12 Cathcart Road, London, SW10 9NN
Approved on 6 November 2026
Council decision: Granted7 conditions
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
Erection of single storey ground floor side and rear extensions; rear extension at first floor level; extension of the front entrance area along with the replacement and alteration of fenestration; provision of brick slips mounted on an external wall insulation system; and provision of a green roof within raised parapet
- Received
- 9 September 2026
- Ward
- Redcliffe
- ReceivedReceived9 Sep
- ValidatedValidated9 Sep
- Consult.Consultation9 Oct
- TargetTarget Date4 Nov
- DecidedDecided6 Nov
Decided in 58 days
About this application
This is a planning application for a rear extension at 12 Cathcart Road, London, SW10 9NN. Kensington has handled 18,569 applications of this type. This one was decided in 49 days, 7 days quicker than Kensington's typical decision time. The site is in a conservation area. There have been 2 other applications at this address. We hold 779 applications in total for the SW10 postcode area.
Application details
- Postcode
- SW10 9NN
Planning application dates
- Date validated
- 9 September 2026
- Consultation end
- 9 October 2026
- Target decision date
- 4 November 2026
Planning decision
- Case officer
- Ben Brockey
Additional information
- UPRN
- 217011716
Site constraints
Designations that overlap or adjoin the site outline.
- Conservation area: The Boltons
- Article 4 direction: Article 4 - No 100
- Tree Preservation OrderCovers the site
- Flood zone 1: Low probability (rivers and sea)
Also checked, none recorded (21)
flood storage areas, listed buildings, 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
5 other applications at this property, newest first.
- 202616 Jul
Non-material amendment to planning permission 25/06731
ApprovedNon-material amendmentNMA/26/03844 - 20263 Jul
Details required by condition 4 (protection of trees during construction) of planning permission PP/25/06731
ApprovedDischarge of conditionsCON/26/03593 - 202517 Nov
Proposed ground floor side and rear extensions and rear extension at first floor level.
ApprovedPlanning PermissionPP/25/06731 - 202525 Jul
Proposed demolition of the existing two storey dwelling and the construction of a new high quality two storey…
RefusedApplicationPP/25/04461 - 202427 May
Confirmation of use as a single dwellinghouse (Use Class C3) (Certificate of Lawful Existing Use)
ApprovedCL (Certificate Lawful Use)CL/24/03680
Source: Kensington
Contains public sector information from the Planning London Datahub, licensed under the Open Government Licence v3.0.
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Around this site
Nearby applications
- 12 Cathcart Road, LONDON, SW10 9NNCL/24/03680 · OutlineApproved0.0 mi
- 12 Cathcart Road, London, SW10 9NNPP/25/06731 · FullApproved0.0 mi
- 1 Cathcart Road, London, SW10 9NLCON/26/01367 · ConditionsWithdrawn0.0 mi
- 1 Cathcart Road, LONDON, SW10 9NLPP/24/02156 · FullRefused0.0 mi
- 1 Cathcart Road, London, SW10 9NLCON/24/08216 · ConditionsApproved0.0 mi
For applicants and trades
Contractors near this project
Find contractors for extensions near this site- Avent Roofing ServicesVerifiedWestminsterRoofing2.4 mi
- Atlas South Technical Service LimitedVerifiedLondonProperty MaintenanceHandyman3.1 mi
- Nova Coat & PlasterVerifiedStreatham, LondonRenovations & RefurbishmentsPlastering4.1 mi
- Bello Electrics LTDVerifiedElectrician6.3 mi
Planning something similar?
See what the council approved and refused for wrap-around (side and rear) extensions on your street. Pick your home and get the evidence before you pay for drawings.