existing units. Replacement…

    ApprovedPlanning PermissionFiled alongsidePP/23/05799

Source: Kensington

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

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