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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
26,859Searchable applications
441Recorded as pending
79%Approval rate · 25,030 approved or refused records
5,252Refused applications

19,778 approved · 5,252 refused · 1,013 withdrawn. Received dates in our records: 12 Sept 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 Counts reflect the last collected status; some records may be out of date.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
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. Refusal1661/APP/2020/761

    Variation of condition 2 (Approved Plans) of planning permission 1661/APP/2019/2968 and Appeal Decision APP/R5510/W/19/3241183 dated 24/02/2020 to change drawing numbers (Conversion of dwelling into 1 x 1-bed dwelling and 1 x 2-bed dwelling, involving alterations to side elevation)

    63 HARLINGTON ROAD HILLINGDON

    Received 2 Mar 2020
  2. Approval63953/APP/2023/3626

    Conversion of roof space to habitable use to include a rear dormer with rooflight, 3 front roof lights and conversion of roof from hip to gable end (x2) with new gable end window. Replacement flat roof to rear. (Application for a Certificate of Lawful Development for a Proposed Development)

    29 HAWTHORNE AVENUE EASTCOTE

    Received 15 Dec 2023
  3. Approval9329/APP/2021/2275

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

    104 RAYNTON DRIVE HAYES

    Received 7 Jun 2021
  4. Approval10415/APP/2024/316

    Conversion of roof space to habitable use to include a rear dormer with juliette balcony and 3 front roof lights.

    106 NORTHWOOD ROAD HAREFIELD

    Received 6 Feb 2024
  5. Approval77291/APP/2022/1686

    Erection of a two storey side extension and a part single storey, part two storey rear extension

    60 BEMPTON DRIVE RUISLIP HA4 9DD

    Received 24 May 2022
  6. Approval28301/TRE/2020/147

    To fell Two Pinus Sylvestris, within Woodland 9 on TPO 1.

    1 HAREFIELD GROVE COTTAGES RICKMANSWORTH ROAD HAREFIELD UB9 6JY

    Received 27 Jun 2020
  7. Withdrawn (P)5900/APP/2020/693

    Single storey rear extension and conversion of carport/garage to habitable use including part demolition of existing garage

    27 ELEANOR GROVE ICKENHAM

    Received 27 Feb 2020
  8. Approval77080/APP/2022/633

    Erection of single storey extension to rear (Application for a Certificate of Lawful Development for a Proposed Development)

    20 COURTFIELD GARDENS RUISLIP

    Received 25 Feb 2022
  9. Approval76518/APP/2022/2298

    Conversion of roof space to habitable use to include hip to gable conversion, 1no front rooflight, rear dormer and raising the building height. Erection of a part two storey, part single storey rear extension.

    6A NORTON ROAD UXBRIDGE UB8 2PT

    Received 20 Jul 2022
  10. Undecided25992/APP/2026/2132

    Conversion of garage to habitable use including replacing the garage door with a window and installation of a side facing door.

    31 ABINGDON CLOSE HILLINGDON

    Received 2 Sept 2026
  11. Undecided (On Hold)76267/APP/2025/1276

    Replacement of planting with wood chippings to front garden area.

    3 JOSIAH DRIVE ICKENHAM

    Received 7 May 2025
  12. Withdrawn (P)44049/APP/2025/3133

    Variation of Condition 2 (approved plans) of planning permission ref. 44049/APP/2025/799, dated 09-09-25 (Demolition of existing two-storey dwelling and erection of a replacement two-storey dwelling with solar panels, associated bin storage, parking, electric vehicle charging and air source heat pump. Installation of vehicular crossover and alterations to landscaping including hardstanding for driveway, soft landscaping and new boundary treatment and siting.) to create additional floor space to the front of the dwelling, to alter kerb and driveway providing 2no parking spaces, alterations to ramp, installation of stairs and platform lift

    35 BROOKDENE DRIVE NORTHWOOD

    Received 12 Dec 2025
  13. Approval9385/APP/2025/296

    Retention of a part single-storey rear extension and front porch (Retrospective planning application).

