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
27,023Searchable applications
441Recorded as pending
79%Approval rate · 25,188 approved or refused records
5,302Refused applications

19,886 approved · 5,302 refused · 1,017 withdrawn. Received dates in our records: 29 Aug 2019 to 5 Oct 2026. Most recent record check: 15 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 Counts reflect the last collected status; some records may be out of date.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. Refusal76594/APP/2021/4287

    Erection of two storey side and rear extension to create a new dwelling with parking and refuse storage, to existing adjoining dwelling house.

    13 LABURNUM AVENUE YIEWSLEY UB7 8LH

    Received 22 Nov 2021
  2. Approval69077/APP/2023/2309

    Erection of a single storey rear extension (revised description)

    ASHLEY NEW PARK ROAD HAREFIELD MIDDLESEX UB9 6EQ

    Received 4 Aug 2023
  3. Prior Approval N/Req75261/APP/2019/3808

    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

    57 CHESTNUT AVENUE YIEWSLEY UB7 8BU

    Received 25 Nov 2019
  4. Refusal50478/APP/2021/1385

    Change of use from builders merchant yard (Use Class B8) to vehicle repair garage (Sui Generis)

    64 DELAMERE ROAD HAYES

    Received 7 Apr 2021
  5. Withdrawn (P)37977/APP/2023/1599

    Details pursuant to Condition 34 (Noise) attached to planning permission reference 37977/APP/2018/1117 dated 19/10/2018 (Section 73 application for Removal of Condition 27 (Data Centre Use) and variation of Condition 6 (Approved documents) of planning permission 37977/APP/2017/1634 dated 14.08.17 (Section 73 application for variation of Conditions 5 (approved drawings), 6 (approved documents), 25 (insertion of mezzanine floors) and 27 (use as data centre) as attached to planning permission ref. 37977/APP/2015/1004 dated 14-12-2015: Hybrid Application for the phased comprehensive redevelopment of the site to provide an overall maximum gross floorspace of 45,000sqm of light industrial uses (Use Class B1c and/or Use Class B2) and/or storage and distribution uses (Use Class B8) and ancillary offices, together with servicing, parking, access roads and open space. Full planning permission is sought for Phase 1 containing 18,900sqm of floorspace in two buildings up to 16.2 metres in height (to ridge), together with associated highways works, open space, hard and soft landscaping, car parking and associated infrastructure. Outline planning permission is sought for Phase 2 for up to 26,100sqm of floorspace with all matters, except for access, reserved for later determination.)

    PROLOGIS PARK WEST LONDON HORTON ROAD YIEWSLEY UB7 9BN

    Received 31 May 2023
  6. Refusal (Appealed)76874/APP/2021/4261

    Erection of a single storey rear extension

    13 SKIPTON DRIVE HAYES UB3 1PL

    Received 18 Nov 2021
  7. Approval34251/APP/2020/429

    Single storey rear extension and conversion of garage to habitable use

    29 POTTER STREET NORTHWOOD

    Received 10 Feb 2020
  8. Undecided38571/APP/2026/429

    Conversion of roof space to habitable use on the front building to include roof lights and rear window dormer as a new 1-bed apartment, raising the ridge roof height by 1.5m of the rear building with a pitched roof, and amendments to fenestration.

    BURR HALL CHILTERN VIEW ROAD UXBRIDGE

    Received 18 Feb 2026
  9. Withdrawn (P)77236/APP/2022/1378

    Erection of a rear outbuilding

    35 PRIORY AVENUE HAREFIELD UB9 6AP

    Received 27 Apr 2022
  10. Approval59872/APP/2019/3852

    Redevelopment of the site to provide a mixed-use development comprising 134 residential units (C3 Use Class) and ground floor commercial floorspace (flexible A1/A2/A3/A5/B1 Use Class), with associated car parking, cycle parking and landscaping.

    1 VINYL SQUARE, THE OLD VINYL FACTORY BLYTH ROAD HAYES UB3 1HA

    Received 28 Nov 2019
  11. Approval12536/APP/2023/1332

    Erection of a single storey extension to the rear.

    36 HIGHFIELD DRIVE ICKENHAM

    Received 9 May 2023
  12. Refusal71679/APP/2021/1637

    Installation of a vehicular crossover

    126 WEST END ROAD RUISLIP MIDDLESEX

    Received 26 Apr 2021
  13. Approval585/APP/2023/73

    Non-material Amendment to planning application reference 585/APP/2017/2819 (Outline planning application with means of site access from the central access road (internal access, layout, scale, appearance and landscaping reserved for subsequent approval) for the erection of up to 90 dwellings (Use Class C3), sustainable urban drainage features and all other necessary ancillary and enabling works) to rectify a typographical error in Condition 7 part 2.d.

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

    Received 10 Jan 2023
  14. Undecided36728/APP/2025/3224

    Change of use from office premises (Class E) to a hotel (Class C1), with a rooftop extension, a double-height entrance extension, and associated internal and external alterations to provide 206 hotel rooms.

    CAPITAL PLACE 120 BATH ROAD HARLINGTON UB3 5AN

    Received 22 Dec 2025
  15. Approval75260/APP/2021/2945

    Single storey rear extension

    30 WESTHOLME GARDENS RUISLIP MIDDLESEX HA4 8QJ

    Received 28 Jul 2021
  16. Prior Approval N/Req10835/APP/2024/2139

    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 3.00 metres

    4 DICKENS AVENUE HILLINGDON

    Received 8 Aug 2024
  17. Approval64346/APP/2021/1608

    Erection of first floor side and rear extension

    65 HARLINGTON ROAD HILLINGDON

    Received 22 Apr 2021
  18. Approval28673/APP/2021/3643

    Single storey side extension, and the erection of a detached outbuilding for use as a gym (Application for a Certificate of Lawful Development for a Proposed Development)

    20 KEWFERRY DRIVE NORTHWOOD

    Received 28 Sept 2021
  19. Approval23407/APP/2020/2526

    First floor side/rear extension with extension to loft over new works

    THE SPINNEY VINE GROVE HILLINGDON

    Received 13 Aug 2020
  20. Approval9667/APP/2023/3565

    Details pursuant to the discharge of Conditions 3 (Materials) and 4 (Privacy Screening) of planning permission ref. 9667/APP/2023/2840, dated 20-11-2023 (Erection of part single, part double storey rear and side extensions with a render finish, following demolition of garage. Alterations to fenestration and new patio to rear)

    3C COURT ROAD ICKENHAM

    Received 11 Dec 2023
  21. Approval75634/APP/2021/284

    Conversion of roof space to habitable use to include a rear dormer and 3 front rooflights

    8 LAWRENCE GROVE UXBRIDGE UB10 0FF

    Received 23 Jan 2021
  22. Refusal78894/APP/2024/1815

    Roof extension from a hip to 'barn-gabled' roof form to create habitable roof space, removal of chimneys and construction of two dormer roof extensions with Juliette Balconies together with two rear and four front roof lights and the erection of a single storey side and rear extension.

    153 BURY STREET RUISLIP HA4 7TQ

    Received 7 Jul 2024
  23. Approval32642/APP/2022/3282

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

    133 ADELPHI CRESCENT HAYES

    Received 26 Oct 2022
  24. Approval52087/APP/2025/774

    Change of use of a five person HMO (C4) to a children's home for up to three children (C2)

    9 CHESTWOOD GROVE HILLINGDON

    Received 19 Mar 2025

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

View all applications

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

All planning guides
  • 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