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
35,687Searchable applications
499Recorded as pending
77%Approval rate · 33,414 approved or refused records
7,664Refused applications

25,750 approved · 7,664 refused · 1,213 withdrawn. Received dates in our records: 1 Oct 2008 to 9 Oct 2026. Most recent record check: 20 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 Counts reflect the last collected status; some records may be out of date.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. Approval51137/APP/2020/1262

    Details pursuant to conditions 6 (Soakway) of planning permission Ref: 51137/APP/2020/223 dated 02/04/2020 (Single storey rear infill extension)

    30 EVERSLEY CRESCENT RUISLIP

    Received 21 Apr 2020
  2. Approval78164/APP/2024/1720

    Details pursuant to the discharge of Condition 2 (Landscaping) of prior approval ref.78164/APP/2023/2123, dated 13-09-23 (Extension to the existing station building to provide a combined single storey substation and Signalling Equipment Room (SER) building (Application for Prior Approval under Class A, Part 18 of Schedule 2 to the Town and Country Planning (General Permitted Development) (England) Order 2015 (as amended))

    SUB STATION GREAT SOUTH WEST ROAD FELTHAM

    Received 28 Jun 2024
  3. Approval16637/APP/2026/219

    Conversion of roof space to habitable use to include a rear dormer and 2no. front roof lights. Conversion of roof from hip to gable end (Application for a Certificate of Lawful Development for a Proposed Development)

    55 RALEIGH AVENUE HAYES

    Received 26 Jan 2026
  4. Approval44219/APP/2022/3330

    Conversion of roof space to habitable use to include a rear dormer with 2 front roof lights with new gable end window and extension of SVP (Application for a Certificate of Lawful Development for a Proposed Development)

    4 RIVER CLOSE RUISLIP

    Received 31 Oct 2022
  5. Approval42897/APP/2020/2483

    Conversion of roof space to habitable use to include a rear dormer, 2 front rooflights and conversion of roof from hip to gable end with gable end window (Application for a Certificate of Lawful Development for a Proposed Development).

    9 SHOWERS WAY HAYES

    Received 11 Aug 2020
  6. Approval76530/APP/2021/2517

    Single storey side/rear extension

    31 BROADMEAD ROAD HAYES UB5 6FD

    Received 23 Jun 2021
  7. Approval31419/APP/2023/1452

    Variation of Condition 2 (approved plans) of planning permission ref. 31419/APP/2020/1855, dated 10-08-2020 (Single storey rear extension involving demolition of existing rear extension including development of a new independent entrance to existing first floor residential unit) to adjust the side wall and changes to rear elevation including the siting of an a/c unit. (Retrospective)

    118 HIGH STREET NORTHWOOD

    Received 18 May 2023
  8. Refusal48088/TRE/2020/271

    To carry out tree surgery, including a crown reduction to one Oak, within Area 1 on TPO 394.

    10 THE BROADWALK NORTHWOOD

    Received 30 Sept 2020
  9. Refusal (Appealed)43635/APP/2020/3537

    Conversion of roofspace to habitable use to include raising of ridge height, rear dormer and 1 front rooflight

    15 LINDEN AVENUE RUISLIP

    Received 30 Oct 2020
  10. Refusal (Appealed)33654/APP/2020/2582

    Creation of two additional floors above existing building to incorporate 4 x 1-bed flats (Prior Approval)

    68-76 ALBERT ROAD YIEWSLEY

    Received 20 Aug 2020
  11. Approval464/APP/2022/465

    Details pursuant to Condition 4 (contamination) of planning permission ref. 464/APP/2019/1595 dated 15/11/2019 for the Erection of 4 storey extension above undercroft (5 storeys in total) with associated external alterations including provision of car and cycle parking to accommodate 19 additional rooms to existing hotel.

    IBIS HOTEL 272 BATH ROAD HARLINGTON UB3 5AY

    Received 14 Feb 2022
  12. Approval38306/APP/2019/773

    Single storey rear extension

    617 UXBRIDGE ROAD HAYES

    Received 28 Feb 2019
  13. Approval71253/APP/2019/3473

    Single storey rear extension and porch to front

    17 SUSSEX ROAD ICKENHAM UB10 8PN

    Received 23 Oct 2019
  14. Withdrawn (P)14945/APP/2024/3132

    Erection of a single storey infill extension to the side, erection of a single storey extension to the front, conversion of integral garage to habitable accommodation, and amendments to fenestration

    4 CHARNWOOD ROAD HILLINGDON

    Received 27 Nov 2024
  15. Withdrawn (P)6048/APP/2023/2148

    Erection of a new two storey two-bedroom dwelling following demolition of garage.

