47 ASHWOOD AVENUE HILLINGDON UB8 3LT

1. 27 Aug 2025

   Received by Hillingdon

2. 11 Sep 2025

   Decision issued: Permitted

3. 12 Aug 2026

   Added to PlanIndex

Hillingdon granted permission on 11 September 2025, 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.

A full application seeks permission for a complete, detailed proposal in one go, with siting, design, access and landscaping all fixed at this stage. More in our guide to planning application types.

• 43 PINEWOOD AVENUE HILLINGDON UB8 3LW

  80012/APP/2026/879 Submitted 7 Apr 2026 217m away

  87% historically approved · decision due ~13 Aug

  Erection of a single storey outbuilding to the rear garden for use as an office. (Retrospective)

  Decided Full applications 6 docs
  Small domestic

• 70 VIOLET AVENUE HILLINGDON UB8 3PT

  77036/APP/2022/2795 Submitted 6 Sep 2022 330m away

  Conversion of roofspace to a self-contained flat to include a rear dormer extension and 3 x front facing rooflights

  Granted Full applications Extension Loft or dormer 10 docs

• 77 CHAPEL LANE HILLINGDON UB8 3DR

  77878/APP/2023/533 Submitted 23 Feb 2023 334m away

  Conversion of roof space to habitable use to include a rear dormer, 3 front roof lights and conversion of roof from hip to gable end and removal of chimney stack. (Application for a Certificate of Lawful Development for a Proposed Development).

  Granted Full applications Loft or dormer 16 docs

• 13 HEATHER CLOSE HILLINGDON UB8 3QD

  77889/APP/2023/575 Submitted 27 Feb 2023 346m away

  Erection of an insulated log cabin at the bottom of the rear garden

  Granted Full applications 13 docs

• 77 VIOLET AVENUE HILLINGDON UB8 3PS

  79930/APP/2026/453 Submitted 22 Feb 2026 379m away

  Erection of a single storey rear extension.

  Granted Full applications Extension 9 docs
  Small domestic

• 29 LAVENDER ROAD HILLINGDON UB8 3PZ

  77921/APP/2023/796 Submitted 16 Mar 2023 452m away

  Erection of a single storey rear extension, which would extend beyond the rear wall of the original house by 4.00 metres, for which the maximum height would be 3.54 metres, and for which the height of the eaves would be 2.40 metres

  Granted Full applications Extension 12 docs
  Small domestic

• 80149/APP/2026/1572 Granted

  14 LADYGATE LANE RUISLIP HA4 7QU

  Erection of single storey side and rear wraparound extension, a front porch, amendments to fenestration and roof lights to the front, side and rear sloped roof, following the removal of the rear chimney and garden shed. (Description Amended)

  24 Jun 2026 Full applications
• 79879/APP/2026/1749 Granted

  21 NORTH AVENUE HAYES UB3 2JE

  Erection of part single storey, part double storey rear extension

  13 Jul 2026 Full applications
• 74889/APP/2026/1363 Granted

  32 MANOR ROAD HAYES UB3 2DG

  Erection of a first-floor rear extension.

  1 Jun 2026 Full applications
• 53073/APP/2026/1645 Granted

  50 MINET DRIVE HAYES UB3 3JW

  Erection of a part single storey, part two storey extension to the rear

  1 Jul 2026 Full applications
• 80172/APP/2026/1717 Refused

  6 SQUIRRELS TRADING ESTATE VIVEASH CLOSE HAYES UB3 4RZ

  Change of use from Class B8 to Class E retail

  8 Jul 2026 Full applications