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10, Blenheim Road, NW8 0LU

26/07587/FULLAll OtherAwaiting decision
Discharge / amendments
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

Variation of condition 2 of planning permission dated 21st August 2023 (RN 22/04859/FULL) for the Excavation of a basement, erection of rear extension at lower ground floor and lowering of section of rear garden; rear stair garden access and new rear balcony, alterations to the front garden including enlargement and infilling of front lightwelll with glazed pavement light above, raising of front wall and installation of new sliding gate to vehicular entrance, installation of heat pump unit plus changes to windows and doors and internal works. NAMELY, minor increase in basement depth to allow for the incorporation Building Regulation; compliant ceiling void depth (to achieve approved internal floor to ceiling height); Revert the design of the lightwell covering to those approved under Ref. Nos. 21/05522/FULL and 21/05523/LBC. Metal grilles of more traditional design to be installed over both the front and rear lightwells; Installation of underfloor heating at ground floor level (within existing floor void, retaining existing flooring and skirting, with nominal increase in floor height); Damaged walls and ceiling to be repaired using traditional methods in-keeping with the original fabric of the building; Installation of small CCTV cameras on the external façade of the building; Installation of photovoltaic solar panels on the existing roof of the building; and Restoration of the elevations of the building with use of the original finish (non-hydraulic lime render) (Linked to 26/07577/LBC)

Submitted
6 November 2026
  1. Received6 Nov
  2. Validated
  3. Consult.
  4. Target
  5. Decided

About this application

This is a planning application for a rear extension at 10, Blenheim Road, NW8 0LU. Westminster has handled 1,741 applications of this type. It has been with the council since 6 November 2026 and is still awaiting a decision. The site is in the St John's Wood conservation area, with 20 listed buildings nearby. There have been 2 other applications at this address. In the past year there have been 109 applications across ARW_22. We hold 2,753 applications in total for the NW8 postcode area.

92% of all other applications at City of Westminster were approved. Across all application types, the council typically decides in about 7 weeks (median).

Based on decided applications received in the last 3 years.See what's approved near your address

Application details

Postcode
NW8 0LU
Application type
All Other

Site constraints

Checking the site
2/3
Council recordsAppealsFlood risk

Designations that overlap or adjoin the site outline.

  • Conservation area: St John's Wood
  • Listed building: Grade II: 9 and 10, Blenheim Road Nw8On this site · +1 more
  • Article 4 direction: Article 4 Basement Development Permitted Rights Removed
  • Tree Preservation Order: Ref W672Protected tree on or next to this site · +4 more
  • 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. 2026
    6 Nov

    Excavation of a basement, erection of rear extension at lower ground floor; alterations to the front garden…

    PendingListed building consentPart of26/07577/LBC
  2. 2026
    6 Nov

    Variation of condition 2 of planning permission dated 21st August 2023 (RN 22/04859/FULL

    This applicationPendingVariation of conditions (s73)26/07587/FULL

Source: Westminster

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

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A listed building is on or next to this site.

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