46 Birchen Grove, London, NW9 8SA

This site has had 3 applications since 2024: 0 approved, 2 refused.

• 25/2753 Refused

  46 Birchen Grove, London, NW9 8SA

  Proposed single storey outbuilding in rear garden of the dwellinghouse.

  Decided 24 Nov 2025 Full applications
• 24/0604 Refused

  46 Birchen Grove, London, NW9 8SA

  Proposed part single part two-storey rear extension, hip-to-gable roof extension with rear dormer, installation of window to side elevation and installation of 3x front rooflights to dwellinghouse.

  Decided 19 Sep 2024 Householder

1. 28 May 2026

   Received by Brent

2. 12 Jun 2026

   Validated

   Checked as complete and ready for consideration.

3. 25 Jul 2026

   Added to PlanIndex

4. Decision

   Awaiting decision

   Decision expected by 7 August 2026, 8 weeks from validation under the statutory target for most applications. Extensions of time are common and are agreed case by case.

   Brent took a median of 56 days over the applications it decided in the last year.

This application is with Brent for determination, against a statutory target of eight weeks. Over the last year Brent decided householder applications in a median of 64 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.

• 42 Birchen Grove, London, NW9 8SA

  25/2343 Submitted 12 Aug 2025 0m away

  Construction of outbuilding and hardstanding with associated increase in ground levels to rear garden of dwellinghouse.

  Granted Householder 8 docs
  Small domestic

• 42 Birchen Grove, London, NW9 8SA

  26/0366 Submitted 14 Feb 2026 0m away

  83% historically approved · decision due ~11 May

  Variation of condition 2 (Approved Drawings) to allow increased set back and increase in roof height to two storey side extension of Householder application reference 25/0165 dated 23/05/2025 for Demolition of garage/side extension and erection of a single and two storey side and rear extension, rear dormer window and roof extension to dwellinghouse.

  Awaiting decision Amendments Extension Loft or dormer +2 9 docs
  Domestic

• 46 Birchen Grove, London, NW9 8SA

  25/2753 Submitted 29 Sep 2025 0m away

  Proposed single storey outbuilding in rear garden of the dwellinghouse.

  Refused Full applications 8 docs
  Small domestic

• 22 & 22A Birchen Grove, London, NW9 8SA

  25/2559 Submitted 8 Sep 2025 0m away

  Proposed de-conversion of 2x self-contained flats into 1x single-family dwellinghouse, erection of single-storey rear extension with raised terrace, hip to gable-end roof extension, rear dormer with Juliet balcony, 2x front rooflights, 1x second-floor side window, alteration to single-storey side extension roof and front porch (amended description)

  Granted Full applications New dwelling Extension +2 10 docs
  Small domestic

• Flats 1-6 inc, 10 Blackbird Court, Birchen Grove, London, NW9 8SA

  25/2471 Submitted 29 Aug 2025 0m away

  Change of use from x6 studio flats to a 5 bed/5 persons HMO with alterations to front elevation, associated cycle storage and soft landscaping to rear garden

  Granted Full applications New dwelling 10 docs

• 84 Birchen Grove, London, NW9 8SA

  26/0484 Submitted 25 Feb 2026 0m away

  Proposed vehicular crossover and provision of 2x off street parking spaces to the front of the property.

  Refused Full applications 12 docs

• 26/2202 Awaiting decision

  55 Wembley Park Drive, Wembley, HA9 8HE

  Proposed demolition of garage and erection of single-storey rear extension, two-storey side extension, hip to gable roof-end, 2x side dormer extension and 2x rear dormer extension, 2x front rooflight and raised patio to dwellinghouse.

  1 Sep 2026 Householder
• 26/1190 Refused

  244 Willesden Lane, Willesden, London, NW2 5RE

  Demolition of conservatory and shed, and erection of a single-storey side infill and rear extension, installation of a door to the side elevation and erection of a new masonry side boundary wall to the dwellinghouse.

  12 May 2026 Householder
• 26/0867 Refused

  14 Mount Pleasant Road, London, NW10 3EL

  Proposed erection of boundary wall, a bin store, pedestrian and vehicular access gates, associated hard and soft landscaping to front garden (revised description)

  2 Apr 2026 Householder
• 26/0420 Granted

  1 Hopefield Avenue, London, NW6 6LJ

  Proposed installation of powered step lift and new wall to front of dwellinghouse

  19 Feb 2026 Householder
• 26/0276 Granted

  40 Esmond Road, London, NW6 7HE

  Proposed demolition of existing rear outbuilding, erection of single storey rear outbuilding with air source heat pump, and landscaping to rear garden to the dwellinghouse

  4 Feb 2026 Householder