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England · Local authority

London Borough of Hillingdon
Planning applications.

Explore collected planning applications and decisions for London Borough of Hillingdon. Search an address, application reference or proposal to find a record.

Collected application statistics

Collected records · All available dates
34,510Searchable applications
510Recorded as pending
77%Approval rate · 32,292 approved or refused records
7,336Refused applications

24,956 approved · 7,336 refused · 1,192 withdrawn. Received dates in our records: 1 Oct 2008 to 9 Oct 2026. Most recent record check: 19 Oct 2026. Counts reflect the last collected status; some records may be out of date.

Local planning information

Council sources checked 14 Sept 2026
Planning information Planning and building controlLocal plan Planning policyPre-application advice Pre-application process and feesArticle 4 directions Article 4 Directions

Conservation areas and Article 4 directions

Explore published planning boundaries and follow their source records for designation details. Coverage varies: an empty map does not mean there are no restrictions. Check the council’s current maps and documents before relying on a boundary.

Conservation areas39 mapped area records
Article 4 direction areas149 mapped area records1 identified HMO area records; remaining records unclassified

Interactive planning map loads with JavaScript. Dataset sources are linked below.

Download Article 4 coverage for all authorities (CSV)

Data downloaded 14 Sept 2026. Display boundaries are simplified and indicative. Map record counts are not a complete count of designations or directions.

Sources: Planning Data conservation areas and Article 4 direction areas. Contains public sector information licensed under the Open Government Licence v3.0.

More application records

  1. Approval76438/APP/2021/1923

    Part two storey, part single storey rear extension and front porch

    17 HAIG ROAD HILLINGDON UB8 3EE

    Received 12 May 2021
  2. Approval25113/APP/2019/302

    Single storey rear extension involving demolition of existing conservatory

    45 PINN WAY RUISLIP

    Received 25 Jan 2019
  3. Approval35997/APP/2024/22

    Erection of a single storey extension to the side of the dwelling (Application for a Certificate of Lawful Development for a Proposed Development).

    6 STATION ROAD COWLEY UXBRIDGE

    Received 4 Jan 2024
  4. Approval78817/APP/2024/1443

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

    75 MERTON AVENUE HILLINGDON UB10 9BL

    Received 30 May 2024
  5. Prior Approval N/Req25403/APP/2020/2248

    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 3.3 metres, and for which the height of the eaves would be 3 metres

    81 PARKFIELD AVENUE HILLINGDON

    Received 22 Jul 2020
  6. Approval68675/APP/2021/1091

    Conversion of the roofspace to habitable use including the creation of pitched roof over the existing single storey rear extension, by extending the existing ridge, with side rooflights and the creation of a rear gable end.

    14 HILLSIDE ROAD NORTHWOOD HA6 1QA

    Received 19 Mar 2021
  7. Approval58751/APP/2022/498

    Conversion of roof space to habitable use to include a rear dormer roof extension and conversion of roof from hip to gable end (Application for a Certificate of Lawful Development for a Proposed Development).

    163 TUDOR ROAD HAYES

    Received 16 Feb 2022
  8. Refusal (Appealed)63191/ADV/2018/41

    Display of an internally illuminated digital LED screen to both side of the proposed free standing InLink

    FOOTPATH FRONTING 91 AND 93 HIGH STREET RUISLIP

    Received 29 Jun 2018
  9. Approval79961/APP/2026/616

    Erection of a single storey extension to the side, erection of a part single storey, part double storey extension to the rear, all following the demolition of existing detached garage at the rear.

    30 WEST ROAD WEST DRAYTON UB7 9LG

    Received 10 Mar 2026
  10. Approval79591/APP/2025/1920

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

    113 HARLINGTON ROAD HILLINGDON UB8 3JA

    Received 17 Jul 2025
  11. Refusal35282/APP/2023/2346

    Conversion of roof space to habitable use to include a rear dormer, 2 front roof lights and the conversion from a hip roof to gable end. Alterations to existing two storey rear extension to increase roof ridge. Erection of a single storey side extension.

    119 WOODLANDS AVENUE RUISLIP

    Received 7 Aug 2023
  12. Approval6683/APP/2021/2092

    Details pursuant to condition 4 (materials) of planning consent ref 6683/APP/2020/4068 (Demolition of existing buildings, construction of new single storey permanent school building to rear, construction of temporary teaching accommodation for part of construction period at ground and first floor levels, new hard and soft landscaping)

    DOUAY MARTYRS SCHOOL, CARDINAL HUME CAMPUS 86 LONG LANE ICKENHAM

    Received 24 May 2021
  13. Approval52701/APP/2023/1035

    Conversion of roof space to habitable use including the formation of a new pitched roof with rear facing dormer, one side facing roof window and two front-facing roof windows.

