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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 45 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 0.3 miles

  • 38 Rowsley Avenue London NW4 1AJ

    26/3985/192 Submitted 3 Nov 2026 50 yards away

    78% historically approved · decision due ~29 Dec

    Roof extension involving hip to gable, rear dormer window with juliette balcony and 2no. front facing rooflights

    Awaiting decision Extension Loft or dormer +1

  • 13 Sherwood Road London NW4 1AE

    21/5528/PNH Submitted 18 Oct 2021 100 yards 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
    Small domestic

  • 29 Sherwood Road London NW4 1AE

    26/1366/HSE Submitted 14 Apr 2026 150 yards away

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

    Granted Householder Extension Loft or dormer +1 18 docs
    Small domestic

  • 21 Sherwood Road London NW4 1AE

    26/3127/HSE Submitted 25 Aug 2026 150 yards away

    77% historically approved · decision due ~27 Oct

    Single storey rear extension following demolition of the existing conservatory.

    Decided Householder Extension Demolition
    Small domestic

  • 29 Sherwood Road London NW4 1AE

    26/2997/HSE Submitted 14 Aug 2026 150 yards away

    77% historically approved · decision due ~2 Nov

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

    Awaiting decision Householder
    Domestic

  • 21 Sherwood Road London NW4 1AE

    26/3672/192 Submitted 12 Oct 2026 150 yards away

    78% historically approved · decision due ~7 Dec

    Erection of a single storey rear outbuilding

    Awaiting decision
    Small domestic

In Barnet

  • 26/3476/HSE Granted

    116 Chase Way London N14 5DH

    Single storey rear extension with 2no. rooflights. Changes to fenestration; new doors, 3no. new windows to rear elevation

    Received 24 Sep, published by the council 25 Sep 2026 Householder
  • 26/4019/HSE Awaiting decision

    38 Asmuns Hill London NW11 6ET

    Replacement of windows with vacuum-glazed windows (excluding subframes) and new french doors to rear

    6 Nov 2026 Householder
  • 26/4023/HSE Awaiting decision

    61 Bullescroft Road Edgware HA8 8RN

    Single storey front, side and rear wraparound extension incorporating porch following conversion of the existing garage, including window to replace garage door

    6 Nov 2026 Householder
  • 26/4015/HSE Awaiting decision

    6 Raeburn Close London NW11 6UG

    Alterations to the rear ground floor elevation, including replacement of the existing door and two windows with timber framed French doors and windows. Replacement of existing single glazed windows with new double glazed timber windows. Replacement of the existing rear patio doors with double glazed timber doors. Formation of a new rear patio. Addition of new bin storage at front

    Received 5 Nov, published by the council 6 Nov 2026 Householder
  • 26/4012/HSE Awaiting decision

    59 Hendon Way London NW2 2LX

    Two storey side and rear extension. New front porch

    5 Nov 2026 Householder