31 Thirlmere Gardens, Wembley, HA9 8RH

1. 18 Nov 2025

   Received by Brent

2. 20 Jan 2026

   Decision issued: Permission Granted

3. 11 Aug 2026

   Added to PlanIndex

Brent granted permission on 20 January 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.

• 33 Thirlmere Gardens, Wembley, HA9 8RH

  21/2307 Submitted 21 Jun 2021 50 yards away

  Proposed part one storey part two storey side and rear extension, new front porch, rear dormer window, two front rooflights and a rear outhouse to dwellinghouse.

  Granted Householder Extension Loft or dormer +1 9 docs
  Small domestic

• 7 Thirlmere Gardens, Wembley, HA9 8RH

  21/1922 Submitted 25 May 2021 50 yards away

  Retrospective permission for demolition of single storey rear conservatory and erection of new single storey rear extension

  Granted Householder Extension Demolition 9 docs
  Small domestic

• 1 Thirlmere Gardens, Wembley, HA9 8RH

  20/0800 Submitted 9 Mar 2020 50 yards away

  Proposed conversion of dwelling into two-self contained residential flats with erection of a single storey rear extension, front infill extension to garage, replacement window and insertion of new door to rear elevation, subdivision of rear garden, provision of one off-street parking space, cycle and refuse storage

  Refused Full applications New dwelling Extension +1 8 docs
  Small domestic

• 25 Thirlmere Gardens, Wembley, HA9 8RH

  26/0947 Submitted 15 Apr 2026 50 yards away

  Certificate of lawfulness for proposed single storey outbuilding in rear garden of the dwellinghouse.

  Granted Lawful development 6 docs
  Small domestic

• 33 Thirlmere Gardens, Wembley, HA9 8RH

  24/2690 Submitted 24 Sep 2024 50 yards away

  Proposed part single and part two storey side and rear extension including garage, rear dormer window with 2x front rooflights, front porch extension and single storey rear outbuilding to the dwellinghouse.

  Granted Householder Extension Loft or dormer +1 9 docs
  Small domestic

• 33 Thirlmere Gardens, Wembley, HA9 8RH

  15/0307 Submitted 26 Jan 2015 50 yards away

  Erection of a part single and part two storey side and rear extension to include an integral garage and front porch (revised description).

  Granted Householder Extension 5 docs
  Small 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