111 Russell Lane London N20 0AZ

1. 2 Dec 2025

   Received by Barnet

2. 10 Aug 2026

   Added to PlanIndex

3. Decision

   Awaiting decision

   Decision expected by 27 January 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.

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.

• 129 Russell Lane London N20 0AZ

  25/3744/192 Submitted 11 Sep 2025 50 yards away

  80% historically approved · decision due ~6 Nov

  Single storey side extension. Roof extension involving hip to gable with rear dormer windows and 1no. side facing rooflight

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

• 115 Russell Lane London N20 0AZ

  26/2632/192 Submitted 14 Jul 2026 50 yards away

  79% historically approved · decision due ~8 Sep

  Erection of a rear outbuilding

  Awaiting decision

• 117 Russell Lane London N20 0AZ

  26/3177/HSE Submitted 28 Aug 2026 50 yards away

  77% historically approved · decision due ~28 Oct

  Single storey rear and side extension following demolition of existing rear projection and partial demolition of garage. Removal front entrance canopy

  Awaiting decision Householder Extension Demolition
  Small domestic

• 78 Russell Lane London N20 0AP

  26/3819/PNH Submitted 20 Oct 2026 50 yards away

  56% historically approved · decision due ~17 Dec

  2no. Single storey rear extensions with a proposed depth of 7.00 metres, maximum height of 3.60 metres and eaves height of 3.00 metres. Following demolition of the existing side/rear outrigger.

  Awaiting decision Prior approval Extension Demolition
  Small domestic

• 78 Russell Lane London N20 0AP

  26/3133/PNH Submitted 25 Aug 2026 50 yards away

  56% historically approved · decision due ~20 Oct

  2no. Single storey rear extension with a proposed depth of 7.00 metres, maximum height of 3.60 metres and eaves height of 3.00 metres. Following demolition of the existing side/rear outrigger. (Amended Description)

  Decided Prior approval Extension Demolition
  Small domestic

• 80 Russell Lane London N20 0AP

  25/4596/HSE Submitted 18 Nov 2025 100 yards away

  77% historically approved · decision due ~22 Jan

  Single storey side/rear extension with 1no. roof lantern following the partial demolition of existing garage. Roof extension involving a side dormer window. Erection of rear outbuilding following the demolition of existing (Amended Description)

  Awaiting decision Householder Extension Loft or dormer +2 7 docs
  Small domestic

• 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