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Planning application

11 Downage London NW4 1AS

Awaiting decision Barnet 26/3415/HSE Householder

Works: Extension Loft or dormer Windows or glazing 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

Alterations and extensions to the roof including rear dormer window and the partial removal of the roof of the first floor rear extension, creation of a new crown roof over main roof and rear extension, 1no. front, 1no. side, 1no. rear facing rooflight and 1no. on crown roof

As published by the council, reference 26/3415/HSE

Application record

Reference
26/3415/HSE
Category
Householder
Status
Pending Consideration
Received
17 Sep 2026
Validated
17 Sep 2026
Postcode
NW4 1AS

Timeline

Dates from the published record

  1. 17 Sep 2026

    Received by Barnet

  2. 18 Sep 2026

    Added to PlanIndex

  3. Decision

    Awaiting decision

    Decision expected by 12 November 2026, 8 weeks from validation under the statutory target for most applications. Extensions of time are common and are agreed case by case.

    Barnet took a median of 44 days over the applications it decided in the last year.

What happens while it is decided

This application is with Barnet for determination, against a statutory target of eight weeks. Over the last year Barnet decided householder applications in a median of 56 days. More in our guide to how long planning decisions take.

About householder applications

Householder applications cover work to an existing house and its garden, such as extensions, lofts and outbuildings, and cannot create a separate dwelling or change what the building is used for. More in our guide to planning application types.

Nearby applications

Within 500 metres

  • 13 Sherwood Road London NW4 1AE

    21/5528/PNH Submitted 18 Oct 2021 114m away

    construction of a single storey rear extension measuring 8.00 metres in depth, a maximum height of 4.00 metres and an eaves height of 3.00 metres.

    Refused Prior approval Extension 5 docs
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  • 29 Sherwood Road London NW4 1AE

    26/1366/HSE Submitted 14 Apr 2026 119m away

    77% historically approved · decision due ~11 Jun

    Single storey rear extension with roof terrace with associated privacy screening. Conversion of the existing garage into habitable room, insertion of window to replace garage door. Replacement of existing front bay window with flush window. Roof extension involving side and rear dormer windows and 2no. side and 3no. front facing rooflights.

    Awaiting decision Householder Extension Loft or dormer +1 18 docs
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  • 21 Sherwood Road London NW4 1AE

    26/3127/HSE Submitted 25 Aug 2026 127m away

    77% historically approved · decision due ~27 Oct

    Single storey rear extension following demolition of the existing conservatory.

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  • 29 Sherwood Road London NW4 1AE

    26/2997/HSE Submitted 14 Aug 2026 127m away

    77% historically approved · decision due ~2 Nov

    New first floor roof terrace to rear elevation with associated balustrade and privacy screening

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  • 21 Sherwood Road London NW4 1AE

    26/3126/192 Submitted 25 Aug 2026 127m away

    79% historically approved · decision due ~20 Oct

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  • 37 Rowsley Avenue London NW4 1AP

    25/4837/HSE Submitted 3 Dec 2025 140m away

    77% historically approved · decision due ~28 Jan

    Single storey front, side extension and rear extensions with 3no. rooflights following demolition of the existing conservatory. Repositioning of existing air conditioning unit to side elevation

    Awaiting decision Householder Extension Loft or dormer +1 7 docs
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In Barnet

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    Revelstroke 28 Totteridge Village London N20 8JN

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    18 Sep 2026 Householder
  • 26/3396/HSE Awaiting decision

    43 Dukes Avenue London N3 2DE

    Single storey rear, part two storey side extension with 1no. rooflight following the demolition of existing shed. Roof extension with rear dormer window, 1no. front, 3no. side facing rooflights and roof windows to the front and side roof slopes. Installation of solar panels to side elevation of roof

    17 Sep 2026 Householder
  • 26/3410/HSE Awaiting decision

    54 Ferney Road Barnet EN4 8LE

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    17 Sep 2026 Householder
  • 26/3382/HSE Awaiting decision

    11 Layfield Crescent London NW4 3UJ

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    16 Sep 2026 Householder
  • 26/3385/HSE Awaiting decision

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    Excavation of basement level with associated front and western lightwells. Single storey rear extensions with new patio area. Alterations to ground levels. Formation of first floor with new pitched gable roof with 2no. front and 2no. rear dormers and 2no. front facing, 2no side rooflights with associated hard and soft landscaping

    16 Sep 2026 Householder