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Planning application

9 Temple Avenue London N20 9EJ

Granted Barnet 25/4116/HSE Householder Application

Works: Extension Demolition 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

As published by the council, reference 25/4116/HSE

Application record

Reference
25/4116/HSE
Type
Householder Application
Status
Approved subject to conditions
Decision
Granted As published: Approve subject to conditions
Received
13 Oct 2025
Validated
15 Oct 2025
Decided
17 Nov 2025
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.

  • 26/0851/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. 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

    Decided 14 Apr 2026 Householder
  • 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
  • 25/3571/192 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. 13 Oct 2025

    Received by Barnet

  2. 15 Oct 2025

    Validated

    Checked as complete and ready for consideration.

  3. 17 Nov 2025

    Decision issued: Approve subject to conditions

  4. 10 Aug 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

10 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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Open the documents

What this grant of permission means

Barnet granted permission on 17 November 2025, 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

    26/0851/HSE Submitted 6 Mar 2026 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. 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

    Granted Householder Extension Loft or dormer +2 12 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

  • 26/3827/HSE Awaiting decision

    43 Hermitage Lane London NW2 2HE

    Single storey rear extension with 3no. rooflights following demolition of the existing conservatory. Replacement front bay window and entrance porch. First floor rear juliette balcony. Changes to fenestration including new window openings and enlarged front rooflight

    22 Oct 2026 Householder
  • 26/3833/HSE Awaiting decision

    47 Holne Chase London N2 0QG

    Single storey rear extension. Replacement of single glazed windows with double glazing. Alterations to side/rear fenestration. Alterations and replacement of existing rear dormer window addition of 2no. side dormer windows and 3no. rooflights. Installation of cameras and wall lights. Replacement of the front entrance and garage doors, installation of timber side garden gates

    22 Oct 2026 Householder
  • 26/3815/HSE Awaiting decision

    17 Hurstwood Road London NW11 0AS

    Single storey rear extension

    21 Oct 2026 Householder
  • 26/3800/HSE Awaiting decision

    29 Monks Avenue Barnet EN5 1BZ

    Single storey side and rear infill extension including new front porch following demolition of the side/rear storage.

    Received 20 Oct, published by the council 21 Oct 2026 Householder
  • 26/3791/HSE Awaiting decision

    149 Montrose Avenue Edgware HA8 0DZ

    New front hardstanding and vechicular access to provide off-street parking

    Received 20 Oct, published by the council 21 Oct 2026 Householder