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Maisonette First And Second Floors, 9 Nasmyth Street, London, W6 0HA

2026/00136/FULFull Planning ApplicationApproved
Full

Approved on 27 March 2026

Council decision: APPLICATION APPROVED

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

Erection of a rear roof extension involving an increase in the ridge height by 300mm; erection of a rear extension at first floor level on top of the existing back addition; installation of 3no rooflights in the front roofslope, 1no rooflight above the main flat roof at roof level and 2no rooflights above the roof of the first floor rear back addition; replacement of existing windows with new windows to rear and side elevations at upper ground floor level; replacement of existing sash windows to front and rear elevation with double glazed timber framed sash windows.

Received
19 January 2026
Ward
Grove
  1. Received19 Jan
  2. Validated26 Jan
  3. Consult.25 Feb
  4. Target
  5. Decided27 Mar

Decided in 60 days (council typically 70)

About this application

This is a full planning application for a rear extension at Maisonette First And Second Floors, 9 Nasmyth Street, London, W6 0HA. Hammersmith and Fulham has handled 1,062 applications of this type. This one was decided in 67 days, 3 days quicker than Hammersmith and Fulham's typical decision time. There are no previous applications recorded at this address. In the past year there have been 88 applications across Grove. We hold 1,392 applications in total for the W6 postcode area.

97% of full applications at London Borough of Hammersmith and Fulham were approved. Across all application types, the council typically decides in about 10 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
W6 0HA
Application type
Full Planning Application
Scale / size
Small

Planning application dates

Date validated
26 January 2026
Consultation expiry
25 February 2026
Consultation start
26 January 2026
Consultation end
25 February 2026
Neighbour consultation start
26 January 2026

Publicity

Site notice start
26 January 2026

Additional information

Documents
23

Site constraints

Checking the site
2/3
Council recordsAppealsFlood risk

Designations that overlap or adjoin the site outline.

  • Flood zone 3: High probability (rivers and sea)
  • Conservation area: Bradmore

Not published by this council, so not checked: Article 4 directions and tree preservation orders. Ask the council if these matter.

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.

Source: Hammersmith and Fulham

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

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