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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
33,661Searchable applications
509Recorded as pending
77%Approval rate · 31,472 approved or refused records
7,099Refused applications

24,373 approved · 7,099 refused · 1,179 withdrawn. Received dates in our records: 11 Jun 2012 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 Counts reflect the last collected status; some records may be out of date.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. Approval53799/APP/2024/1442

    Replacement of existing timber cladding and render with non-combustible materials and replacement of defective window and doors.

    BOLEYN COURT 9 BOTWELL LANE HAYES UB3 2BL

    Received 29 May 2024
  2. Approval21081/APP/2022/1460

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

    31 CAMPDEN ROAD ICKENHAM

    Received 9 May 2022
  3. Refusal23407/APP/2020/1791

    Single storey front extension, first floor rear extension with extension to loft conversion over new works together with a change to the roof profile of the existing two storey side extension from flat roof to a gable end, including a gable to the front

    THE SPINNEY VINE GROVE HILLINGDON

    Received 12 Jun 2020
  4. Approval35282/APP/2023/3483

    Erection of single storey rear/side infill extensions.

    119 WOODLANDS AVENUE RUISLIP

    Received 1 Dec 2023
  5. Approval52818/APP/2019/1520

    Single storey rear extension

    227 WHITBY ROAD RUISLIP

    Received 7 May 2019
  6. Approval10025/APP/2024/201

    Conversion of roof space to habitable use to include a rear dormer with juliette balcony (Application for a Certificate of Lawful Development for a Proposed Development)

    37 PARKFIELD AVENUE HILLINGDON

    Received 25 Jan 2024
  7. Approval59963/APP/2024/849

    Amendments to front fenestrations involving removal of garage doors (already converted to additional living room) and replacement with 2 windows.

    11 LAWSON GARDENS EASTCOTE PINNER

    Received 2 Apr 2024
  8. Approval16533/APP/2021/3864

    Single storey rear extension following demolition of existing extension

    89 SWAKELEYS DRIVE ICKENHAM

    Received 17 Oct 2021
  9. Refusal (Appealed)12133/APP/2022/1824

    Erection of a part single, part double front extension and a single storey rear extension with a raised patio

    132 NORTHWOOD WAY NORTHWOOD

    Received 6 Jun 2022
  10. Approval78267/APP/2023/2632

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

    273 LONG DRIVE RUISLIP HA4 0HT

    Received 6 Sept 2023
  11. Refusal (Appealed)59872/APP/2021/4268

    Details pursuant to the discharge of Condition 4 (Podium Access Plan) in relation to planning application reference 59872/APP/2020/342 approved 19-06-20 (Section 73 application to vary the approved plans list condition of application reference 59872/APP/2018/1107 dated 06/12/2018 (Reserved Matters Application regarding the appearance and landscaping for Phase 3B 'The Assembly Buildings' of The Old Vinyl Factory site, as required by Conditions 2 and 3 of planning permission ref. 59872/APP/2013/3775 dated 31/07/2014)).

    THE OLD VINYL FACTORY BLYTH ROAD HAYES UB3 1DR

    Received 19 Nov 2021
  12. Refusal58414/APP/2019/411

    Part two storey, part single storey rear extension, first floor side/rear extension, porch to front and conversion of roofspace to habitable use to include a rear dormer

    4 RICHARDS CLOSE HARLINGTON

    Received 4 Feb 2019
  13. Withdrawn (P)1331/APP/2024/67

    Details pursuant to the partial discharge of Condition 16 (Hard and Soft Landscaping - Block F3/F4 Only) as attached to planning permission reference 1331/APP/2019/2314 dated 28-06-2021 (Development of 4 no. new buildings comprising residential units (in addition to those approved under planning permission ref: 1331/APP/2017/1883), a basement extension to Block B, flexible commercial uses (Class E) and associated landscaping, access, car parking and other engineering works).

    Block F3/F4, Former Nestle Factory NESTLES AVENUE HAYES

    Received 11 Jan 2024
  14. Refusal59314/APP/2018/3737

    Details pursuant to condition 10 (Sustainable water management) of planning permission Ref: 59314/APP/2016/2898 dated 23/12/2016 (Erection of a three storey building with habitable roof space to contain 8 x self-contained flats with associated parking and landscaping, involving demolition of the existing dwelling houses)

    91 FALLING LANE YIEWSLEY UB7 8AD

    Received 22 Oct 2018
  15. Prior Approval N/Req63534/APP/2019/1230

    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 3.35 metres, and for which the height of the eaves would be 2.8 metres

    4 ROWAN ROAD WEST DRAYTON MIDDLESEX UB7 7UA

    Received 9 Apr 2019
  16. Approval31653/APP/2022/1850

    Erection of part two storey, part single storey siderear extension, involving demolition of existing single storey side extension

    91 VICTORIA AVENUE HILLINGDON

    Received 8 Jun 2022
  17. Approval22255/TRE/2018/230

    To carry out tree surgery, including a crown reduction by up to 2m, to one oak, T1 on TPO 76.

    21 HOWLETTS LANE RUISLIP

    Received 7 Dec 2018
  18. Approval11951/APP/2023/283

    Erection of a front extension with gable roof, including fenestration changes, removal of a front dormer and alterations to existing roof profile. Alterations to existing side and rear dormers and erection of 1 no. side dormer. Removal of chimney to rear and erection of part two storey, part single storey rear extensions.

    74 THE CHASE EASTCOTE PINNER

    Received 30 Jan 2023
  19. Approval585/APP/2018/3020

    Details pursuant to the partial discharge of Condition 54 (Air Pollution Mitigation) for Phases 4 and 6 of planning application reference 585/APP/2015/848 (Variation of condition 5 of planning permission ref: 585/APP/2009/2752 dated 18/01/2012 (redevelopment of former RAF Uxbridge site) to amend approved plans and drainage strategy regarding the Town Centre Extension phase of the development).

    ST ANDREWS PARK HILLINGDON ROAD UXBRIDGE UB10 0GJ

    Received 15 Aug 2018
  20. Approval19156/APP/2023/485

    Conversion of existing dwellinghouse (Class C3) to a 6 person HMO (Class C4) with associated landscaping and refuse storage.

    33 DELLFIELD CRESCENT COWLEY

    Received 20 Feb 2023
  21. Approval32430/APP/2018/3502

    Single storey rear extension

    48 SELAN GARDENS HAYES

    Received 1 Oct 2018
  22. Approval35888/TRE/2020/170

    To remove One Hornbeam (PS5 on application), within Area 1 on TPO 95.

    26 LINKSWAY NORTHWOOD

    Received 14 Jul 2020
  23. Refusal79155/APP/2024/2958

    Conversion of roof space to habitable use to include a hip to gable roof extension, new side facing windows, rear dormer and front rooflights. Installation of rear balcony at first floor level with alterations to rear and side elevation fenestrations (amended description)

    66A EAST AVENUE HAYES

    Received 8 Nov 2024
  24. Approval63099/APP/2024/2434

    Details pursuant to the discharge of Condition 23 (Photovoltaic Panels) of planning permission reference 63099/APP/2023/1608, dated 10.04.2024, for the 'The demolition of existing structures and redevelopment for Use Classes E(g)(iii), B2 and B8 (applied flexibly) including hard and soft landscaping, servicing and associated works.'

    LAND AT AINSCOUGH CRANES, UNIT 84, HAYES INDUSTRIAL PARK SWALLOWFIELD WAY HAYES

    Received 10 Sept 2024

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 application documents: what to read first

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  • 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.

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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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