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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
21,350Searchable applications
448Recorded as pending
81%Approval rate · 19,767 approved or refused records
3,744Refused applications

16,023 approved · 3,744 refused · 857 withdrawn. Received dates in our records: 22 Dec 2020 to 5 Oct 2026. Most recent record check: 11 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 Counts reflect the last collected status; some records may be out of date.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. Approval52835/APP/2021/1889

    Single storey side extension (Application for a Certificate of Lawful Development for a Proposed Development)

    20 SUNNYDENE AVENUE RUISLIP

    Received 11 May 2021
  2. Withdrawn (P)603/APP/2021/4304

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

    11A BARNARD GARDENS HAYES

    Received 23 Nov 2021
  3. Approval77844/APP/2023/862

    Erection of a single storey extension to the rear of the dwelling following demolition of existing rear extension.

    84 MIDHURST GARDENS HILLINGDON UB10 9DN

    Received 22 Mar 2023
  4. Approval9219/APP/2021/3896

    Conversion of roofspace to habitable use to include a rear dormer and 3 x front rooflights (Application for a Certificate of Lawful Development for a Proposed Development)

    109 LYNHURST CRESCENT HILLINGDON

    Received 19 Oct 2021
  5. Approval33239/APP/2024/437

    Conversion of integral garage to habitable accommodation, erection of double storey extension to the rear, erection of front porch, installation of front dormer and installation of 7 side roof lights.

    27 STANLEY ROAD NORTHWOOD

    Received 20 Feb 2024
  6. Approval32995/APP/2025/945

    Erection of outbuilding to rear garden (Application for a Certificate of Lawful Development for a Proposed Development)

    10 LEES ROAD HILLINGDON

    Received 31 Mar 2025
  7. Approval32126/APP/2023/1078

    Variation of Condition 2 (Accordance with approved plans) of planning permission ref. 32126/APP/2020/3182, dated 16-12-2020 (and as amended under planning permission ref: 32126/APP/2021/4336, dated 11-10-22) (Erection of a two storey building with habitable roof space to create 4 x 2-bed, 1 x 1-bed self-contained flats and 2 x studio flats with parking, access and enlargement of existing vehicular crossover, involving demolition of existing dwelling) to make minor amendments to the design and internal alterations to Flats 4 and 7.

    19 HARVIL ROAD ICKENHAM

    Received 13 Apr 2023
  8. Approval3886/APP/2022/951

    Details pursuant to Conditions 15 (Service and Delivery Plan) and 28 (No Idling Policy) of planning permission Ref: 3886/APP/2020/3751 dated 03.06.2021 (Demolition of existing buildings and use of site as bus depot with new office/welfare building, bus wash and fueling facilities with access from Dawley Road).

    THE COTTAGE IN THE WALL DAWLEY ROAD HAYES

    Received 22 Mar 2022
  9. Approval19892/APP/2023/1419

    Erection of single storey extension to the rear. Amendments to fenestration.

    55 WENTWORTH CRESCENT HAYES

    Received 16 May 2023
  10. Approval77741/APP/2022/3839

    Erection of a two storey side extension

    Crantock RICKMANSWORTH RD NORTHWOOD HA6 2RQ

    Received 19 Dec 2022
  11. Approval34511/APP/2022/3492

    Erection of outbuilding to rear garden (Application for a Certificate of Lawful Development for a Proposed Development)

    22 EDGAR ROAD YIEWSLEY

    Received 16 Nov 2022
  12. Approval33062/APP/2023/609

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

    52 PRINCES PARK LANE HAYES

    Received 1 Mar 2023
  13. Approval53273/APP/2023/251

    Erection of a first floor rear extension.

    20 BIRCHWAY HAYES

    Received 26 Jan 2023
  14. Approval8037/APP/2024/41

    Conversion of roof space to habitable use to include 2 x side dormers, two side roof lights, a rear facing hip to gable end conversion with Juliette balcony, removal of chimney stacks and a front porch (Application for a Certificate of Lawful Development for a Proposed Development)

    42 GREENACRES AVENUE ICKENHAM

    Received 8 Jan 2024
  15. Approval40050/APP/2022/3049

    Details pursuant to the discharge of Condition 5 (Construction Logistics Plan) of application reference 40050/APP/2020/1009 dated 18-05-2020 for 'Prior Approval for the change of use from office to dwellinghouses, together with ancillary car parking, cycle storage and refuse storage. (Application for Prior Approval under Schedule 2, Part 3, Class O of the Town and Country Planning (General Permitted Development) (England) Order 2015 (as amended))'.

    RIVERVIEW HOUSE OXFORD ROAD UXBRIDGE

    Received 5 Oct 2022
  16. Approval19490/APP/2022/3203

    Construction of a single storey building to the rear to use as a commercial unit (Use Class E).

    288 KINGSHILL AVENUE HAYES

    Received 19 Oct 2022
  17. Approval33664/APP/2022/2199

    Details pursuant to the discharge of Conditions 7 (pick-up and drop-off management plan), 8 (travel plan) and 11 (landscape scheme) of planning permission ref. 33664/APP/2022/941, dated 27-05-2022 (Change of use to Class E(f) day care nursery including minor alterations to elevation and internal arrangements and creation of children's play area, including erection of fencing.)

    ST MARYS CHURCH HALL THE FAIRWAY RUISLIP

    Received 11 Jul 2022
  18. Approval31791/APP/2025/323

    Partial demolition of existing single storey rear extension and construction of a new single storey side and rear extension and demolition of existing garage.

    77 HURSTFIELD CRESCENT HAYES

    Received 10 Feb 2025
  19. Approval4357/APP/2023/2022

    Erection of a front porch and a single storey extension to rear.

    87 GLEDWOOD DRIVE HAYES

    Received 10 Jul 2023
  20. Refusal (Appealed)954/APP/2024/97

    Erection of 1no. new dwelling comprising of 2 bedrooms with associated parking, amenity space and new vehicular access on land adjacent to the existing dwelling and the erection of a part single storey, part double storey rear extension, followed by the demolition of existing conservatory, to existing property at 31 Manor Road.

    31 MANOR ROAD HAYES

    Received 15 Jan 2024
  21. Refusal (Appealed)73777/APP/2021/1381

    Erection of a two storey, 1-bed end-of-terrace dwelling with associated amenity space and parking including installation of new vehicular crossover and demolition of existing detached garage

    18 WEST AVENUE HAYES UB3 2EY

    Received 7 Apr 2021
  22. Approval77110/APP/2022/699

    Erection of a single storey rear extension and associated internal alterations.

    178 LOWDELL CLOSE YIEWSLEY UB7 8RA

    Received 2 Mar 2022
  23. Approval67229/APP/2023/842

    Erection of a first floor rear extension

    12 HERMON GROVE HAYES

    Received 21 Mar 2023
  24. Approval14283/APP/2026/1173

    Erection of a single storey side/ rear extension, installation of gates to front of property (amended description)

    66 THE GREENWAY UXBRIDGE

    Received 12 May 2026

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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