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Planning application

MALLARDS NORTHGATE NORTHWOOD HA6 2TJ

Awaiting decision Hillingdon 79080/APP/2025/3243

Works: Extension Loft or dormer Windows or glazing Small domestic

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

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

Proposal

Non-material amendment to planning permission ref. 79080/APP/2025/801, dated 18-07-2025 (Erection of a part single storey, part two storey extension to the front, side and rear of the dwelling with amendments to fenestration. Conversion of roof space to habitable use including front and rear dormers, raising of the existing ridge line and 2 no. front facing and 4 no. rear facing roof lights and new flat roof canopy over main entrance.) to have 1 instead of 2 rear windows to first floor, guttering to be changed to black, and front facing sills to be in brick.

As published by the council, reference 79080/APP/2025/3243

Application record

Reference
79080/APP/2025/3243
Status
Approval
Received
23 Dec 2025
Postcode
HA6 2TJ

Site history

Applications at this address on the Hillingdon register

This site has had 3 applications since 2025: 1 approved, 0 refused.

  • 79080/APP/2025/2347 Granted

    MALLARDS NORTHGATE NORTHWOOD HA6 2TJ

    Details pursuant to the discharge of Condition 3 (Construction Management Plan) of planning permission ref. 79080/APP/2025/801, dated 18-07-2025 (Erection of a part single storey, part two storey extension to the front, side and rear of the dwelling with amendments to fenestration. Conversion of roof space to habitable use including front and rear dormers, raising of the existing ridge line and 2 no. front facing and 4 no. rear facing roof lights and new flat roof canopy over main entrance.

    Decided 27 Oct 2025 Full applications
  • 79080/APP/2025/2130 Awaiting decision

    MALLARDS NORTHGATE NORTHWOOD HA6 2TJ

    Non-material amendment to planning permission ref. 79080/APP/2025/801, dated dated 18-07-2025 (Erection of a part single storey, part two storey extension to the front, side and rear of the dwelling with amendments to fenestration. Conversion of roof space to habitable use including front and rear dormers, raising of the existing ridge line and 2 no. front facing and 4 no. rear facing roof lights and new flat roof canopy over main entrance.). Amendments to the first floor rear fenestration.

    Submitted 7 Aug 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 58 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 58 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.

Nearby applications

Within 500 metres

  • MALLARDS NORTHGATE NORTHWOOD HA6 2TJ

    79080/APP/2025/2130 Submitted 7 Aug 2025 0m away

    86% historically approved · decision due ~2 Oct

    Non-material amendment to planning permission ref. 79080/APP/2025/801, dated dated 18-07-2025 (Erection of a part single storey, part two storey extension to the front, side and rear of the dwelling with amendments to fenestration. Conversion of roof space to habitable use including front and rear dormers, raising of the existing ridge line and 2 no. front facing and 4 no. rear facing roof lights and new flat roof canopy over main entrance.). Amendments to the first floor rear fenestration.

    Awaiting decision Extension Loft or dormer +1
    Small domestic

  • MALLARDS NORTHGATE NORTHWOOD HA6 2TJ

    79080/APP/2025/2347 Submitted 9 Sep 2025 0m away

    Details pursuant to the discharge of Condition 3 (Construction Management Plan) of planning permission ref. 79080/APP/2025/801, dated 18-07-2025 (Erection of a part single storey, part two storey extension to the front, side and rear of the dwelling with amendments to fenestration. Conversion of roof space to habitable use including front and rear dormers, raising of the existing ridge line and 2 no. front facing and 4 no. rear facing roof lights and new flat roof canopy over main entrance.

    Granted Full applications Extension Loft or dormer +1 4 docs
    Small domestic

  • KASHIBA HOUSE NORTHGATE NORTHWOOD HA6 2TH

    69523/APP/2025/2337 Submitted 15 Sep 2025 57m away

    Erection of a part single storey, part double storey extension to the side/rear, installation of rear dormers and roof lights including amendments to fenestration

    Granted Full applications Extension Loft or dormer +1 18 docs
    Small domestic

  • Langham House NORTHGATE NORTHWOOD HA6 2TH

    79610/TRE/2026/1 Submitted 2 Jan 2026 57m away

    TPO 173 A1 x1 Hornbeam (T1 on application) to reduce the height by 4 metres and spread by 1-2 metres. 2x Hornbeam (T2 and T3 on application) to reduce the height by 4 metres and spread by 2-3 metres. 3x Hornbeams (T4 on application) To reduce the height by 4 metres and spread by 2-3 metres.

    Granted Trees 6 docs

  • KASHIBA HOUSE NORTHGATE NORTHWOOD HA6 2TH

    69523/APP/2021/1305 Submitted 31 Mar 2021 57m away

    Two storey side/rear extension, 5 additional dormer windows and 6 rooflights

    Granted Full applications Extension Loft or dormer +1 37 docs

  • 3 BUTTSMEAD NORTHWOOD HA6 2TL

    17163/TRE/2026/40 Submitted 23 Feb 2026 57m away

    TPO 35 T4 1x Oak to reduce crown back to previous pruning points (approx up to 2m reduction) & T2 1x Oak to reduce crown by up to 3m to reduce lateral weight.

    Granted Trees 4 docs