8 CAVENDISH AVENUE RUISLIP HA4 6QH

1. 5 Jun 2026

   Received by Hillingdon

2. 25 Jun 2026

   Validated

   Checked as complete and ready for consideration.

3. 26 Jul 2026

   Added to PlanIndex

4. 19 Aug 2026

   Decision issued: Permitted

5. 30 Aug 2026

   Status changed to Approval

   Previously Undecided.

Hillingdon granted permission on 19 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.

• 16 CAVENDISH AVENUE RUISLIP HA4 6QH

  79211/APP/2024/3201 Submitted 5 Dec 2024 50 yards away

  Erection of a single storey rear extension, which would extend beyond the rear wall of the original house by 3.60 metres, for which the maximum height would be 3.40 metres, and for which the height of the eaves would be 3.00 metres.

  Granted Full applications Extension 11 docs
  Small domestic

• 6 DUDLEY DRIVE RUISLIP HA4 6QN

  80297/APP/2026/2355 Submitted 6 Oct 2026 50 yards away

  86% historically approved · decision due ~1 Dec

  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 2.90 metres, and for which the height of the eaves would be 2.90 metres

  Awaiting decision Extension
  Small domestic

• 45 CAVENDISH AVENUE RUISLIP HA4 6QJ

  79111/APP/2024/2762 Submitted 17 Oct 2024 50 yards away

  Erection of a single storey rear extension.

  Granted Full applications Extension 14 docs
  Small domestic

• 2 ACOL CRESCENT RUISLIP MIDDLESEX HA4 6QP

  68605/APP/2018/2207 Submitted 14 Jun 2018 100 yards away

  Conversion of roofspace to habitable use to include a rear dormer, 2 front rooflights and conversion of roof from hip to gable end with a new gable end window (Application for a Certificate of Lawful Development for a Proposed Development)

  Granted Full applications Loft or dormer Windows or glazing 8 docs

• 30 STATION APPROACH SOUTH RUISLIP HA4 6RY

  69472/APP/2025/2500 Submitted 26 Sep 2025 150 yards away

  Installation of dropped kerb.

  Granted Full applications 6 docs

• 30 STATION APPROACH SOUTH RUISLIP HA4 6RY

  69472/APP/2025/2412 Submitted 17 Sep 2025 150 yards away

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

  Granted Full applications Extension 5 docs
  Small domestic