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Planning application

138 Summers Lane London N12 0PX

Awaiting decision Barnet 26/3750/HSE Householder

Works: Extension Demolition 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 single, part two storey side and rear extension, following demolition of porch and rear projections. Relocation of front door. New vehicular access to provide off-street parking. (Amended Description).

As published by the council, reference 26/3750/HSE

Application record

Reference
26/3750/HSE
Category
Householder
Status
Pending Consideration
Received
16 Oct 2026
Validated
16 Oct 2026
Postcode
N12 0PX

Site history

Applications at this address on the Barnet register

This site has had 2 applications since 2026.

  • 26/3367/FUL Withdrawn

    138 Summers Lane London N12 0PX

    Conversion of the existing dwelling into 2no. self-contained flats including part single, part two storey side and rear extensions. New front vehicular access and hardstanding to provide off-street parking

    Submitted 15 Sep 2026 Full applications

Timeline

Dates from the published record

  1. 16 Oct 2026

    Received by Barnet

  2. 16 Oct 2026

    Added to PlanIndex

  3. Decision

    Awaiting decision

    Decision expected by 11 December 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.

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

  • 138 Summers Lane London N12 0PX

    26/3367/FUL Submitted 15 Sep 2026 50 yards away

    63% historically approved · decision due ~23 Nov

    Conversion of the existing dwelling into 2no. self-contained flats including part single, part two storey side and rear extensions. New front vehicular access and hardstanding to provide off-street parking

    Withdrawn Full applications New dwelling Extension
    Domestic

  • 96 Summers Lane London N12 0PX

    24/1287/HSE Submitted 2 Apr 2024 50 yards away

    Erection of a rear outbuilding to be used as an annexe to the main dwellinghouse

    Granted Householder 6 docs
    Small domestic

  • 30 Sunny Way London N12 0QB

    25/4374/HSE Submitted 3 Nov 2025 100 yards away

    Single storey side and rear extension following removal of existing shed. Single storey front porch extension

    Granted Householder Extension 8 docs
    Small domestic

  • 125 Summers Lane London N12 0QE

    26/1061/HSE Submitted 19 Mar 2026 150 yards away

    Single storey side and rear extension. First floor rear dormer and outrigger extension

    Withdrawn Householder Extension Loft or dormer 8 docs
    Small domestic

  • 120 Woodgrange Avenue London N12 0PS

    26/2513/192 Submitted 3 Jul 2026 200 yards away

    Roof extension involving rear dormer window and 3no. front facing rooflights

    Granted Lawful development Extension Loft or dormer +1 5 docs

  • 112 Woodgrange Avenue London N12 0PS

    26/0140/192 Submitted 14 Jan 2026 250 yards away

    80% historically approved · decision due ~12 Mar

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

    Awaiting decision Lawful development Extension Loft or dormer +1 2 docs

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