51, St Mary Abbot's Terrace, London, W14 8NX
Approved on 27 October 2025
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
Construction of single storey basement under the curtilage of the house; A single storey rear extension and; Replacement of existing rooflight and access for roof level.
- Submitted
- 15 July 2025
- ReceivedSubmitted15 Jul
- ValidatedValidated
- Consult.Consultation
- TargetTarget Date
- DecidedDecided27 Oct
Decided in 104 days (council typically 56)
About this application
This is a planning application for a single storey rear extension at 51, St Mary Abbot's Terrace, London, W14 8NX. Kensington has handled 388 applications of this type. This one was decided in 104 days, 7 weeks longer than Kensington's typical decision time. The site is in a conservation area, with 6 listed buildings nearby. There are no previous applications recorded at this address. In the past year there have been 174 applications across Holland. We hold 1,829 applications in total for the W14 postcode area.
95% of householder planning permission 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
- W14 8NX
- Application type
- Householder planning permission
Site constraints
Designations that overlap or adjoin the site outline.
- Conservation area: Holland Park
- 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
2 other applications at this property, newest first.
- 202630 Oct
Formation of new loft extension; installation of new lift; formation of new front courtyard to basement…
PendingApplicationPP/26/05715 - 20268 Jun
Loft extension and increased area to front of terraced house of previously approved full basement to dwelling.
WithdrawnPlanning PermissionPP/26/02997
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
- 51 St Mary Abbot's Terrace, London, W14 8NXPP/26/02997 · FullWithdrawn0.0 mi
- 20 St Mary Abbot's Terrace, London, W14 8NXARB/25/06210Approved0.0 mi
- 343 and 345 Kensington High Street, London, W8 6NWPP/26/01469 · FullApproved0.0 mi
- 4 Edwardes Place, London, W8 6LRLB/25/06637 · HeritageApproved0.1 mi
- 4 Edwardes Place, LONDON, W8 6LRLB/25/00064 · HeritageWithdrawn0.1 mi
For applicants and trades
Contractors near this project
Find contractors for extensions near this site- Avent Roofing ServicesVerifiedWestminsterRoofing2.8 mi
- Atlas South Technical Service LimitedVerifiedLondonProperty MaintenanceHandyman3.3 mi
- Nova Coat & PlasterVerifiedStreatham, LondonRenovations & RefurbishmentsPlastering5.2 mi
- Orient Construction Consultancy LimitedVerifiedLondon6.6 mi
Planning something similar?
See what the council approved and refused for basements on your street. Pick your home and get the evidence before you pay for drawings.