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Planning application

9 Temple Avenue London N20 9EJ

Granted Barnet 26/0851/HSE Householder Application

Works: Extension Loft or dormer Demolition Windows or glazing Small domestic

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

Permission granted. Work must normally begin within three years of the decision or the permission lapses.

Proposal

Two storey side extension following demolition of existing single storey side projection. Single storey rear extension following demolition of existing conservatory. New raised patio and associated steps to garden. New front porch. Roof extension involving side and rear dormer windows, 1no. front facing rooflight and solar panels to side roof slope following demolition of 2no. chimneys to the rear

As published by the council, reference 26/0851/HSE

Application record

Reference
26/0851/HSE
Type
Householder Application
Status
Approved subject to conditions
Decision
Granted As published: Approve subject to conditions
Received
6 Mar 2026
Validated
10 Mar 2026
Decided
14 Apr 2026
Ward
Whetstone
Decision by
Delegated Decision
Postcode
N20 9EJ

Site history

Applications at this address on the Barnet register

This site has had 5 applications since 2025: 5 approved, 0 refused.

  • 25/4718/192 Granted

    9 Temple Avenue London N20 9EJ

    Roof extension with side dormer,rear dormer window with juliette balcony and 1no. front facing rooflight and solar panels to side roof slope. Following demolition of 2 no. chimneys to the rear.

    Decided 8 Dec 2025 Lawful development
  • 25/4116/HSE Granted

    9 Temple Avenue London N20 9EJ

    Two storey side extension following demolition of existing single storey side projection. Single storey rear extension following demolition of existing conservatory. New raised patio and associated steps to garden. New front porch

    Decided 17 Nov 2025 Householder
  • 25/3571/192 Granted

    9 Temple Avenue London N20 9EJ

    Single storey rear extension following demolition of the existing conservatory and patio

    Decided 3 Oct 2025 Lawful development
  • 25/3348/192 Granted

    9 Temple Avenue London N20 9EJ

    Single storey rear extension following the demolition of existing conservatory and patio

    Decided 18 Aug 2025 Lawful development

Timeline

Dates from the published record

  1. 6 Mar 2026

    Received by Barnet

  2. 10 Mar 2026

    Validated

    Checked as complete and ready for consideration.

  3. 14 Apr 2026

    Decision issued: Approve subject to conditions

  4. 25 Jul 2026

    Added to PlanIndex

Who's behind it

Company information only, from the register and Companies House

Steven Gray Design Limited Agent, a design practice

60 applications on PlanIndex · across 6 councils · 82% granted

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Documents

Plans, drawings, consultee responses and the officer's report

12 documents on file for this application

A planning file usually holds the application form, drawings and site plans, consultee responses, the officer's report and the decision notice.

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What this grant of permission means

Barnet granted permission on 14 April 2026, subject to any conditions on the decision notice. Work must normally begin within three years or the permission lapses. More in our guide to what happens after a planning decision.

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

  • 9 Temple Avenue London N20 9EJ

    25/4116/HSE Submitted 13 Oct 2025 50 yards away

    Two storey side extension following demolition of existing single storey side projection. Single storey rear extension following demolition of existing conservatory. New raised patio and associated steps to garden. New front porch

    Granted Householder Extension Demolition 10 docs
    Small domestic

  • 9 Temple Avenue London N20 9EJ

    25/3571/192 Submitted 28 Aug 2025 50 yards away

    Single storey rear extension following demolition of the existing conservatory and patio

    Granted Lawful development Extension Demolition 7 docs
    Small domestic

  • 9 Temple Avenue London N20 9EJ

    25/3348/192 Submitted 11 Aug 2025 50 yards away

    Single storey rear extension following the demolition of existing conservatory and patio

    Granted Lawful development Extension Demolition 7 docs
    Small domestic

  • 9 Temple Avenue London N20 9EJ

    25/4718/192 Submitted 25 Nov 2025 50 yards away

    Roof extension with side dormer,rear dormer window with juliette balcony and 1no. front facing rooflight and solar panels to side roof slope. Following demolition of 2 no. chimneys to the rear.

    Granted Lawful development Extension Loft or dormer +2 11 docs

  • 35 Buckingham Avenue London N20 9DG

    26/1735/HSE Submitted 8 May 2026 50 yards away

    Single storey rear extension with new patio area with associated access steps and landscaping. Conversion of the existing garage into habitable room, insertion of window and door to replace the garage door. Roof extension involving rear dormer window and skylights. Replacement of existing windows. External wall insulation [Amended Description]

    Withdrawn Householder Extension Loft or dormer +1 9 docs
    Small domestic

  • 20 Langton Avenue London N20 9DB

    25/4435/HSE Submitted 6 Nov 2025 100 yards away

    Single storey rear extension following demolition of the existing conservatory with 1no. flat rooflight

    Granted Householder Extension Loft or dormer +1 8 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