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
26,056Searchable applications
441Recorded as pending
79%Approval rate · 24,257 approved or refused records
5,026Refused applications

19,231 approved · 5,026 refused · 995 withdrawn. Received dates in our records: 25 Nov 2019 to 5 Oct 2026. Most recent record check: 14 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 Counts reflect the last collected status; some records may be out of date.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. Approval46214/APP/2020/2116

    Details pursuant to Condition 12 (car parking management strategy) of planning ref: 46214/APP/2016/2397 for variation of condition 2 (Approved Plans) of planning permission ref. 46214/APP/2014/2827 dated 28-08-2015: Conversion and extension of existing office building to form a 200 bedroom hotel with banqueting suite, conference facilities, and rooftop restaurant, including a seven-storey extension to rear, a three storey addition at roof level, and single-storey side extension, together with the creation of a new vehicle access, and alterations to car parking and landscaping.

    1 NOBEL DRIVE HARLINGTON

    Received 9 Jul 2020
  2. Prior Approval N/Req291/APP/2022/2816

    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 3.35 metres, and for which the height of the eaves would be 3.00 metres

    12 HITHERBROOM ROAD HAYES

    Received 12 Sept 2022
  3. Refusal4079/APP/2020/3662

    Single storey rear extension and new extraction duct to the rear

    166 HIGH STREET RUISLIP

    Received 9 Nov 2020
  4. Approval8990/APP/2025/1050

    Erection of a single storey rear extension.

    53 BLANDFORD WAYE HAYES

    Received 11 Apr 2025
  5. Prior Approval N/Req39135/APP/2023/873

    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

    9 NORWOOD GARDENS HAYES

    Received 23 Mar 2023
  6. Refusal27354/APP/2022/1370

    Details pursuant to the discharge of Condition 5 (Landscape Scheme) of planning permission ref. 27354/APP/2021/1291 dated 01-09-2021 (Erection of a three storey building comprising a dental surgery and 6 residential units (3 x 1-bed units, 1 x 3-bed unit and 2 x 2-bed units), car and cycle parking and associated works, temporary permission for the siting of a modular building to the rear of the site for use as a dental surgery during the demolition of the existing dental surgery and construction of the proposed dental surgery)

    40 STATION APPROACH SOUTH RUISLIP

    Received 26 Apr 2022
  7. Approval24234/APP/2021/2432

    Erection of first floor rear exension

    84 FROGMORE AVENUE HAYES

    Received 17 Jun 2021
  8. Refusal5971/APP/2021/1110

    Details pursuant to conditions 4 (materials/works record), 5 (details of repairs to timber frames/schedule of salvaged materials) and 6 (drawing adjustments incorporating repaired frames) of Listed Building Consent Ref: 5971/APP/2014/1168, dated 31-05-2017 (Listed Building Consent for the dismantling and rebuilding of existing barn and extension to provide 7 self contained flats)

    GREATER BARN HUBBARDS CLOSE HILLINGDON UB8 3HB

    Received 19 Mar 2021
  9. Approval25109/APP/2025/1069

    Conversion of roofspace to habitable use to include a rear dormer, 3no. front roof lights and conversion of roof from hip to gable end (Application for a Certificate of Lawful Development for a Proposed Development)

    33 WARLEY ROAD HAYES

    Received 14 Apr 2025
  10. Approval76844/APP/2022/261

    Erection of outbuilding to rear garden

    36 MASTERMAN PLACE HILLINGDON UB10 0QX

    Received 27 Jan 2022
  11. Refusal73080/APP/2020/3096

    Non-material amendment to Planning Permission Ref: APP/R5510/W/18/3215681 to provide the addition of a ramp, changes to width of external staircase, relocation of refuse storage/bin storage, removal of 4 rooflights, removal of 4 front facade windows, removal of 4 ground and 4 first floor south side windows and changes to layout of common WC

    GARAGES SITE BETWEEN 15B AND 17/17A NORTHDOWN CLOSE RUISLIP HA4 6JZ

    Received 30 Sept 2020
  12. Approval15575/TRE/2024/145

    To fell One Birch within Area 1 on TPO 396

    24 THE BROADWALK NORTHWOOD

    Received 7 Aug 2024
  13. Refusal75530/APP/2021/4220

    Non-Material Amendment to planning permission ref. 75530/APP/2020/1233, dated 18/06/2020 (The erection of a 2 bedroom 4 person dormer bungalow with associated car parking and private garden) in order to include an additional single storey side extension and amend the garden and fence layout.

