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100 Copthall Road West Ickenham UB10 8HT

26441/APP/2025/2680FullApproved

Approved on 6 February 2026

Approximate location: the centre of the postcode, not the exact property.

Proposal

Conversion of roof space to habitable use to include rear dormer, side dormer, and hip to gable end extension. (Application for a Certificate of Lawful Development for a Proposed Development)

Received
15 October 2025
Ward
ICK/HAM & S HF/D 22
  1. Received15 Oct
  2. Validated21 Oct
  3. Consult.
  4. Target6 Feb
  5. Decided6 Feb

Decided in 108 days (council typically 56)

About this application

This is a full planning application for a dormer extension at 100 COPTHALL ROAD WEST ICKENHAM UB10 8HT. Hillingdon has handled 4,983 applications of this type. This one was decided in 114 days, 8 weeks longer than Hillingdon's typical decision time. There has been 1 other application at this address. In the past year there have been 181 applications across ICK/HAM & S HF/D 22. We hold 1,365 applications in total for the UB10 postcode area.

87% of full applications at London Borough of Hillingdon 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
UB10 8HT
Application type
Full
Scale / size
Medium

Planning application dates

Date validated
21 October 2025
Target decision date
6 February 2026

Applicant and agent

Agent address
Bradley Smith 47 Watermills Close Andover SP10 2ND

Planning decision

Statutory period
108 days

Additional information

Documents
9

Site constraints

Checking the site
2/3
Council recordsAppealsFlood risk

Designations at the address point. Ones next to the site may also apply.

  • Article 4 direction: Residential extensions
  • Flood zone 1: Low probability (rivers and sea)

Possibly incomplete for this council: tree preservation orders.

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. 2025
    15 Oct

    Conversion of roof space to habitable use to include rear dormer, side dormer, and hip to gable end…

    This applicationApprovedFull26441/APP/2025/2680
  2. 2025
    14 Oct

    Erection of double storey rear extension, and amendments to fenestrations.

    ApprovedFullFiled alongside26441/APP/2025/2647

Source: Hillingdon

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

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