13 HOLM GROVE HILLINGDON UB10 9LZ

1. 2 Jul 2026

   Received by Hillingdon

2. 26 Jul 2026

   Added to PlanIndex

3. 26 Aug 2026

   Decision issued: Permitted

4. 30 Aug 2026

   Status changed to Approval

   Previously Undecided.

Hillingdon granted permission on 26 August 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.

The published feed does not state which type of application this is; the register entry on Hillingdon's portal will say. Our guide explains the common types.

• 27 HOLM GROVE HILLINGDON UB10 9LZ

  77398/APP/2023/843 Submitted 21 Mar 2023 0m away

  Conversion of roof space to habitable use to include 3 front facing dormer windows and 3 roof lights to the rear.

  Refused Full applications Loft or dormer Windows or glazing 6 docs

• 27 HOLM GROVE HILLINGDON UB10 9LZ

  77398/APP/2022/3685 Submitted 6 Dec 2022 0m away

  Conversion of roof space to habitable use to include 3 rear dormers and 3 no. roof lights (amended description)

  Withdrawn Full applications Loft or dormer 5 docs

• 269 LONG LANE HILLINGDON UB10 9JR

  75561/TRE/2026/36 Submitted 17 Feb 2026 132m away

  TPO 60 T13 to fell 1x Hawthorn down to stump and ground level.

  Granted Trees 7 docs

• St Helen's College (Lower School) 260a LONG LANE HILLINGDON UB10 9JX

  12821/APP/2018/2059 Submitted 4 Jun 2018 170m away

  Details pursuant to Condition 4 (Tree Protection) and 7 (Access Ramp) of planning permission Ref: 12821/APP/2018/377, dated 27.04.18 (Replacement of two portacabin classroom buildings with two new modular double classrooms)

  Granted Full applications Trees 10 docs

• 14 HARTSHILL CLOSE HILLINGDON MIDDLESEX UB10 9LH

  69802/APP/2021/2942 Submitted 28 Jul 2021 186m away

  Single storey rear extension (Application for a Certificate of Lawful Development for a Proposed Development)

  Granted Full applications Extension 9 docs
  Small domestic

• 79 VICTORIA AVENUE HILLINGDON UB10 9AJ

  76455/APP/2021/2020 Submitted 19 May 2021 236m 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 with new gable end window (Application for a Certificate of Lawful Development for a Proposed Development)

  Granted Full applications Loft or dormer Windows or glazing 7 docs