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Planning application

14 Holly Park London N3 3JD

Awaiting decision Barnet 26/3353/HSE Householder

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

Proposal

Erection of a rear outbuilding to be used as granny annexe

As published by the council, reference 26/3353/HSE

Application record

Reference
26/3353/HSE
Category
Householder
Status
Pending Consideration
Received
14 Sep 2026
Validated
15 Sep 2026
Postcode
N3 3JD

Site history

Applications at this address on the Barnet register

This site has had 2 applications since 2026.

  • 26/3352/192 Awaiting decision

    14 Holly Park London N3 3JD

    Use of the land for siting a mobile home for use ancillary to the main dwelling

    Submitted 14 Sep 2026

Timeline

Dates from the published record

  1. 14 Sep 2026

    Received by Barnet

  2. 15 Sep 2026

    Validated

    Checked as complete and ready for consideration.

  3. 15 Sep 2026

    Added to PlanIndex

  4. Decision

    Awaiting decision

    Decision expected by 10 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

  • 14 Holly Park London N3 3JD

    26/3352/192 Submitted 14 Sep 2026 50 yards away

    78% historically approved · decision due ~10 Nov

    Use of the land for siting a mobile home for use ancillary to the main dwelling

    Awaiting decision
    Domestic
  • 25 Beechwood Avenue London N3 3AU

    26/3196/HSE Submitted 1 Sep 2026 50 yards away

    77% historically approved · decision due ~30 Oct

    Single storey side extension. Part single, part two storey rear extension. Creation of new rear patio and steps to garden

    Decided Householder Extension
    Small domestic
  • 7 - 9 Holly Park Gardens London N3 3NG

    26/1357/CON Submitted 13 Apr 2026 150 yards away

    Submission of details of condition 4 (Materials) pursuant to planning permission 19/5642/FUL dated 17/12/2019

    Granted Conditions 12 docs
  • 73A Stanhope Avenue London N3 3LY

    26/1759/FUL Submitted 11 May 2026 150 yards away

    63% historically approved · decision due ~6 Jul

    Roof extension involving rear dormer window and 3no. front facing rooflights. Removal of existing chimney stack. New side windows

    Awaiting decision Full applications Extension Loft or dormer +1 5 docs
  • 40 Beechwood Avenue London N3 3AX

    21/5682/HSE Submitted 26 Oct 2021 150 yards away

    Two storey side extension, single storey rear extension

    Withdrawn Householder Extension
    Small domestic
  • Rear Of 37 Beechwood Avenue London N3 3BB

    25/3948/FUL Submitted 29 Sep 2025 150 yards away

    Demolition of existing garage. Erection of a two storey dwelling with rooms in the roofspace. Associated hard and soft landscaping, refuse/recycling and cycle store, amenity space and parking (AMENDED DESCRIPTION)

    Refused Full applications Demolition 25 docs
    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