39 Sandringham Road London NW11 9DR

1. 22 Sep 2025

   Received by Barnet

2. 10 Aug 2026

   Added to PlanIndex

3. Decision

   Awaiting decision

   Decision expected by 17 November 2025, 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.

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.

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.

• Ground Floor Flat 68 Hamilton Road London NW11 9EJ

  21/4827/FUL Submitted 6 Sep 2021 100 yards away

  Single storey rear extension

  Granted Full applications Extension 12 docs
  Small domestic

• 59 Hamilton Road London NW11 9EH

  25/4249/192 Submitted 23 Oct 2025 100 yards away

  Roof extension involving L Shaped rear dormer window and 2no. front facing rooflights and partial removal of chimney on outrigger projection.

  Granted Lawful development Extension Loft or dormer +1 7 docs

• 61 Montpelier Rise London NW11 9DU

  26/3281/PNH Submitted 9 Sep 2026 150 yards away

  56% historically approved · decision due ~4 Nov

  2no. single storey rear extensions with a proposed depth of 6.00 metres, a maximum height of 3.00 metres and an eaves height of 3.00 metres.

  Awaiting decision Prior approval Extension
  Small domestic

• 47 Elmcroft Crescent London NW11 9TA

  26/2545/PNH Submitted 7 Jul 2026 150 yards away

  56% historically approved · decision due ~11 Sep

  Single storey rear extension with a proposed depth of 4.2 metres, maximum height of 2.9 metres and eaves height of 2.9 metres, following demolition of existing single story rear extension.

  Awaiting decision Prior approval Extension Demolition
  Small domestic

• 69 Woodstock Avenue London NW11 9RH

  26/2733/FUL Submitted 23 Jul 2026 150 yards away

  63% historically approved · decision due ~24 Sep

  Roof extension involving hip to gable, rear dormer window and 3no front facing rooflights

  Decided Full applications Extension Loft or dormer +1 4 docs

• Ground Floor Flat 21 Elmcroft Crescent London NW11 9TB

  26/3306/FUL Submitted 10 Sep 2026 200 yards away

  63% historically approved · decision due ~5 Nov

  Single storey rear infill extension

  Awaiting decision Full applications Extension
  Small domestic

• 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