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Planning application

25 Grange Avenue Barnet EN4 8NJ

Awaiting decision Barnet 26/3309/HSE Householder

Works: Extension Loft or dormer Small 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

Part lower ground, part single storey and part two storey side and rear extensions incorporating a pitched roof and two rooflights, together with the formation of a raised patio and access steps to the lower garden level

As published by the council, reference 26/3309/HSE

Application record

Reference
26/3309/HSE
Category
Householder
Status
Pending Consideration
Received
10 Sep 2026
Validated
10 Sep 2026
Postcode
EN4 8NJ

Site history

Applications at this address on the Barnet register

This site has had 2 applications since 2026.

  • 26/1780/HSE Awaiting decision

    25 Grange Avenue Barnet EN4 8NJ

    Part single, part two storey side and rear extensions with pitched roof, 2no. rooflights and new access steps to garden level

    Submitted 12 May 2026 Householder

Timeline

Dates from the published record

  1. 10 Sep 2026

    Received by Barnet

  2. 11 Sep 2026

    Added to PlanIndex

  3. Decision

    Awaiting decision

    Decision expected by 5 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 43 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

  • 25 Grange Avenue Barnet EN4 8NJ

    26/1780/HSE Submitted 12 May 2026 33m away

    77% historically approved · decision due ~7 Jul

    Part single, part two storey side and rear extensions with pitched roof, 2no. rooflights and new access steps to garden level

    Awaiting decision Householder Extension Loft or dormer 6 docs
    Domestic
  • 81 Avondale Avenue Barnet EN4 8NA

    26/1619/192 Submitted 29 Apr 2026 98m away

    Roof extension involving hip to gable, rear dormer window, 2no. front facing rooflights and new side gable window

    Granted Lawful development Extension Loft or dormer +1 7 docs
  • 89 Avondale Avenue Barnet EN4 8NA

    25/5135/HSE Submitted 22 Dec 2025 129m away

    77% historically approved · decision due ~16 Feb

    Part single, part two storey side and rear extension. New front porch

    Awaiting decision Householder Extension 9 docs
    Small domestic
  • Church Farm Church Hill Road Barnet EN4 8XE

    26/0298/S73 Submitted 27 Jan 2026 141m away

    Variation of condition 14 (Public Highway Works) of planning permission 23/3951/FUL dated 21/12/2023 for 'Demolition of swimming pool and shed and the erection of a new shed and a part single storey/part two storey terraced development to provide 8no. residential dwellings. Associated car and cycle parking and landscaping.' Variation to include changes to the wording of condition 14 involving the removal of the wording 'prior to first occupation of the development' New wording proposed - 'No works on the public highway including creation or modification of a vehicular access or reinstatement of redundant accesses as a result of the proposed development within either phase shall be carried out until detailed design drawings have been submitted and approved by the Highway Authority and works shall only be carried out in accordance with the approved plans. The applicant will be expected to enter into an agreement with the Highways Authority under Section 184/278 of the Highways Act, for these works and reinstatement of any consequential damage to public highway as a result of the proposed development. All off-site highway works shall be completed to the satisfaction of the Local Highway Authority'

    Granted Conditions Demolition 7 docs
    Small domestic
  • Church Farm Church Hill Road Barnet EN4 8XE

    25/4244/CON Submitted 23 Oct 2025 141m away

    Submission of details of conditions 9 (Pre-completion Sound Insulation Test Certificates), 25 (Ecological Enhancement Measures), 27 (Hedgehog Highways) and 29 (Low Impact Lighting) pursuant to planning permission 23/3951/FUL dated 21/12/2023

    Granted Conditions 11 docs
  • Church Farm Church Hill Road Barnet EN4 8XE

    25/3640/CON Submitted 3 Sep 2025 143m away

    Submission of details of condition 17 (Landscaping) pursuant to planning permission 23/3951/FUL dated 21/12/2023

    Granted Conditions 8 docs

In Barnet

  • 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

    Single storey rear extension with alteration to the raised terrace area including new access steps to garden

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

    Three Gables Bungalow Boyne Avenue London NW4 2JL

    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
  • 26/3386/HSE Awaiting decision

    9 Colin Gardens London NW9 6EL

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

    16 Sep 2026 Householder
  • 26/3363/HSE Awaiting decision

    125 Park Road Barnet EN4 9QN

    Single storey side / rear extension including garage with 1no. roof lantern following the demolition of existing garage and front porch. Roof extension involving hip to gable on both sides with rear dormer window and 3no. front facing rooflights

    15 Sep 2026 Householder