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
30,001Searchable applications
509Recorded as pending
78%Approval rate · 27,984 approved or refused records
6,080Refused applications

21,904 approved · 6,080 refused · 1,078 withdrawn. Received dates in our records: 11 Jun 2012 to 9 Oct 2026. Most recent record check: 18 Oct 2026. Counts reflect the last collected status; some records may be out of date.

Local planning information

Council sources checked 14 Sept 2026

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. Approval48125/TRE/2020/114

    To carry out tree surgery including, a reduction by 6-7m to the branches overhanging the alleyway to One Willow, T5 on TPO 511

    9 WILDER CLOSE RUISLIP

    Received 3 Jun 2020
  2. Approval27866/APP/2023/2597

    Erection of a part single, part double storey rear extension and a double storey side extension (revised description)

    13 ELMBRIDGE CLOSE RUISLIP

    Received 5 Sept 2023
  3. Prior Approval N/Req66572/APP/2022/2003

    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 3.10 metres, and for which the height of the eaves would be 2.72 metres

    30 THE CROFT RUISLIP MIDDX HA4 OSE

    Received 23 Jun 2022
  4. Approval53679/APP/2023/889

    Erection of a two storey side and single storey rear extension, amendments to fenestration including new rooflights.

    32 WATFORD ROAD NORTHWOOD

    Received 24 Mar 2023
  5. Undecided79552/APP/2026/2237

    The Proposal comprises of change of use from Class C3 (residential dwelling) to Class C4 (HMO for up to 4 persons) and erection of a single storey rear extension.

    8 PAGET ROAD UXBRIDGE UB10 0SW

    Received 17 Sept 2026
  6. Refusal76086/APP/2020/4110

    Two storey side/rear extension including demolition of existing conservatory

    30 THE CHANTRY HILLINGDON UB8 3RA

    Received 11 Dec 2020
  7. Refusal (Appealed)60595/APP/2019/1653

    Proposed telecommunications removal and replacement

    LAND AT JUNCTION OF PADDOCK ROAD & FIELD END ROAD RUISLIP

    Received 16 May 2019
  8. Approval69978/APP/2019/213

    Details pursuant to Condition 7 (landscaping) of planning ref:69978/APP/2018/417 Section 73 application seeking Minor Material Amendments to Condition 2 of planning permission ref: 69978/APP/2016/2564 dated 07-09-2017 (Demolition of 3 detached dwellings and redevelopment to provide 24 residential flats (13 x 1 bedroom units; 8 x 2 bedroom units; and 3 x 3 bedroom units), amenity space and associated car parking); namely to make internal and external alterations to the layout, changes to the unit mix to provide 8 x 1 bedroom, 13 x 2 bedroom and 3 x 3 bedroom units, dormers, windows, materials, removal of stair core and amendments to external landscaping, including the reorientation of bin stores and increase in the number of car parking spaces.

    36-40 RICKMANSWORTH ROAD NORTHWOOD

    Received 21 Jan 2019
  9. Approval75020/APP/2019/2599

    Construction of a new dropped kerb and parking space

    92 BARNHILL ROAD HAYES UB4 9AR

    Received 2 Aug 2019
  10. Refusal14521/APP/2019/467

    Enlargement of roofspace to create additional habitable roofspace to include 2 side dormers, 3 side rooflights and enlargement of rear gable end

    54 COPPERFIELD AVENUE HILLINGDON

    Received 7 Feb 2019
  11. Refusal10790/APP/2021/408

    First floor side/rear extension.

    14 OXFORD AVENUE HARLINGTON

    Received 1 Feb 2021
  12. Approval75988/APP/2020/3591

    External wall insulation to buildings, replacement roof coverings and installation of replacement windows/doors

    193-199 WEST END ROAD RUISLIP HA4 6NW

    Received 23 Oct 2020
  13. Approval2568/APP/2020/2196

    Erection of a two storey, two-bedroom dwelling house with outbuilding, car parking spaces, cycle and bin stores, landscaping and amenity space

    37 MOUNT ROAD HAYES

    Received 16 Jul 2020
  14. Approval75814/APP/2020/2626

    Conversion of roof space to habitable use to include a 2 rear rooflights and 3 front rooflights (Application for a Certificate of Lawful Development for a Proposed Development)

    32 PEERLESS DRIVE HAREFIELD UB9 6JG

    Received 19 Aug 2020
  15. Approval44583/APP/2021/1869

    Single storey side and rear extension

    199 HOYLAKE CRESCENT ICKENHAM

    Received 10 May 2021
  16. Approval21334/APP/2023/2707

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

    39 BOTWELL LANE HAYES

    Received 14 Sept 2023
  17. Approval40724/APP/2024/2555

    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)

    1 ASHFORD AVENUE HAYES

    Received 23 Sept 2024
  18. Prior Approval N/Req62076/APP/2022/510

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

    106 CROMWELL ROAD HAYES MIDDLESEX

    Received 18 Feb 2022
  19. Approval12629/APP/2022/655

    Conversion of garage into habitable accommodation with fenestration changes and erection of a single storey front and side infill extension

    17 BONIFACE ROAD ICKENHAM

    Received 28 Feb 2022
  20. Approval6653/APP/2019/164

    Part two storey, part single storey rear extension, two storey front extension, extension to roof to rear to allow for additional habitable roof space, conversion of garage to habitable use involving alterations to front and installation of open porch to front (Part Retrospective).

    1 HIGHFIELD DRIVE ICKENHAM

    Received 16 Jan 2019
  21. Prior Approval N/Req31117/APP/2020/1455

    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 2.95 metres, and for which the height of the eaves would be 2.95 metres

    79 MIDHURST GARDENS HILLINGDON

    Received 7 May 2020
  22. Withdrawn (P)585/APP/2024/3239

    Non-Material Amendment application to outline planning permission reference 585/APP/2017/2819 dated 14-03-2019 to introduce a new planning condition relating to CIL phasing.

    LAND EAST OF MONS BARRACK BLOCK ST ANDREW'S ROAD HILLINGDON ROAD UXBRIDGE

    Received 10 Dec 2024
  23. Approval28845/APP/2019/1049

    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)

    79 HAYES END DRIVE HAYES

    Received 28 Mar 2019
  24. Withdrawn (P)57325/APP/2023/2815

    Non-material amendment to planning permission ref. 57325/APP/2023/2010, dated 15-08-2023 (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 3.80 metres, and for which the height of the eaves would be 2.75 metres) to change from a pitched roof to a flat roof.

    26 HILLINGDON HILL HILLINGDON MIDDLESEX

    Received 25 Sept 2023

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

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Guides to planning records

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  • Understanding planning · 13 min read

    Planning application documents: what to read first

    Understand planning application documents, officer reports and decision notices. Use a reading checklist, document table and worked example to inspect a case.

  • Understanding planning · 13 min read

    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.

  • 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.

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.

Check collection coverage