150 Chamberlayne Road, London, NW10 3JS

1. 16 Dec 2025

   Received by Brent

2. 12 Feb 2026

   Validated

   Checked as complete and ready for consideration.

3. 17 Apr 2026

   Decision issued: Permission Granted

4. 10 Aug 2026

   Added to PlanIndex

Brent granted permission on 17 April 2026, subject to any conditions on the decision notice. Work must normally begin within three years or the permission lapses. 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.

• 150 & 150A Chamberlayne Road, London, NW10 3JS

  25/3032 Submitted 28 Oct 2025 50 yards away

  Variation of condition 3 (Approved drawing(s) and/or document(s)) to allow Reduction in size of ground floor extension Omission of consented roof lantern from Extension of the second floor dormer over the existing outrigger of Full planning permission application reference 24/3147 dated 26/03/2025 for Proposed change of use to single-family dwellinghouse, demolition of rear ground floor lean-to extension and chimney to main roof, construction of single storey side to rear extension, rear dormer and first floor rear juliet balcony, replacement of 1no. 1st floor rear timber sash for uPVC sash window and 1no. 1st floor side timber casement window for uPVC casement window, addition of cycle storage, soft and hard landscaping.

  Withdrawn Amendments Extension Loft or dormer +2 2 docs
  Small domestic

• 139 Chamberlayne Road, London, NW10 3NT

  20/2533 Submitted 18 Aug 2020 50 yards away

  Certificate of lawfulness for proposed rear dormer and rear extension over outrigger with juliet balcony, 1 x side window, 1 x high level rear window and 3 x front rooflights to dwellinghouse.

  Granted Lawful development Extension Loft or dormer +1 11 docs
  Domestic

• 136A Chamberlayne Road, London, NW10 3JR

  21/0878 Submitted 11 Mar 2021 50 yards away

  Proposed single storey rear extension, alterations to rear and side fenestration and internal works to ground floor flat.

  Granted Full applications Extension Windows or glazing 7 docs
  Small domestic

• 132A Chamberlayne Road, London, NW10 3JR

  25/2355 Submitted 13 Aug 2025 50 yards away

  Demolition of existing rear lean-to extensions and proposed erection of single storey rear extension to ground floor flat.

  Granted Full applications Extension Demolition 7 docs
  Small domestic

• 166A Chamberlayne Road, London, NW10 3JT

  25/3257 Submitted 21 Nov 2025 100 yards away

  Excavation of new basement with lightwell and single storey rear extension to ground floor flat

  Granted Full applications Extension 9 docs
  Small domestic

• 31 Whitmore Gardens, London, NW10 5HG

  24/2691 Submitted 24 Sep 2024 100 yards away

  Certificate of lawfulness for proposed hip to gable extension, rear dormer window with Juliet balcony and 2x front rooflights to the dwellinghouse.

  Granted Lawful development Extension Loft or dormer +1 11 docs
  Domestic

• 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
• 26/2260 Awaiting decision

  19 Mitchell Way, London, NW10 0PT

  Proposed two storey rear extension and front porch extension with canopy to dwellinghouse.

  Received 4 Sep, published by the council 21 Sep 2026 Householder