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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
33,169Searchable applications
509Recorded as pending
78%Approval rate · 31,002 approved or refused records
6,948Refused applications

24,054 approved · 6,948 refused · 1,164 withdrawn.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 Counts reflect the last collected status; some records may be out of date.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. Approval6402/APP/2024/865

    Erection of a part single, part two storey extension to rear. Erection of a front porch extension and conversion of garage to habitable room with amendments to fenestration.

    34 WALLASEY CRESCENT ICKENHAM

    Received 3 Apr 2024
  2. Approval38330/APP/2022/3319

    Erection of a single storey 4m rear extension and alterations to fenestration

    20 HAMILTON ROAD COWLEY UXBRIDGE

    Received 31 Oct 2022
  3. Split Decision (P)5438/TRE/2021/159

    To fell One Ash within Area 2 and Trim south side to even crown to Two Scots Fir T109 and T110 on TPO 5

    38 COURT ROAD ICKENHAM

    Received 17 Jun 2021
  4. Refusal584/APP/2020/3735

    Conversion of loft space within existing building to provide 1 x one bed flat including 2 front facing roof lights, 3 roof lights to side elevations, 1 rear facing roof light and a rear facing balcony with associated amended front parking layout

    53 LONG DRIVE RUISLIP

    Received 16 Nov 2020
  5. Refusal67420/APP/2019/3260

    Use of existing building as an independent dwelling house (Application for a Certificate of Lawful Development for a Existing Development)

    18 WIMBORNE AVENUE HAYES

    Received 7 Oct 2019
  6. Approval77095/APP/2023/1240

    Details Pursuant to Condition 3 (external finishes) of planning reference 77095/APP/2023/424 dated 25/04/2023 for the Insertion of new windows and doors into existing opening of the workshop buildings.

    12-18 Whittles Yard Rear Of HALLOWELL ROAD NORTHWOOD HA6 1DW

    Received 26 Apr 2023
  7. Refusal43233/APP/2018/1581

    First floor side extension (Application for a Certificate of Lawful Development for an Existing Development)

    95 LONG LANE HILLINGDON

    Received 30 Apr 2018
  8. Approval76551/APP/2024/2652

    Non-Material Amendment application to outline planning permission reference 76551/APP/2021/4502 dated 29-03-2022 involving minor amendments to the external substation building in connection to minor changes to the doors and introduction of a new opening to the west elevation with a louvred panel for ventilation together with minor alterations to the internal layout and staircore.

    LAND AT AVONDALE DRIVE HAYES

    Received 4 Oct 2024
  9. Prior Approval N/Req78442/APP/2023/3572

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

    66 RYEFIELD AVENUE HILLINGDON

    Received 8 Dec 2023
  10. Undecided73420/APP/2026/1979

    (Cross Borough Boundary Application) Waste management facility, including a part change of use from open storage, for the storage, treatment and recycling of metals, including End-of-Life Vehicles, with associated new surfacing and drainage infrastructure, de-pollution building, site office, welfare facilities, car parking, boundary wall, retained fencing and weighbridge

    PLOT 6 LINK PARK HEATHROW THORNEY MILL ROAD WEST DRAYTON

    Received 6 Aug 2026
  11. Approval72918/APP/2026/1902

    Erection of a rear extension (Application for a Certificate of Lawful Development for a proposed development)

    12 GREENACRES AVENUE ICKENHAM

    Received 31 Jul 2026
  12. Approval9218/APP/2021/2653

    Retention of detached outbuilding to rear for use as a summer room

    90 GRANVILLE ROAD HILLINGDON

    Received 5 Jul 2021
  13. Refusal61676/APP/2023/1170

    Insertion of new vehicle crossover including a dropped kerb.

    350 VICTORIA ROAD RUISLIP MIDDLESEX HA4 0DR

    Received 20 Apr 2023
  14. Approval31215/APP/2022/1760

    Conversion of roof space to habitable use to include a rear dormer with 4 front roof lights and conversion of roof from hip to gable end. Alterations to existing ground floor fenestration to rear (Application for a Certificate of Lawful Development for a Proposed Development)

    47 THE CHASE ICKENHAM

    Received 30 May 2022
  15. Approval71368/APP/2021/1613

    Details pursuant to conditions 4 (Sound Insulation & testing), 5 (Site management plan), 6 (Cycle storage facilities) and 7 (Refuse & recycling facilities) of planning permission Ref: 71368/APP/2020/3910 dated 18-01-2021 (Conversion of a single dwelling (Use Class C3) into a House in Multiple Occupation (Use Class C4)

    45 DELLFIELD CRESCENT COWLEY UB8 2EU

    Received 23 Apr 2021
  16. Approval75702/APP/2020/2051

    Erection of roof terrace extension to create a study room

    23 CHERITON LODGE 38 PEMBROKE ROAD RUISLIP HA4 8FB

    Received 6 Jul 2020
  17. Approval14009/APP/2021/2138

    Installation of external condensers with associated works, including 1.8m high timber enclosures

    THE STABLES, CRANFORD PARK THE PARKWAY HAYES TW5 9RZ

    Received 27 May 2021
  18. Approval6374/APP/2019/1939

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

    131 NORTHWOOD WAY NORTHWOOD

    Received 10 Jun 2019
  19. Approval13583/APP/2026/360

    Variation of Condition 2 (Approved Plans) of planning permission ref. 13583/APP/2025/344, dated 03-06-2025 (Erection of new dwelling with associated parking and landscaping following demolition of the existing dwelling). The variation involve an increase in the width, height and alterations to the overall design

    212 SWAKELEYS ROAD ICKENHAM

    Received 11 Feb 2026
  20. Approval34739/APP/2025/956

    Erection of outbuilding to be used as granny annexe following demolition of existing pergola.

    32 TUDOR ROAD HAYES UB32QB

    Received 1 Apr 2025
  21. Approval75348/APP/2021/1179

    Non-material amendment to planning permission Ref: 75348/APP/2020/2686 (Single storey rear extension with roof light and landscape rear garden) to allow for internal alterations and landscaping, removal of rooflight and proposed side walling to be amended to allow for retaining wall to remain

    139 MYRTLESIDE CLOSE NORTHWOOD HA6 2GB

    Received 22 Mar 2021
  22. Withdrawn (P)17584/APP/2019/4140

    Enlargement of roof space to include a rear dormer, 2 x front roof lights and conversion of roof from hip to gable end

    349 KINGSHILL AVENUE HAYES

    Received 24 Dec 2019
  23. Approval67335/APP/2018/3565

    2 x two storey, 3-bed dwellings with habitable roofspace, with associated amenity space.

    LAND ADJACENT TO 30 HARVEY ROAD NORTHOLT UB5 6QT

    Received 9 Oct 2018
  24. Refusal11429/TRE/2018/185

    To fell One, two or three English Oak trees in front gardens of 133 and 135 (T1, T2 and T3 on TPO 724)

    133 LONG LANE HILLINGDON

    Received 10 Oct 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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  • 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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