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

1. 4 Jun 2018

   Received by Hillingdon

2. 19 Jul 2018

   Decision issued: Permitted

3. 16 Sep 2026

   Added to PlanIndex

Hillingdon granted permission on 19 July 2018, 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.

• MILK WOOD PARKWAY HILLINGDON UB10 9JX

  80318/APP/2026/2446 Submitted 19 Oct 2026 50 yards away

  86% historically approved · decision due ~14 Dec

  Erection of a single storey side extension.

  Awaiting decision Extension
  Small domestic

• 27 HOLM GROVE HILLINGDON UB10 9LZ

  77398/APP/2023/843 Submitted 21 Mar 2023 200 yards 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 200 yards 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  Withdrawn Full applications Loft or dormer 5 docs

• 13 HOLM GROVE HILLINGDON UB10 9LZ

  80160/APP/2026/1661 Submitted 2 Jul 2026 200 yards away

  Conversion of integral garage to habitable accommodation

  Granted

• 24 GROSVENOR CRESCENT HILLINGDON UB10 9ER

  80058/APP/2026/1128 Submitted 7 May 2026 250 yards away

  Conversion of roof space to habitable use to include a rear dormer and 3 front roof lights (Application for a Certificate of Lawful Development for a Proposed Development)

  Granted Full applications Loft or dormer 6 docs

• 252 LONG LANE HILLINGDON MIDDLESEX UB10 9PB

  74325/APP/2023/684 Submitted 8 Mar 2023 250 yards away

  Erection of part single storey, part double storey side and rear extensions.

  Granted Full applications Extension 6 docs
  Small domestic

• 16034/APP/2026/217 Awaiting decision

  ROSEDALE COLLEGE WOOD END GREEN ROAD HAYES UB3 2SE

  Details pursuant to the discharge of Condition 27 (Fire Strategy) of planning permission ref. 16034/APP/2023/2812, dated 10-01-2025 for 'Redevelopment of the Rosedale College site to provide improved teaching and sports facilities. Proposed works to include demolition and renovation of existing buildings, the erection of 2 new buildings, a plant room, social and dining canopies, multi-use games areas, sports fields and football pitches, new parking area and provision of associated infrastructure. Pupil number to remain unchanged).'

  Received 26 Jan, published by the council 26 Jul 2026 Full applications
• 3638/APP/2026/1538 Refused

  FORMER REGAL CINEMA 233 HIGH STREET UXBRIDGE UB8 1LD

  Change of use of existing nightclub (Sui Generis) to a banqueting suite (Sui Generis) and development of a hotel (Use Class C1) including the change of use of existing gymnasium (Use Class E) and associated landscaping, car, and cycle spaces (Part retrospective).

  Received 22 Jun, published by the council 3 Sep 2026 Full applications
• 80157/APP/2026/1606 Awaiting decision

  9 & 11 PINKWELL LANE HAYES UB3 1PQ

  Joint application for a single storey rear & front extension. Followed by demolition of existing rear conservatory & sheds.

  Received 29 Jun, published by the council 23 Aug 2026 Full applications
• 76676/APP/2026/2023 Awaiting decision

  87 NORTH VIEW EASTCOTE HA5 1PX

  Erection of a single storey wrap around side and rear extension

  Received 13 Aug, published by the council 3 Sep 2026 Full applications
• 22901/APP/2026/2013 Awaiting decision

  THE RANCHER RICKMANSWORTH ROAD HAREFIELD UB9 6JX

  Erection of single storey front infill and side extension

  Received 12 Aug, published by the council 3 Sep 2026 Full applications