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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
22,586Searchable applications
449Recorded as pending
81%Approval rate · 20,953 approved or refused records
4,083Refused applications

16,870 approved · 4,083 refused · 886 withdrawn. Received dates in our records: 23 Sept 2020 to 5 Oct 2026. Most recent record check: 12 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 Counts reflect the last collected status; some records may be out of date.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. Approval64669/APP/2021/3494

    Erection of a two storey rear extension, part side extension and rear loft dormer

    66 BROADWOOD AVENUE RUISLIP MIDDX HA4 7XR

    Received 14 Sept 2021
  2. Approval79178/APP/2024/3088

    Erection of an outbuilding to the rear garden.

    GROUND FLOOR FLAT 60 SWAN ROAD WEST DRAYTON UB7 7JZ

    Received 25 Nov 2024
  3. Approval10862/APP/2021/1287

    Single storey rear extension

    42 KINGSWEAR ROAD RUISLIP

    Received 30 Mar 2021
  4. Approval52347/APP/2023/2842

    Single storey front/side/rear extension

    1 HILLMAN CLOSE UXBRIDGE

    Received 27 Sept 2023
  5. Refusal78415/APP/2024/237

    Erection of a new attached dwelling with associated parking and amenities

    11 CHITTERFIELD GATE SIPSON

    Received 30 Jan 2024
  6. Approval28936/APP/2023/2941

    Erection of a single storey rear extension following demolition of existing conservatory

    140 HERLWYN AVENUE RUISLIP

    Received 10 Oct 2023
  7. Approval59809/APP/2025/2987

    Erection of single storey rear extension.

    49 HARVEY ROAD NORTHOLT

    Received 26 Nov 2025
  8. Refusal16667/APP/2023/506

    Erection of a first floor rear extension with new external metal access staircases

    HOPSON HOUSE BREAKSPEAR ROAD RUISLIP

    Received 21 Feb 2023
  9. Approval4803/APP/2025/138

    Construction of a two-storey side/rear extension. Conversion of roof space to habitable use including the construction of a rear dormer and installation of one side roof light. Amendments to fenestration and demolition of the existing shed.

    49 ST MARTINS APPROACH RUISLIP

    Received 20 Jan 2025
  10. Prior Approval N/Req35846/APP/2025/102

    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 2.80 metres

    27 HEMMEN LANE HAYES

    Received 16 Jan 2025
  11. Approval57669/APP/2021/3813

    Conversion of roof space to habitable use to include a rear dormer, 3 front roof lights and conversion of roof from hip to gable end with new gable end window together with an enlargement of an existing single storey side extension (Application for a Certificate of Lawful Development for a Proposed Development)

    43 ROYAL CRESCENT RUISLIP MIDDLESEX

    Received 13 Oct 2021
  12. Refusal (Appealed)5625/APP/2023/937

    Variation of Condition 2 (approved plans) of planning permission ref. 5625/APP/2019/917 dated 10-05-2019 'Three storey building for use as 3 x studio flats and 2 x 1-bed self contained flats, installation of 2 x vehicular crossovers and demolition of existing two storey building' to enlarge two studio flats.

    1372 UXBRIDGE ROAD HILLINGDON UB10 0NQ

    Received 29 Mar 2023
  13. Approval59813/APP/2023/2654

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

    122 DULVERTON ROAD RUISLIP MIDDLESEX

    Received 9 Sept 2023
  14. Refusal46639/APP/2024/816

    Change of use from former Police Station (Sui Generis) to a Children's day nursery (Class E(f)). Erection of a single storey entrance pavilion on the side (south) elevation. Erection of an access lift on the rear elevation. Fenestration alterations and removal of plant room rear extension. Widening of the existing crossover and landscaping.

    NORTHWOOD POLICE STATION, 2 MURRAY ROAD NORTHWOOD

    Received 2 Apr 2024
  15. Approval57240/APP/2023/237

    Erection of two storey rear and single storey side extensions and conversion of garage for habitable purposes

    25 THAMES DRIVE RUISLIP HA4 7AY

    Received 25 Jan 2023
  16. Approval42197/APP/2026/1330

    Details pursuant to the partial discharge of Condition 4, for part 4i, 4ii and 4iii (Land Contamination) of planning permission ref. 42197/APP/2024/2782, dated 29-01-2025 (Variation of Condition 2 (Approved Plans) and Condition 8 (Landscaping (car parking & refuse/cycle storage)) of planning permission reference 42197/APP/2023/1670, dated 03-07-2024, for the 'Redevelopment of the existing barns to create 5no. (2 x 3-bedroom, 2 x 2-bedroom and 1 x 1-bedroom) residential units (alternative scheme to planning permission ref. 42197/APP/2022/1124).' Amendments seeking to lower the finished floor levels, extend the first-floor level, amend internal unit layouts, increase the maximum building height, include additional glazing and rooflights, and alter the landscaping.

    WEYBEARDS FARM HILL END ROAD HAREFIELD

    Received 27 May 2026
  17. Approval5188/APP/2021/3357

    Erection of a single storey front, side and rear extension.

    34 IVY HOUSE ROAD ICKENHAM

    Received 3 Sept 2021
  18. Withdrawn (P)850/APP/2025/1520

    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 4.00 metres, and for which the height of the eaves would be 4.00 metres

    4 NURSERY WAYE UXBRIDGE

    Received 31 May 2025
  19. Refusal76085/APP/2021/721

    Details pursuant to condition 3 (windows) of planning permission Ref: 76085/APP/2020/4107 dated 04/02/21 (Conversion of existing maisonette into 1 x 2 bed and 1 x 1 bed self contained flats with associated amenity space)

    48A GREEN LANE NORTHWOOD HA6 2QB

    Received 20 Feb 2021
  20. Approval1337/APP/2021/3349

    Change of use of the first and second floor from office use (Class B1) to two x 1 bed flats and two x 2 bed flats (Class C3) and associated internal and external alterations (Application for Listed Building Consent)

    20 HIGH STREET UXBRIDGE UB8 1JN

    Received 2 Sept 2021
  21. Refusal (Appealed)24650/APP/2021/59

    First floor rear extension with habitable roofspace to include 2 x rear rooflights.

    51 ICKENHAM ROAD RUISLIP

    Received 7 Jan 2021
  22. Approval79922/APP/2026/409

    Erection of single storey rear infill extension and amendments to fenestration, following the partial demolition of a single storey rear extension

    74 FAIRHOLME CRESCENT HAYES UB4 8QT

    Received 17 Feb 2026
  23. Approval77496/APP/2022/2625

    Conversion of roof space to habitable use to include a rear dormer with new gable end window and erection of single storey extension to rear (Application for a Certificate of Lawful Development for a Proposed Development)

    1F REDMEAD ROAD HAYES UB3 4AU

    Received 19 Aug 2022
  24. Approval69426/APP/2023/2888

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

    29 CLEMENT GARDENS HAYES UB3 4AP

    Received 3 Oct 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

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How to search planning applications

Guides to planning records

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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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