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Planning application

40 HILLSIDE ROAD NORTHWOOD HA6 1QA

Granted Hillingdon 79279/APP/2025/2658 Full

Works: Extension Loft or dormer Small domestic

Read from the description, not a valuation. How we read the register

Permission granted. Work must normally begin within three years of the decision or the permission lapses.

Proposal

Variation of Condition 2 (Accordance) of planning permission ref. 79279/APP/2025/1974, dated 24-09-2025 (Erection of single storey rear, side and front extension, conversion of roof space to habitable use including the creation of pitched roof over the proposed single storey rear extension by extending the existing ridge with side roof lights and the creation of a rear gable end and conversion of garage to habitable use with a patio) to amend single storey rear and side extension (increased in the width).

As published by the council, reference 79279/APP/2025/2658

Application record

Reference
79279/APP/2025/2658
Type
Full
Status
Approval
Decision
Permitted
Received
14 Oct 2025
Validated
16 Oct 2025
Decided
12 Dec 2025
Ward
NORTHWOOD HILLS 2022
Postcode
HA6 1QA

Timeline

Dates from the published record

  1. 14 Oct 2025

    Received by Hillingdon

  2. 16 Oct 2025

    Validated

    Checked as complete and ready for consideration.

  3. 12 Dec 2025

    Decision issued: Permitted

  4. 12 Aug 2026

    Added to PlanIndex

Documents

Plans, drawings, consultee responses and the officer's report

5 documents on file for this application

A planning file usually holds the application form, drawings and site plans, consultee responses, the officer's report and the decision notice.

Trade members open them from here.

Open the documents

What this grant of permission means

Hillingdon granted permission on 12 December 2025, subject to any conditions on the decision notice. Work must normally begin within three years or the permission lapses. More in our guide to what happens after a planning decision.

About full applications

A full application seeks permission for a complete, detailed proposal in one go, with siting, design, access and landscaping all fixed at this stage. More in our guide to planning application types.

Nearby applications

Within 500 metres

  • 3 HILLSIDE RISE NORTHWOOD HA6 1RR

    69517/APP/2023/581 Submitted 27 Feb 2023 132m away

    Conversion of roof space to habitable use to include a rear dormer with 2 front roof lights, conversion of roof from hip to gable ends with new gable end windows and removal of existing chimney. (Application for a Certificate of Lawful Development for a Proposed Development)

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  • 71 HILLSIDE ROAD NORTHWOOD MIDDLESEX HA6 1PZ

    63157/APP/2021/2786 Submitted 15 Jul 2021 238m away

    Conversion of roof space to habitable use to include a rear dormer, 2 front roof lights and conversion of roof from hip to gable end with new gable end window and front porch (Application for a Certificate of Lawful Development for a Proposed Development).

    Granted Full applications Extension Loft or dormer +1 16 docs
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  • 51 STANLEY ROAD NORTHWOOD HA6 1RH

    72407/APP/2016/4379 Submitted 5 Dec 2016 285m away

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  • 51 STANLEY ROAD NORTHWOOD HA6 1RH

    72407/APP/2018/328 Submitted 29 Jan 2018 285m away

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    Granted Full applications Extension 14 docs
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  • 51 STANLEY ROAD NORTHWOOD HA6 1RH

    72407/APP/2017/4631 Submitted 21 Dec 2017 285m away

    Single storey side extension and conversion of roof space to habitable use to include 2 side dormers and conversion of rear of roof from hip to gable end with new gable end window (Application for a Certificate of Lawful Development for a Proposed Development)

    Granted Full applications Extension Loft or dormer +1 10 docs
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  • 51 STANLEY ROAD NORTHWOOD HA6 1RH

    72407/APP/2017/3882 Submitted 25 Oct 2017 285m away

    Single storey side/rear extension, single storey rear extension, porch to front and conversion of roof space to habitable use to include 2 side dormers, 1 side roof light and conversion of rear of roof from hip to gable end

    Refused Full applications Extension Loft or dormer 13 docs
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In Hillingdon

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