57 Mowbray Road Edgware HA8 8JL

This site has had 2 applications since 2026: 0 approved, 1 refused.

• 26/1388/FUL Refused

  57 Mowbray Road Edgware HA8 8JL

  Part single, part two storey side and rear extensions including conversion of the existing garage into habitable room, insertion of window to replace the garage door. Installation of lantern to rear. Raised terrace area with associated balustrades and external stairs to garden level. Raised trellis fencing alongside shared boundary. Formation of basement level. New front porch. Roof extension involving rear dormer window and 3no. front facing rooflights. Conversion into 2no. self-contained dwellings. Associated amenity space, refuse storage, cycle store, and off-street parking. (Part Retrospective)

  Decided 29 Jun 2026 Full applications

1. 8 Jan 2026

   Received by Barnet

2. 10 Aug 2026

   Added to PlanIndex

3. Decision

   Awaiting decision

   Decision expected by 5 March 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.

• 57 Mowbray Road Edgware HA8 8JL

  26/1388/FUL Submitted 16 Apr 2026 50 yards away

  Part single, part two storey side and rear extensions including conversion of the existing garage into habitable room, insertion of window to replace the garage door. Installation of lantern to rear. Raised terrace area with associated balustrades and external stairs to garden level. Raised trellis fencing alongside shared boundary. Formation of basement level. New front porch. Roof extension involving rear dormer window and 3no. front facing rooflights. Conversion into 2no. self-contained dwellings. Associated amenity space, refuse storage, cycle store, and off-street parking. (Part Retrospective)

  Refused Full applications Extension Loft or dormer +1 15 docs
  Small domestic

• 9 Wolmer Gardens Edgware HA8 8PY

  25/4393/HSE Submitted 4 Nov 2025 150 yards away

  Single storey rear extension following demolition of the existing conservatory. Alterations to the existing patio area. Conversion of the existing garage into habitable room, insertion of window to replace garage door

  Granted Householder Extension Demolition +1 7 docs
  Small domestic

• 1 Wolmer Gardens Edgware HA8 8PX

  25/5107/HSE Submitted 18 Dec 2025 150 yards away

  Single storey rear extension following demolition of the existing rear extension. Conversion of the existing garage into habitable room, insertion of window to replace garage door. Changes of first floor flat roof to hipped roof [Amended Description]

  Granted Householder Extension Demolition +1 11 docs
  Small domestic

• 88 Edgware Way Edgware HA8 8JS

  25/3937/RCU Submitted 26 Sep 2025 150 yards away

  65% historically approved · decision due ~21 Nov

  Erection of fencing around part of the roof. Insertion of door into rear elevation of building, Use of roof as outdoor amenity space for nursery (class E) (Retrospective Application)

  Awaiting decision Amendments 8 docs

• 113 Edgwarebury Lane Edgware HA8 8NA

  26/0654/FUL Submitted 19 Feb 2026 150 yards away

  Conversion of the existing dwelling into 5no. self contained flats including two storey front, side and rear extension. Roof extension involving side dormer window and front, side and rear facing rooflights. Associated off-street parking and refuse and recycling storage

  Granted Full applications New dwelling Extension +2 18 docs
  Domestic

• 2 Wolmer Gardens Edgware HA8 8PZ

  26/2746/HSE Submitted 24 Jul 2026 200 yards away

  77% historically approved · decision due ~18 Sep

  Installation of render to external elevations

  Decided Householder 9 docs
  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
• 26/3863/HSE Awaiting decision

  12 Vale Drive Barnet EN5 2ED

  Single storey side and rear extension

  Received 23 Oct, published by the council 24 Oct 2026 Householder
• 26/3858/HSE Awaiting decision

  131 Rushgrove Avenue London NW9 6RG

  Single storey rear extension. New front porch

  Received 23 Oct, published by the council 24 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