    50 FERRERS AVENUE WEST DRAYTON

    Received 6 Feb 2025
  14. Approval80203/APP/2026/2036

    Conversion of garage into a habitable room including replacement of garage door to window (part retrospective)

    7 AINTREE CLOSE UXBRIDGE UB8 3HS

    Received 17 Aug 2026
  15. Refusal78143/APP/2023/3398

    Erection of single storey extension to side and rear, conversion of roof space to habitable use to include a rear dormer, and 2 front roof lights.

    49 ASPEN GROVE EASTCOTE HA5 2NL

    Received 23 Nov 2023
  16. Refusal10115/TRE/2020/352

    To fell and Poison two Oaks, T3 & T4 on TPO 627

    LITTLE ST HELENS SCHOOL 83 GREEN LANE NORTHWOOD HA6 1AQ

    Received 26 Nov 2020
  17. Approval69410/APP/2023/3596

    Erection of single storey side to rear extension, front porch following the demolition of existing front porch, side extension and rear outbuilding.

    97 MULBERRY CRESCENT WEST DRAYTON

    Received 12 Dec 2023
  18. Approval50552/APP/2022/2191

    Two storey rear extension.

    117 BELMONT ROAD UXBRIDGE

    Received 8 Jul 2022
  19. Approval11448/APP/2022/1086

    Details pursuant to the Discharge of Conditions 3 (Survey), 5 (Lighting), 7 (Levels), 8 (Materials) and 9 (Landscaping) of Outline Planning Permission ref. 11448/APP/2018/2541, dated 24/06/2019 (Two storey building for use as Class B1 (Business) subsequently approved Reserved Matters ref. 11448/APP/2021/882 relating to access, appearance, landscaping, layout and scale dated 23/08/2021 pursuant to Condition 2 of the Outline Planning Permission.

    R/O 17-21 THE CLOSE EASTCOTE PINNER

    Received 1 Apr 2022
  20. Approval46479/APP/2021/1461

    Variation of Condition 11 (Secured by Design) of planning permission Ref: 46479/APP/2020/3055 dated 29/01/2021 (Replacement of existing buildings with a 2.5 storey building comprising 5 x 3-bed and 3 x 2-bed self contained flats, parking, landscaping works and widening of vehicular crossover to front)

    25 DENE ROAD NORTHWOOD

    Received 14 Apr 2021
  21. Approval4140/APP/2021/3568

    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 (Application for a Certificate of Lawful Development for a Proposed Development)

    20 DORSET AVENUE HAYES

    Received 22 Sept 2021
  22. Approval27256/APP/2021/3622

    Details of a Sound Insulation and Ventilation Strategy, in compliance with condition 11 of planning permission Ref: 27256/APP/2017/3721 dated 13/04/2021 (Alterations and conversion of the Manor Lodge into 2 No. 4-bedroom houses; conversion of the Stable Building into 6 No. 1-bedroom and 2 No. 2-bedroom cottages; conversion of the Office Barn into 1 No. studio flat, 1 No. 1-bedroom flat, 2 No. 2-bedroom houses and 1 No. 3-bedroom house; retention of the Granary Building and conversion to garden store; upgrade of boundary treatments; reinstatement of yard pond, together with associated parking and landscaping)

    MANOR COURT HIGH STREET HARMONDSWORTH UB7 0AQ

    Received 27 Sept 2021
  23. Refusal46709/APP/2026/106

    Installation of a vehicle crossover including alterations to existing wall and removal and replacement of street tree.

    CHARLWOOD LODGE KINGSTON LANE HILLINGDON

    Received 13 Jan 2026
  24. Approval77867/APP/2023/1683

    Installation of an outside seating area on existing hard standing at the front of the store and amendments to front elevation fenestration (revised description and plans)

    4 OLD DAIRY LANE RUISLIP

    Received 9 Jun 2023

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

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    Planning application documents: what to read first

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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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