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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
25,289Searchable applications
442Recorded as pending
79%Approval rate · 23,526 approved or refused records
4,824Refused applications

18,702 approved · 4,824 refused · 973 withdrawn. Received dates in our records: 5 Feb 2020 to 5 Oct 2026. Most recent record check: 14 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 Counts reflect the last collected status; some records may be out of date.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. Approval35767/TRE/2025/11

    TPO 151: T16 & T17 Lime, T13 Beech & T12 Horse Chestnut all to reduce to previous points approx 2.5m.

    CHESHAM COURT FRITHWOOD AVENUE NORTHWOOD

    Received 13 Jan 2025
  2. Approval6800/APP/2021/3573

    Demolition of existing building and erection of a three-storey residential building, comprising of 3 x one-bed and 3 x two-bed self-contained apartments with associated refuse and cycle storage, landscaping and associated works

    67 HORTON ROAD YIEWSLEY UB7 8ET

    Received 20 Sept 2021
  3. Approval41060/APP/2021/4195

    Erection of a part single storey, part two storey rear extension, front porch, existing garage conversion into habitable room and external alteration.

    5 CHAPTER CLOSE HILLINGDON

    Received 15 Nov 2021
  4. Approval18399/APP/2023/2470

    Details pursuant to Condition 4 (Construction Management Plan) attached to planning permission ref. 18399/APP/2022/411 dated 03/05/2023 (Installation of plant and equipment to unit DC6 including external plant equipment, external louvres and associated security fencing and landscaping, to facilitate use of the building as a data centre).

    UNIT D Prologis Park STOCKLEY ROAD WEST DRAYTON UB7 9FN

    Received 18 Aug 2023
  5. Approval6950/APP/2024/3105

    Erection of detached outbuilding (Application for a Certificate of Lawful Development for a Proposed Development)

    84 PARK AVENUE RUISLIP

    Received 25 Nov 2024
  6. Approval27354/APP/2021/4572

    Details pursuant to Condition 12 (Construction Management and Logistics Plan) of Planning Permission Reference 27354/APP/2021/1291, dated 01/09/21 (Erection of a three storey building comprising a dental surgery and 6 residential units (3 x 1- bed units, 1 x 3-bed unit and 2 x 2-bed units), car and cycle parking and associated works, temporary permission for the siting of a modular building to the rear of the site for use as a dental surgery during the demolition of the existing dental surgery and construction of the proposed dental surgery)

    40 STATION APPROACH SOUTH RUISLIP

    Received 17 Dec 2021
  7. Approval71364/APP/2020/3197

    Detached garage to front with roof space for storage involving demolition of existing garage

    2 MANOR HOUSE DRIVE NORTHWOOD HA6 2UJ

    Received 6 Oct 2020
  8. Approval28821/APP/2021/1638

    Conversion of roof space to habitable use to include a rear dormer, 1 front roof light and conversion of roof from hip to gable end with new gable end windows (Application for a Certificate of Lawful Development for a Proposed Development)

    30 WARLEY AVENUE HAYES

    Received 26 Apr 2021
  9. Approval79406/TRE/2026/108

    TPO 811 2x Silver Birch & 1x Ash to fell.

    Land At Springwell Lock SPRINGWELL LANE HAREFIELD WD3 8UU

    Received 4 May 2026
  10. Refusal79004/APP/2025/207

    Retention of front boundary wall

    10 BEECHWOOD AVENUE RUISLIP HA4 6EN

    Received 28 Jan 2025
  11. Approval77104/APP/2022/654

    Erection of single storey side extension for use as storage

    26A FLOWERS AVENUE EASTCOTE HA4 8GH

    Received 25 Feb 2022
  12. Approval10771/APP/2020/2178

    Single storey side/rear extension, conversion of garage to habitable room with associated internal alterations and porch to front

    22 NORTH VIEW EASTCOTE PINNER

    Received 15 Jul 2020
  13. Approval56172/APP/2021/1184

    Single storey rear extension including demolition of existing conservatory

    8 RAVENSWOOD PARK NORTHWOOD

    Received 24 Mar 2021
  14. Approval63690/APP/2020/1443

    Conversion of garage to habitable use with alterations to front elevation

    40 RUFFLE CLOSE WEST DRAYTON Middlesex

    Received 6 May 2020
  15. Approval66812/APP/2026/539

    Erection of a single storey front extension, a single storey rear extension, conversion of roof space to habitable use including a front dormer, a rear extension to the roof including formation of a crown roof, a Juliette balcony, and 6no. side facing roof lights.

    11 HILLSIDE CRESCENT NORTHWOOD

    Received 3 Mar 2026
  16. Refusal54693/TRE/2021/227

    To fell One Japanese Red Cedar (TPO document identifies as Swamp Cypress) T36 on TPO 265

    12 FRINGEWOOD CLOSE NORTHWOOD

    Received 29 Aug 2021
  17. Approval76823/APP/2022/1287

    New aluminium sign with sign written graphics; new projection sign; new awning with printed valance; new LED downlight; new window graphics; new door handle; shop front re-spray.

    30 HIGH STREET RUISLIP HA4 7AN

    Received 27 Apr 2022
  18. Refusal23997/APP/2021/3050

    Part two storey, part single storey side extension to dwelling house.

    14 BONDFIELD AVENUE HAYES

    Received 9 Aug 2021
  19. Approval3933/APP/2025/131

    Erection of an outbuilding to the rear garden, following the part demolition of existing store (Lawful Development Certificate for Proposed Development)

    8 DICKENS AVENUE HILLINGDON

    Received 20 Jan 2025
  20. Approval56825/APP/2025/1150

    Variation of Condition 2 (Accordance with Approved Plans) of planning application 56825/APP/2024/794 (Demolition of an existing garage and the erection of a single storey side extension together with a single storey rear extension together with alterations to the rear wall (to white render from pebble dash) and roof tiles serving main roof and existing rear dormer). Changes from the original planning include changes to the facing materials, roof lights positioning and size and a change to the roof forms serving the rear extension and a change in size of the rear extensions side window.

    58 ABBOTSBURY GARDENS EASTCOTE MIDDLESEX HA5 1SX

    Received 24 Apr 2025
  21. Approval2268/APP/2024/676

    Conversion of garage to habitable use including replacement of garage doors with matching front window.

    2 THURLSTONE ROAD RUISLIP

    Received 14 Mar 2024
  22. Approval54175/APP/2026/328

    Erection of a part single-storey and part two-storey rear extension; construction of a front porch; installation of two rear Juliette balconies; formation of an additional side window; raising of the roof height to create habitable accommodation within the roof space, including the construction of a rear dormer and front roof slope windows, following the demolition of the existing rear outbuilding.

    46 GATEHILL ROAD NORTHWOOD

    Received 6 Feb 2026
  23. Approval31156/APP/2020/1306

    Single storey side/rear extension, two storey side extension, conversion of roof space to habitable use to include 3 rear dormers and 4 side roof lights, involving demolition of existing garage

    3 ROGERS RUFF NORTHWOOD

    Received 21 Apr 2020
  24. Withdrawn (P)17961/ADV/2021/45

    Installation of replacement shopfronts to ground floor commercial premises and the display of externally illuminated fascia signage (a 'bucket' sign), the retention of existing internally illuminated fascia lettering, and a single externally illuminated projecting sign.

    56-58 HIGH STREET RUISLIP

    Received 21 Sept 2021

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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  • 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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