    GARAGE SITE ADJ 9 AND 10 FAIRACRE MALMESBURY CLOSE PINNER

    Received 15 Nov 2021
  14. Refusal73172/APP/2022/2329

    Details Pursuant to Conditions 4 (Tree protection), 5 (Landscaping), 8 (Sustainable Drainage Systems) and 12 (Step Free Access) of planning permission ref. 73172/APP/2019/3371 dated 06/12/2019 for the Erection of 'Two x 2-storey semi-detached, 2-bed dwellings with parking and amenity space and enlargement of vehicular crossover to front, involving demolition of existing bungalow.'

    GROVE BAY GROVE LANE HILLINGDON UB8 3RG

    Received 20 Jul 2022
  15. Approval57247/APP/2019/4027

    First floor side/rear extension

    127 BRIXHAM CRESCENT RUISLIP

    Received 13 Dec 2019
  16. Approval4260/APP/2025/2402

    Installation of ancillary community refreshment space within existing church building (Application for a Certificate of Lawful Development for a Proposed Use or Development)

    RUISLIP METHODIST CHURCH ICKENHAM ROAD RUISLIP MIDDLESEX. HA7 7BZ

    Received 16 Sept 2025
  17. Approval24693/APP/2023/3008

    Erection of a single storey extension and patio to the rear.

    15 FERNCROFT AVENUE RUISLIP

    Received 16 Oct 2023
  18. Approval76800/APP/2021/3734

    Conversion of garage into habitable accommodation and erection of front porch.

    3 REID CLOSE EASTCOTE HA5 2QD

    Received 5 Oct 2021
  19. Approval51782/APP/2024/3222

    Construction of an outbuilding in the rear garden following the demolition of the existing outbuilding.

    81 POLE HILL ROAD HILLINGDON

    Received 8 Dec 2024
  20. Undecided12853/APP/2026/498

    Details pursuant to the discharge of Condition 15 (Bird Hazard Management Plan) of planning permission ref. 12853/APP/2023/1492, dated 15-08-2024 (Change of use of the existing buildings to provide new homes (Use Class C3), together with internal and external works to the buildings, landscaping, car and cycle parking, and other associated works.)

    HAYES PARK CENTRAL AND SOUTH HAYES PARK HAYES END ROAD HAYES

    Received 26 Feb 2026
  21. Undecided76456/APP/2026/2093

    Application for a Certificate of Lawfulness for Use of a single dwellinghouse (Use Class C3) as a House in Multiple Occupation (HMO) (Use Class C4) (Application for a Certificate of Lawful Development for an Existing Use)

    121 ADELPHI CRESCENT HAYES UB4 8NA

    Received 25 Aug 2026
  22. Approval70262/APP/2022/2942

    Change of use from dwellinghouse (Use Class C3) to residential home for up to 6 residents living together as a single household (Use Class C3b) (Application for a Lawful Development Certificate for a Proposed Use)

    2 WIMBORNE AVENUE HAYES UB4 0HG

    Received 24 Sept 2022
  23. Approval1884/APP/2024/2616

    Conversion of roof space to habitable use to include a rear dormer, 3x front rooflights conversion of roof from hip to gable end with new gable end window, demolition of 1x chimney stack (Application for a Certificate of Lawful Development for a Proposed Development)

    20 WINCHESTER ROAD NORTHWOOD

    Received 1 Oct 2024
  24. Approval16751/APP/2022/1502

    Removal of two existing dropped kerbs and installation of one dropped kerb (vehicle crossover)

    6 BELMONT ROAD UXBRIDGE

    Received 9 May 2022

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

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