46 Birchen Grove, London, NW9 8SA

This site has had 4 applications since 2024: 0 approved, 2 refused.

• 26/1342 Awaiting decision

  46 Birchen Grove, London, NW9 8SA

  Proposed demolition of existing side garage, erection of part single part two storey side to rear extension, front porch extension, rear dormer extension and removal of chimney stack to the dwellinghouse.

  Submitted 28 May 2026 Householder
• 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. 21 Sep 2026

   Received by Brent

2. 12 Oct 2026

   Validated

   Checked as complete and ready for consideration.

3. 19 Oct 2026

   Added to PlanIndex

4. Decision

   Awaiting decision

   Decision expected by 7 December 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's median decision took 56 days. More in our guide to how long planning decisions take.

The published feed does not state which type of application this is; the register entry on Brent's portal will say. Our guide explains the common types.

• 84 Birchen Grove, London, NW9 8SA

  26/1580 Submitted 22 Jun 2026 50 yards away

  Proposed dropped kerb for vehicular access and provision of 1x off street parking space to the fr...

  Granted 11 docs

• 42 Birchen Grove, London, NW9 8SA

  25/2343 Submitted 12 Aug 2025 50 yards 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 50 yards away

  82% historically approved · decision due ~11 May

  Variation of condition 2 (Approved Drawings) to allow for: reduced set back of two storey side extension and alteration to roof form, alteration to ground floor rear extension and rear steps, alterations to rear dormer and alterations to fenestration 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 12 docs
  Domestic

• 46 Birchen Grove, London, NW9 8SA

  26/1342 Submitted 28 May 2026 50 yards away

  84% historically approved · decision due ~7 Aug

  Proposed demolition of existing side garage, erection of part single part two storey side to rear extension, front porch extension, rear dormer extension and removal of chimney stack to the dwellinghouse.

  Awaiting decision Householder Extension Loft or dormer +1 6 docs
  Small domestic

• 46 Birchen Grove, London, NW9 8SA

  25/2753 Submitted 29 Sep 2025 50 yards 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 50 yards 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