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Planning application

50 DIAMOND ROAD RUISLIP HA4 0PG

Awaiting decision Hillingdon 77923/APP/2025/2146

Works: Extension Small domestic

Read from the description, not a valuation. How we read the register

Still open. Anyone can comment while the consultation period runs, and comments go to the council rather than to us.

Proposal

Erection of a single storey rear extension (Retrospective Planning Application)

As published by the council, reference 77923/APP/2025/2146

Application record

Reference
77923/APP/2025/2146
Status
Approval
Received
8 Aug 2025
Postcode
HA4 0PG

Site history

Applications at this address on the Hillingdon register

This site has had 3 applications since 2025: 2 approved, 0 refused.

  • 77923/APP/2026/488 Granted

    50 DIAMOND ROAD RUISLIP HA4 0PG

    Erection of a single storey wraparound side extension and front porch.

    Decided 23 Apr 2026 Full applications
  • 77923/APP/2026/404 Granted

    50 DIAMOND ROAD RUISLIP HA4 0PG

    Erection of single storey outbuilding to rear garden (Application for a Certificate of Lawful Development for a Proposed Development)

    Decided 21 Apr 2026 Full applications

Timeline

Dates from the published record

  1. 8 Aug 2025

    Received by Hillingdon

  2. 7 Aug 2026

    Added to PlanIndex

  3. Decision

    Awaiting decision

    Decision expected by 3 October 2025, 8 weeks from validation under the statutory target for most applications. Extensions of time are common and are agreed case by case.

    Hillingdon took a median of 58 days over the applications it decided in the last year.

What happens while it is decided

This application is with Hillingdon for determination, against a statutory target of eight weeks. Over the last year Hillingdon's median decision took 58 days. More in our guide to how long planning decisions take.

About this record

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.

Nearby applications

Within 500 metres

  • 50 DIAMOND ROAD RUISLIP HA4 0PG

    77923/APP/2026/488 Submitted 24 Feb 2026 0m away

    Erection of a single storey wraparound side extension and front porch.

    Granted Full applications Extension 5 docs
    Small domestic

  • 18 DIAMOND ROAD RUISLIP HA4 0PG

    80128/APP/2026/1465 Submitted 15 Jun 2026 0m away

    Conversion of roof space to habitable use to include a rear dormer with Juliette balcony, 1 x front roof light and conversion of roof from hip to gable end, erection of single storey rear extension, and erection of outbuilding to rear garden (Application for a Certificate of Lawful Development for a Proposed Development)

    Granted Full applications Extension Loft or dormer 16 docs
    Small domestic

  • 50 DIAMOND ROAD RUISLIP HA4 0PG

    77923/APP/2026/404 Submitted 16 Feb 2026 0m away

    Erection of single storey outbuilding to rear garden (Application for a Certificate of Lawful Development for a Proposed Development)

    Granted Full applications 4 docs
    Small domestic

  • 28 JUBILEE DRIVE RUISLIP HA4 0PQ

    76561/APP/2021/2639 Submitted 4 Jul 2021 53m away

    Erection of a single storey rear extension, which would extend beyond the rear wall of the original house by 4 metres, for which the maximum height would be 3.7 metres, and for which the height of the eaves would be 2.9 metres

    Granted Full applications Extension 6 docs
    Small domestic

  • 28 JUBILEE DRIVE RUISLIP HA4 0PQ

    76561/APP/2021/2784 Submitted 15 Jul 2021 53m away

    Conversion of roof space to habitable use to include a rear dormer and 2 front roof lights (Application for a Certificate of Lawful Development for a Proposed Development)

    Granted Full applications Loft or dormer 6 docs

  • 30 JUBILEE DRIVE RUISLIP MIDDLESEX HA4 0PQ

    69300/APP/2026/353 Submitted 11 Feb 2026 53m 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 3.00 metres, and for which the height of the eaves would be 2.90 metres.

    Granted Full applications Extension 7 docs
    Small domestic