    3 MANOR ROAD RUISLIP

    Received 6 Apr 2023
  14. Refusal (Appealed)12883/APP/2022/3362

    Erection of a part single storey, part double storey side extension and double storey rear extension with loft conversion and roof lights

    261 LONG LANE HILLINGDON

    Received 3 Nov 2022
  15. Approval17401/APP/2019/2407

    Replacement of roof; thermal upgrading to the external facade and general refurbishment works (application for Listed Building Consent)

    LADY BANKES INFANT AND JUNIOR SCHOOL DAWLISH DRIVE RUISLIP HA4 9SF

    Received 18 Jul 2019
  16. Approval75410/APP/2020/565

    Single storey rear extension

    4 CANAL WAY HAREFIELD UB9 6TG

    Received 18 Feb 2020
  17. Approval45979/APP/2023/1366

    Conversion of roof space to habitable use to include a rear dormer, 2 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)

    120 LONG DRIVE RUISLIP

    Received 11 May 2023
  18. Approval18562/APP/2025/2735

    Internal alterations to a Grade II listed building including the creation of an open plan dining and kitchen area with associated structural supports, and the removal and alteration of selected internal walls, doors, linings, and architraves. Erection of a new internal wall reusing joinery, widening an existing doorway to install a matching door with side leaf, and blocking up another doorway with like-for-like finishes and reinstated skirting. No external works, extensions, or alterations to windows or doors are proposed (Application for Listed Building Consent)

    FERRING PHARMACEUTICALS LTD, DRAYTON HALL CHURCH ROAD WEST DRAYTON UB7 7PS

    Received 24 Oct 2025
  19. Prior Approval N/Req38366/APP/2018/4294

    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 metres, and for which the height of the eaves would be 3 metres

    6 PRIORS GARDENS RUISLIP HA4 6UG

    Received 10 Dec 2018
  20. Approval14128/APP/2020/2797

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

    51 CORNWALL ROAD RUISLIP

    Received 3 Sept 2020
  21. Approval79855/ADV/2026/6

    Installation of 1no. BT Street Hub Unit and associated advertisement panels on either side of the unit.

    Land adjacent to 17 VICTORIA ROAD RUISLIP HA4 9AA

    Received 5 Jan 2026
  22. Approval1906/APP/2019/1887

    Erection of a modular unit comprising of two classrooms with all associated external works, involving the demolition of existing unit

    WHITEHEATH JUNIOR SCHOOL WHITEHEATH AVENUE RUISLIP HA4 7PR

    Received 4 Jun 2019
  23. Approval19698/APP/2022/3545

    Conversion of roof space to habitable use to include a rear dormer with 3 front roof lights and conversion of roof from hip to gable ends with new gable end windows

    74 THORNHILL ROAD ICKENHAM

    Received 21 Nov 2022
  24. Prior Approval N/Req13036/APP/2018/2568

    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 4 metres, and for which the height of the eaves would be 3 metres

    64 CORONATION ROAD HAYES

    Received 11 Jul 2018

Records are ordered by application ID, not submission date. Use search to find a particular address or proposal.

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Researching a proposal in London Borough of Hillingdon

Start with the address or application reference. Open a record to read the proposal, dates and available documents, then check the official register for the latest plans and consultation details. If nothing appears, check coverage before treating the result as a complete planning history.

How to search planning applications

Guides to planning records

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    Planning permission drawings: how to read plans

    Read planning drawings, floor plans, elevations and sections. Use labelled diagrams, a drawing comparison table and revision checks to understand a proposal.

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  • Property research · 13 min read

    Planning approval rates: how to read council statistics

    Understand planning approval rates with an interactive calculator, worked examples and comparison table. Check sample sizes, outcomes and coverage before comparing.

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What these statistics cover

These figures describe applications collected by PlanningTrack for London Borough of Hillingdon, across all dates currently available. They are a partial dataset, rather than an authority-wide performance measure. The date range does not establish continuous historical coverage.

The approval percentage is approved records divided by approved plus refused records. Pending, withdrawn and unknown outcomes are excluded. No percentage is shown until there is an approved or refused record.

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