19 Mallord Street, London, SW3 6AP

CON/26/00707Discharge of ConditionsApproved

Discharge / amendments

Approved on 17 April 2026

Council decision: Discharge of Conditions - Grant

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

Details required by condition 3d (submission of details - d) Lighting Schedule) of planning permission 20/04812 (Change of use of basement, ground and three upper storeys from former telephone ex-change (Sui Generis) to new health and fitness club; creation of small single storey rear extension at basement level; excavation for a swimming pool at basement level; alterations to entrances and external paving; and other works and improvements to building

Received: 15 January 2026
Council: Royal Borough of Kensington and Chelsea
Ward: Stanley

ReceivedReceived15 Jan
ValidatedValidated
Consult.Consultation1 May
TargetTarget Date12 Mar
DecidedDecided17 Apr

Decided in 92 days (council typically 56)

About this application

This is an application to discharge conditions at 19 Mallord Street, London, SW3 6AP. Kensington has handled 1,574 applications of this type. This one was decided in 92 days, 5 weeks longer than Kensington's typical decision time. The site is in a conservation area, with 6 listed buildings nearby. There have been 5 other applications at this address. In the past year there have been 185 applications across Stanley. We hold 1,788 applications in total for the SW3 postcode area.

95% of conditions 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: SW3 6AP
Application type: Discharge of Conditions
Scale / size: Small
Parish: 18
District: Chelsea Park/Carlyle

Planning application dates

Validated: 15 January 2026
Consultation expiry: 1 May 2026
Consultation end: 1 May 2026
Target decision date: 12 March 2026

Planning decision

Statutory period: 56 days

Additional information

Documents: 8

Site constraints

Checking the site

2/3

Council recordsAppealsFlood risk

Designations that overlap or adjoin the site outline.

Conservation area: Chelsea Park/Carlyle
Listed building: Grade II: 9-15, Mallord Street 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 2026-11-03. The most publicly available up to date Historic England GIS Data can be obtained from HistoricEngland.org.uk.

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

2026
15 Jan
Details required by condition 3d (submission of details - d) Lighting Schedule) of planning permission…
This applicationApprovedDischarge of conditionsCON/26/00707
2026
13 Jan
Details required by Condition 27 (Air Source Heat Pumps (ASHP), Ground Source Heat Pumps (GSHP), Photovoltaic…
ApprovedDischarge of conditionsFiled alongsideCON/26/00866

Planning history at this site

16 other applications at this property, newest first.

Source: Kensington

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 SW3

New planning applications delivered to your inbox daily.

Around this site

Nearby applications

Discuss this application on r/PlanningPermissionUK

For applicants and trades

Contractors near this project

Find contractors for extensions near this site

View all contractors

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.

See what gets approved on your street Buying this property? Report on this address