15 Alexander Avenue, London, NW10 3QT

This site has had 2 applications since 2025: 1 approved, 1 refused.

• 26/0965 Granted

  15 Alexander Avenue, London, NW10 3QT

  Proposed part single part two-storey rear extension with 2x lantern rooflights and first floor Juliet balcony, rear basement extension, two-storey front extension, first floor front balcony and alterations to front bay windows, 2x hip to gable roof extensions, rear dormer extension with 3x Juliet balconies, replacement of roof tiles, 4x front rooflights, conversion of garage into store room, rendering to all elevations, brickwork to ground floor front elevation, alterations to fenestration, raised decking to rear, alteration to front boundary wall and hard and soft landscaping to front drive and rear garden of dwellinghouse.

  Decided 4 Aug 2026 Householder

1. 18 Sep 2025

   Received by Brent

2. 14 Oct 2025

   Validated

   Checked as complete and ready for consideration.

3. 5 Jan 2026

   Decision issued: Permission Refused

4. 11 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.

• 15 Alexander Avenue, London, NW10 3QT

  26/0965 Submitted 17 Apr 2026 0m away

  Proposed part single part two-storey rear extension with 2x lantern rooflights and first floor Juliet balcony, rear basement extension, two-storey front extension, first floor front balcony and alterations to front bay windows, 2x hip to gable roof extensions, rear dormer extension with 3x Juliet balconies, replacement of roof tiles, 4x front rooflights, conversion of garage into store room, rendering to all elevations, brickwork to ground floor front elevation, alterations to fenestration, raised decking to rear, alteration to front boundary wall and hard and soft landscaping to front drive and rear garden of dwellinghouse.

  Granted Householder Extension Loft or dormer +2 10 docs
  Small domestic

• 29 Alexander Avenue, London, NW10 3QT

  26/0586 Submitted 9 Mar 2026 0m away

  Proposed removal of a front brick boundary wall, addition of metal gate, railing and brick piers with soft and hard landscaping to front garden of dwellinghouse.

  Granted Householder 6 docs
  Small domestic

• 29 Alexander Avenue, London, NW10 3QT

  26/0578 Submitted 6 Mar 2026 0m away

  Proposed demolition of side utility room, rear kitchen, dressing room and ensuite, erection of double storey side and rear extension, enlargement of rear dormer, repositioning of 1x front rooflight, addition of 4x side rooflights, design of a new roof, alterations to rear and side fenestration, addition of cycle storage and glass summerhouse to rear garden of the dwellinghouse.

  Granted Householder Extension Loft or dormer +3 8 docs
  Domestic

• 3 Alexander Avenue, London, NW10 3QT

  26/0570 Submitted 6 Mar 2026 0m away

  Proposed demolition of existing dwellinghouse, erection of two-storey detached dwelling with basement and converted loft space, proposed pv panels to the side roof slope, addition of bin and cycle storage, soft and hard landscaping and boundary wall to front and rear garden (amended)

  Refused Full applications New dwelling Demolition 3 docs
  Small domestic

• 27 Alexander Avenue, London, NW10 3QT

  25/3550 Submitted 19 Dec 2025 0m away

  Non material amendment (Alteration to side extension comprising single-storey rear extension) of Householder planning permission application reference 25/1203 dated 16/06/2025 for Proposed conversion of garage into habitable room, removal of garage door and replaced with a window, single storey side infill extension to the dwellinghouse

  Granted Amendments Extension Windows or glazing 4 docs
  Small domestic

• 24 Alexander Avenue, London, NW10 3QS

  21/1473 Submitted 21 Apr 2021 37m away

  Proposed single storey rear extension, single storey side extension, rear dormer window, seven side rooflights and two front rooflights to dwellinghouse.

  Granted Householder Extension Loft or dormer +1 16 docs
  Small domestic

• 26/0944 Refused

  11 Briar Road, Harrow, HA3 0DP

  Retention of two-storey side extension with associated front balcony; conversion of attached garage to habitable room; part single-storey side infill extension; single-storey rear extension with raised patio; installation of 3x side rooflights & 1x rear rooflight; replacement of roof-tiles, front door, external windows, garage door and chimney stack; installation of external lighting to the front elevation; and installation of 4x retractable bollards, hardstanding, associated soft-landscaping, drainage channels and soakaway within forecourt of dwellinghouse (amended description)

  14 Apr 2026 Householder
• 26/0945 Granted

  11 Briar Road, Harrow, HA3 0DP

  Proposed two-storey side extension with associated front balcony; conversion of attached garage to habitable room; part single-storey side infill extension; single-storey rear extension with raised patio; installation of 3x side rooflights & 2x rear rooflights; replacement of roof-tiles; retention of front door; alterations to external windows; replacement of uPVC garage door with timber garage door; removal of external lighting on front elevation; reinstatement of chimney stack; and installation of hardstanding, associated soft landscaping, drainage channels and soakaway within forecourt of dwellinghouse (amended description)

  14 Apr 2026 Householder
• 26/0859 Granted

  56 Okehampton Road, London, NW10 3EP

  Proposed demolition of side garage, erection of two storey side extension, replacement of rear doors to ground floor, replacement of 4x windows and removal of 1x window and 1x door to side elevation, new front boundary wall and bin storage to front garden.

  2 Apr 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