    64 LANGLEY CRESCENT HARLINGTON

    Received 20 Jul 2023
  16. Approval3251/APP/2026/1039

    Erection of a single storey rear extension, a front porch, and conversion of roof space to habitable use including a rear dormer, 2 front roof lights, and conversion of roof form from hipped to gable ended, following the demolition of the existing rear conservatory and detached garage.

    40 CARDINAL ROAD RUISLIP

    Received 27 Apr 2026
  17. Approval18793/APP/2021/3222

    Conversion of roof space to habitable use to include conversion of roof from hipped to two gable ends, a rear dormer, 2 front roof lights and 2 new gable end windows

    32 LIME GROVE RUISLIP

    Received 23 Aug 2021
  18. Undecided76550/APP/2025/2864

    Section 73 application to vary Conditions 3 (Approved Plans); 4 (Supporting Plans/Documents); 5 (Land Uses and Development Scope); 6 (Housing Mix); 7 (Phasing Plan); 9 (Residential Density); 10 (Building Heights); 19 (Landscaping); 22 (Parking Allocation and Management); and 50 (Wind Effects Assessment) of application reference 76550/APP/2023/2931 dated 01-05-2024. Section 73 application to vary Condition 3 of application reference 76550/APP/2021/4499 dated 28-09-22 (Hybrid planning application seeking OUTLINE permission (with all matters reserved) for residential floorspace (Class C3) including demolition of all existing buildings and structures; erection of new buildings; provision of a community centre (Use Class F2(b) floorspace); new pedestrian and vehicular access; associated amenity space, open space, landscaping; car and cycle parking spaces; plant, refuse storage, servicing area and other works incidental to the proposed development; and FULL planning permission for Blocks A and B comprising 80 residential units (Class C3); new pedestrian and vehicular access; associated amenity space and landscaping; car and cycle parking; refuse storage, servicing area, and other associated infrastructure to include temporary highways and landscaping works) to increase the parapet height by 50cm in the Detailed First Phase. Variation to increase the number of homes, to join blocks in phases 2 and 3, a reduction of parking to create green spaces, amendment to scale of street and relocation of community facility.

    LAND AT AUSTIN ROAD HAYES

    Received 13 Nov 2025
  19. Approval74060/APP/2018/2947

    Single storey front/side/rear extension

    31 EDWARDS AVENUE RUISLIP HA4 6UP

    Received 13 Aug 2018
  20. Refusal76906/APP/2021/4405

    Single storey rear extension (following demolition of existing part rear extension and removal of side boundary fence), connection of proposed rear extension onto the existing side/rear garage and conversion into a study room and increase of roof height, replacement garage doors, solar panels to rear extension roof and garage, single storey front porch extension (following removal of existing addition) including Stuco White Plaster to the front and side elevations of the dwelling including to the rear of the garage, hip to gable end extension including roof level side window, rear dormer roof extension (including conversion of roofspace into habitable use), front rooflight, removal of both chimneys, replacement side (inward facing) garage windows with one window and replacement roof tiles including to the front projecting gable

    184 HERLWYN AVENUE RUISLIP HA4 6HJ

    Received 1 Dec 2021
  21. Approval2695/APP/2024/1691

    Details pursuant to the discharge of Condition 5 (Landscaping) of Variation of Condition 2 (Approved plans) of planning permission ref. 2695/APP/2022/2612, dated 12-10-2022 (Variation of Condition 2 (Approved plans) of planning permission ref. 2695/APP/2021/466 (Appeal Reference - APP/R5510/W/21/3274769 dated 04-04-2022) for the "Erection of a detached 7 bed dwelling with basement and habitable roof space to include 4 rear dormers including demolition of existing dwelling, replacement new wrought iron gates and piers and removal of the front boundary brick walls".

    18 LINKSWAY NORTHWOOD

    Received 26 Jun 2024
  22. Approval13071/APP/2019/844

    Conversion of roofspace to habitable use to include a rear dormer, 2 front rooflights 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)

    30 ELMBRIDGE DRIVE RUISLIP

    Received 11 Mar 2019
  23. Approval9686/APP/2017/4158

    Single storey side/rear extension

    92 HATHERLEIGH ROAD RUISLIP

    Received 16 Nov 2017
  24. Approval1314/APP/2024/329

    Erection of a single storey extension to the front and side, erection of front porch

    63 HILLINGDON ROAD UXBRIDGE

    Received 7 Feb 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

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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