15a To 15c Windmill Road, Brentford, TW8 0QD

P/2025/3345PF-Full ApplicationsAwaiting decision

Full

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

Conversion of three self-contained flats into one house and erect a single storey wrap-around rear extension at lower ground floor level. Construction of a platform at ground floor level to create off-street parking and an additional room below with front lightwell, relocation of the staircase and main entrance from the side to the front to allow access to the basement level and erection of a front porch and side extension. Installation of storage in front garden. Replacement of all windows to sash windows and one rear window to juliet balcony

Received: 7 November 2025
Council: London Borough of Hounslow
Ward: Brentford West

ReceivedReceived7 Nov
ValidatedValidated30 Jan
Consult.Consultation30 Jan
TargetTarget Date
DecidedDecided

Have your say

Comments close on 30 January.

View on the council's site Documents (15)

About this application

This is a full planning application for a rear extension at 15a To 15c Windmill Road, Brentford, TW8 0QD. Hounslow has handled 2,372 applications of this type. It has been with the council since 7 November 2025 and is still awaiting a decision. The site is in the St Paul's Brentford conservation area. There are no previous applications recorded at this address. In the past year there have been 74 applications across Brentford West. We hold 455 applications in total for the TW8 postcode area.

76% of full applications at London Borough of Hounslow were approved. Across all application types, the council typically decides in about 8 weeks (median).

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Application details

Postcode: TW8 0QD
Application type: PF-Full Applications
Scale / size: Small

Planning application dates

Date validated: 30 January 2026
Consultation expiry: 30 January 2026
Consultation start: 5 January 2026
Consultation end: 30 January 2026
Application expires: 27 March 2026

Planning decision

Statutory period: 56 days

Publicity

First advertised: 9 January 2026

Additional information

Documents: 15

Site constraints

Checking the site

2/3

Council recordsAppealsFlood risk

Designations that overlap or adjoin the site outline.

Conservation area: St Paul's Brentford
Article 4 direction: Dwellinghouses (C3) to small HMOs (C4) - borough-wide Article 4 Direction
Flood zone 1: Low probability (rivers and sea)

Possibly incomplete for this council: tree preservation orders.

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.

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.

Source: Hounslow

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

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