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Planning application

33 HILLSIDE ROAD NORTHWOOD

Awaiting decision Hillingdon 24289/APP/2025/3238

Works: Loft or dormer Windows or glazing

Still open. Anyone can comment while the consultation period runs, and comments go to the council rather than to us.

Proposal

Conversion of roof space to habitable use to include hip to gable ends, rear dormer, gable end window, 2x front roof lights, and the removal of 2x chimneys (Application for a Certificate of Lawful Development for a Proposed Development).

As published by the council, reference 24289/APP/2025/3238

Application record

Reference
24289/APP/2025/3238
Status
Approval
Received
23 Dec 2025

Site history

Applications at this address on the Hillingdon register

This site has had 2 applications since 2025.

  • 24289/APP/2025/3236 Awaiting decision

    33 HILLSIDE ROAD NORTHWOOD

    Erection of front porch and single storey side and rear extensions, following the demolition of the existing attached side garage and 2 x chimneys

    Submitted 23 Dec 2025

Timeline

Dates from the published record

  1. 23 Dec 2025

    Received by Hillingdon

  2. 7 Aug 2026

    Added to PlanIndex

  3. Decision

    Awaiting decision

    Decision expected by 17 February 2026, 8 weeks from validation under the statutory target for most applications. Extensions of time are common and are agreed case by case.

    Hillingdon took a median of 57 days over the applications it decided in the last year.

What happens while it is decided

This application is with Hillingdon for determination, against a statutory target of eight weeks. Over the last year Hillingdon's median decision took 57 days. More in our guide to how long planning decisions take.

About this record

The published feed does not state which type of application this is; the register entry on Hillingdon's portal will say. Our guide explains the common types.