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107 Lancaster Road Northolt UB5 4TE

261495CPLCertificate of Lawfulness - ProposedApproved
Outline / PiP

Approved on 12 May 2026

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

Rear roof dormer extension (involving conversion of roofspace to habitable use), incorporating Juliet balcony; installation of two rooflight to front roofslope; and associated internal alterations

Received
1 April 2026
Ward
Northolt Mandeville
Agent
A+L Architecture Studio
  1. Received1 Apr
  2. Validated1 Apr
  3. Consult.
  4. Target27 May
  5. Decided12 May

Decided in 41 days (council typically 56)

About this application

This is an outline application for a dormer extension at 107 Lancaster Road Northolt UB5 4TE. Ealing has handled 2,249 applications of this type. This one was decided in 41 days, 2 weeks quicker than Ealing's typical decision time. There has been 1 other application at this address. In the past year there have been 51 applications across Northolt Mandeville. We hold 1,273 applications in total for the UB5 postcode area.

87% of outline applications at London Borough of Ealing 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.See what's approved near your address

Application details

Postcode
UB5 4TE
Application type
Certificate of Lawfulness - Proposed
Scale / size
Small

Planning application dates

Date validated
1 April 2026
Target decision date
27 May 2026

Applicant and agent

Agent
A+L Architecture Studio
Agent address
5 Poplar Close Hitchin Hertforshire SG4 9LZ

Planning decision

Statutory period
56 days

Additional information

Comments
0
Documents
11
Constraints
6

Site constraints

Checking the site
2/3
Council recordsAppealsFlood risk

Designations that overlap or adjoin the site outline.

  • Flood zone 1: Low probability (rivers and sea)

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 (22)

flood storage areas, conservation 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.

Associated applications

  1. 2026
    1 Apr

    Single storey (max 5.00 m deep and max 3.83m high) rear extension (42 Days Prior Approval Notification…

    ApprovedPrior Approval - Larger Home ExtensionFiled alongside261419PALHE
  2. 2026
    1 Apr

    Rear roof dormer extension (involving conversion of roofspace to habitable use), incorporating Juliet…

    This applicationApprovedOutline261495CPL

Source: Ealing

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

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