17 Northwick Avenue, Harrow, HA3 0AA

1. 31 Jul 2020

   Received by Brent

2. 25 Sep 2020

   Decision issued: Permission Granted

3. 25 Jul 2026

   Added to PlanIndex

Brent granted permission on 25 September 2020, 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.

• 19 Northwick Avenue, Harrow, HA3 0AA

  26/0169 Submitted 23 Jan 2026 50 yards away

  Proposed conversion of single-family dwellinghouse into 4x self-contained flats with demolition o...

  Granted New dwelling Demolition 14 docs
  Domestic

• 26 Northwick Avenue, Harrow, HA3 0AB

  20/2678 Submitted 28 Aug 2020 100 yards away

  Proposed single storey side extension to ground floor with 1 x rooflight and rear extension at first floor level to dwellinghouse.

  Granted Householder Extension Loft or dormer 6 docs
  Small domestic

• 52 Northwick Avenue, Harrow, HA3 0AB

  21/2410 Submitted 28 Jun 2021 100 yards away

  Erection of a single and two storey side extension, roof alteration to form a rear dormer window, reduction to existing single storey rear extension and alteration to front porch of dwellinghouse

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

• 46 Northwick Avenue, Harrow, HA3 0AB

  26/2669 Submitted 20 Oct 2026 100 yards away

  79% historically approved · decision due ~21 Dec

  Change of use from single dwellinghouse into 6x bed, 6x person HMO with conversion of garage into...

  Awaiting decision
  Domestic

• 46 Northwick Avenue, Harrow, HA3 0AB

  26/2092 Submitted 18 Aug 2026 100 yards away

  79% historically approved · decision due ~16 Oct

  Proposed conversion of garage into habitable room, erection of single-storey rear extension, hip-...

  Decided Extension 12 docs
  Small domestic

• 63 Kenton Road, Harrow, HA3 0AH

  24/1391 Submitted 22 May 2024 100 yards away

  Proposed change of use from C3 dwelling house to C2 care home for 4 children, with associated alterations for the conversion of garage into habitable room and replacement of garage door with window to dwellinghouse, alterations to front forecourt and front boundary treatment. (Revised Description).

  Refused Full applications Windows or glazing 14 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
• 26/2264 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
• 26/2202 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 10 Sep 2026 Householder