18 Boxtree Road, Harrow Weald, Harrow, HA3 6TG

1. 21 Jan 2025

   Received by Harrow

2. 2 Sep 2026

   Added to PlanIndex

Harrow granted permission, 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.

Prior approval applies where permitted development rights already grant the principle of the work, leaving the council only the specific matters the rules name, commonly within 56 days. More in our guide to planning application types.

• 1, Park View Court, 1 Elms Road, Harrow Weald, Harrow, HA3 6BD

  PL/2694/25/PRIOR Submitted 17 Oct 2025 99m away

  Additional storey (height 3m) of development containing 2 flats on an existing detached block of flats - maximum overall height 11.8m (Prior approval of transport and highways impacts; air traffic and defence asset impacts; contamination risks; flooding risks; the external appearance of the building; the provision of adequate natural light in all habitable rooms of the new dwellinghouses; impact on the amenity of the existing building and neighbouring premises and impact on a protected view)

  Refused Prior approval New dwelling
  Several homes

• 380 High Road, Harrow, HA3 6HQ

  P/2136/18 Submitted 18 May 2018 123m away

  Single storey side to rear extension

  Granted Householder Extension 8 docs
  Small domestic

• 380 High Road, Harrow, HA3 6HQ

  P/1634/18 Submitted 17 Apr 2018 123m away

  Certificate of lawful development (proposed): single storey side to rear extension

  Decided Lawful development Extension 6 docs
  Small domestic

• 392 High Road, Harrow Weald, Harrow, HA3 6HQ

  P/3940/19 Submitted 11 Sep 2019 123m away

  Alterations to roof to form dutch barn gable ends; one dormer to each side roofslope and three dormers to rear roofslope

  Refused Householder Loft or dormer 24 docs
  Domestic

• 380 High Road, Harrow, HA3 6HQ

  P/0846/18/PRIOR Submitted 1 Mar 2018 123m away

  Single storey rear extension extending 8 metres beyond the original rear wall 3.1 Metres maximum height 3 metres high to the eaves

  Decided Householder Extension 4 docs
  Small domestic

• 380 High Road, Harrow Weald, Harrow, HA3 6HQ

  P/0601/18 Submitted 12 Feb 2018 123m away

  Replacement detached garage at front

  Granted Householder 8 docs
  Domestic

• PL/1797/26 Status unknown

  61 Uppingham Avenue, Stanmore, Harrow, HA7 2JB

  Single storey rear extension: 6.00 metres deep, 3.40 metres maximum height and 3.00 metres high to the eaves

  2 Jul 2026 Prior approval
• PL/1793/26 Status unknown

  36 Hinkler Road, Kenton, Harrow, HA3 9AU

  Single storey rear extension: 6.00 metres deep, 3.38 metres maximum height and 2.75 metres high to the eaves

  1 Jul 2026 Prior approval
• PL/1792/26 Status unknown

  3 Monro Gardens, Harrow Weald, Harrow, HA3 6HH

  Single storey rear extension: 6.50 metres deep, 3.20 metres maximum height and 3.00 metres high to the eaves

  1 Jul 2026 Prior approval
• PL/1794/26 Status unknown

  65 Dean Drive, Edgware, Stanmore, Harrow, HA7 1HB

  Single storey rear extension: 5.00 metres deep, 3.00 metres maximum height and 3.00 metres high to the eaves

  1 Jul 2026 Prior approval
• PL/1749/26 Status unknown

  22 Hazelwood Close, Harrow, HA2 6HD

  Single storey rear extension: 4.50 metres deep, 3.00 metres maximum height and 2.80 metres high to the eaves

  29 Jun 2026 Prior approval