46 Birchen Grove, London, NW9 8SA

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

• 26/2403 Awaiting decision

  46 Birchen Grove, London, NW9 8SA

  Certificate of lawfulness for proposed rear dormer extension with Juliette balcony, hip-to-gable ...

  Submitted 21 Sep 2026
• 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

1. 6 Mar 2024

   Received by Brent

2. 25 Jul 2024

   Validated

   Checked as complete and ready for consideration.

3. 19 Sep 2024

   Decision issued: Permission Refused

4. 2 Aug 2026

   Added to PlanIndex

Brent refused this application for the reasons on the decision notice; only the applicant can appeal, and refused schemes often return in revised form. More in our guide to what happens after a planning decision.

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 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

  81% 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

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

  25/2471 Submitted 29 Aug 2025 50 yards 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

• 26/2300 Awaiting decision

  22 Plympton Avenue, London, NW6 7TJ

  Proposed single-storey side infill extension, replacement of ground floor rear door with window, and replacement of ground floor rear windows with sliding doors to dwellinghouse

  Received 10 Sep, published by the council 21 Sep 2026 Householder
• 26/2292 Awaiting decision

  116 Stag Lane, Edgware, HA8 5LL

  Demolition of existing side store and proposed single store side to rear extension, first floor part side and rear extension, front porch extension, hip to gable extension, rear dormer window with 4x front rooflights and removal of chimney stack to the dwellinghouse.

  Received 9 Sep, published by the council 21 Sep 2026 Householder
• 26/2264 Awaiting decision

  19 Littleton Road, Harrow, HA1 3SY

  Proposed demolition of existing garage, single storey side extension and single storey rear extension, and erection of a two-storey side extension, part single and part two storey rear extension, 1x side and 1x rear dormer extension, conversion of garage into habitable space with replacement of garage door with window, alteration to front, rear and side fenestration and removal of chimney to dwellinghouse.

  Received 7 Sep, published by the council 21 Sep 2026 Householder
• 26/2262 Awaiting decision

  1 Chestnut Grove, Wembley, HA0 2LX

  Demolition of existing conservatory, part two storey rear extension, single storey structure to side extension & front porch and erection of single-storey side to rear extension, erection of first floor rear extension, alterations to raised patio, addition of hipped roof to first-floor side extension, 1x front & 1x rear rooflight, replacement of roof tiles, alterations to fenestrations, rendering to elevations, front porch canopy with pillars, new front door & new garage door to dwellinghouse

  Received 7 Sep, published by the council 21 Sep 2026 Householder
• 26/2200 Awaiting decision

  55 Wembley Park Drive, Wembley, HA9 8HE

  Conversion of garage into part morning room & utility room with replacement of front garage door with window, proposed single-storey rear extension, part single part two-storey side infill extension, rear ground extension, roof extension, 2x side dormer and 2x rear dormer extensions, installation of 2x front rooflights and raised rear patio with steps to dwellinghouse

  Received 1 Sep, published by the council 21 Sep 2026 Householder