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Planning application

57 Belmont Avenue Barnet EN4 9JS

Awaiting decision Barnet 25/4792/HSE Householder Application

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

Single storey rear extension with pitched roof, 2no. rooflights and alterations to patio area and access steps

As published by the council, reference 25/4792/HSE

Application record

Reference
25/4792/HSE
Type
Householder Application
Status
Pending Consideration
Received
1 Dec 2025
Validated
8 Dec 2025
Ward
East Barnet
Postcode
EN4 9JS

Site history

Applications at this address on the Barnet register

This site has had 4 applications since 2025: 2 approved, 0 refused.

  • 26/3532/192 Granted

    57 Belmont Avenue Barnet EN4 9JS

    New front porch

    Decided 29 Sep 2026
  • 26/3012/192 Awaiting decision

    57 Belmont Avenue Barnet EN4 9JS

    New front porch

    Submitted 17 Aug 2026
  • 25/4488/192 Granted

    57 Belmont Avenue Barnet EN4 9JS

    Roof extension involving hip to gable, rear dormer window with juliette balcony, 2no. front facing rooflights and new side gable windows. Removal of existing chimney stack

    Decided 16 Dec 2025 Lawful development

Timeline

Dates from the published record

  1. 1 Dec 2025

    Received by Barnet

  2. 8 Dec 2025

    Validated

    Checked as complete and ready for consideration.

  3. 10 Aug 2026

    Added to PlanIndex

  4. Decision

    Awaiting decision

    Decision expected by 2 February 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 46 days over the applications it decided in the last year.

Documents

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

7 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.

Watch members (£5 a month) open the document list from here.

Open the documents

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

  • 57 Belmont Avenue Barnet EN4 9JS

    25/4488/192 Submitted 11 Nov 2025 50 yards away

    Roof extension involving hip to gable, rear dormer window with juliette balcony, 2no. front facing rooflights and new side gable windows. Removal of existing chimney stack

    Granted Lawful development Extension Loft or dormer +1 5 docs

  • 65 Belmont Avenue Barnet EN4 9JS

    25/4508/HSE Submitted 12 Nov 2025 50 yards away

    77% historically approved · decision due ~8 Jan

    Single storey rear extension with new patio area, boundary fence/screen and associated access steps to garden level. New front porch. Roof extension involving rear dormer window and 2no. front facing rooflights (AMENDED DESCRIPTION AND AMENDED PLANS)

    Awaiting decision Householder Extension Loft or dormer +1 5 docs
    Small domestic

  • 17 Norrys Road Barnet EN4 9JX

    26/0875/192 Submitted 6 Mar 2026 100 yards away

    Roof extension involving gable end, rear dormer window and 1no. side and 3no. front facing rooflights

    Refused Lawful development Extension Loft or dormer +1 6 docs

  • 17 Norrys Road Barnet EN4 9JX

    26/1481/192 Submitted 21 Apr 2026 100 yards away

    Roof extension involving partial hip to gable, rear dormer window and 4no. front facing rooflights. New side window

    Granted Lawful development Extension Loft or dormer +1 6 docs

  • 59 Belmont Avenue Barnet EN4 9JS

    26/3305/192 Submitted 10 Sep 2026 150 yards away

    79% historically approved · decision due ~5 Nov

    New front porch

    Awaiting decision Extension
    Small domestic

  • 57 Belmont Avenue Barnet EN4 9JS

    26/3532/192 Submitted 29 Sep 2026 150 yards away

    New front porch

    Granted Extension
    Small domestic

In Barnet

  • 26/3853/HSE Awaiting decision

    30 Goldsmith Avenue London NW9 7HB

    Single storey rear extension following demolition of the existing extension

    23 Oct 2026 Householder
  • 26/3856/HSE Awaiting decision

    229 Hale Drive London NW7 3EH

    Single storey rear extension

    23 Oct 2026 Householder
  • 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
  • 26/3841/HSE Awaiting decision

    Manor House West Heath Close London NW3 7NJ

    New metal framed pergola to upper ground floor rear terrace

    Received 22 Oct, published by the council 23 Oct 2026 Householder