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
25,039Searchable applications
442Recorded as pending
80%Approval rate · 23,286 approved or refused records
4,737Refused applications

18,549 approved · 4,737 refused · 965 withdrawn. Received dates in our records: 24 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 Counts reflect the last collected status; some records may be out of date.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

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. Approval75111/APP/2025/1441

    Details pursuant to the partial discharge of Conditions 28 (Contaminated Land), 30 (EA - Verification Report) and 34 (EA - Decommissioning of Boreholes) in relation to Energy Centre Blocks 2 and 3 (EC2 and EC3) and Visitor Reception Centre 2 (VRC2) only as attached to planning permission ref. 5111/APP/2022/1007 dated 21-09-2022 (Full planning permission for site clearance and preparation, including the demolition of remaining buildings, and the redevelopment of the site to provide three energy centres, two visitor reception centres, a new footpath and cycleway link to the canal towpath, works to the highway, car parking, cycle parking, associated infrastructure, enclosures and necessary physical security systems, hard and soft landscaping, and ancillary uses, as well as associated external works).

    Land at Bulls Bridge Industrial Estate NORTH HYDE GARDENS HAYES UB3 4QQ

    Received 27 May 2025
  2. Approval37403/APP/2025/896

    Minor extension to the existing building for provision of staff lobby, installation of external door, provision of louvres in the external soffit, reconfiguration of parking to enable the provision of a drop-off bay, provision of rooftop plant and enclosure.

    6 ROUNDWOOD AVENUE WEST DRAYTON

    Received 26 Mar 2025
  3. Approval5601/APP/2020/855

    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, single storey rear extension and front porch (Application for a Certificate of Lawful Development for a Proposed Development)

    110 HILLIARD ROAD NORTHWOOD

    Received 10 Mar 2020
  4. Approval67162/APP/2023/2676

    Erection of a first floor side extension

    8 CAMPDEN ROAD ICKENHAM UB10 8ET

    Received 11 Sept 2023
  5. Approval70270/TRE/2022/196

    To carry out tree surgery including to reduce central leading stem by 2-2.5m. Reduce the distal ends of the second-order branches of the over-extended southerly growing scaffold branch by 4m and reduce all other areas by around 1.5-2.5m as necessary to create a reasonably symmetrical and balanced form to One Oak T90 on TPO 90, To sever all roots along the eastern boundary of no. 1 to One Birch T5 on TPO 586.

    1 ELMSDENE MEWS HIGH ELMS CLOSE NORTHWOOD HA6 2BN

    Received 20 Sept 2022
  6. Approval16022/APP/2026/581

    Amendments to fenestration consisting of the installation of 1 window to the side

    62 HILLINGDON HILL HILLINGDON

    Received 6 Mar 2026
  7. Approval13745/APP/2021/2274

    First floor side extension

    16 CHESTNUT AVENUE YIEWSLEY

    Received 7 Jun 2021
  8. Refusal19093/APP/2021/129

    First floor rear extension, porch to front and conversion to 2 x 1-bed self-contained flats.

    28 NIELD ROAD HAYES

    Received 13 Jan 2021
  9. Refusal42066/APP/2022/3824

    Erection of a single storey annexe for ancillary residential use with glazed link between the annexe and the existing house

    22 FRINGEWOOD CLOSE NORTHWOOD

    Received 16 Dec 2022
  10. Refusal35129/APP/2022/2543

    Demolition of existing single storey side extension and construction of an attached two storey self-contained dwelling.

    2 WORCESTER ROAD COWLEY UXBRIDGE

    Received 12 Aug 2022
  11. Approval54/APP/2025/2397

    Replacement of timber framed windows and doors with like-for-like UPVC framed doors and windows.

    Community Areas 2 To 28 (Evens) CORNELIA DRIVE HAYES UB4 9AA

    Received 15 Sept 2025
  12. Approval56862/APP/2022/1362

    Retrospective erection of a canopy to the south side of existing warehouse unit

    5 RIVERSIDE WAY UXBRIDGE

    Received 26 Apr 2022
  13. Approval3638/ADV/2025/47

    Installation of 3no. illuminated fascia signs (Related to Listed Building Consent Application ref. 3638/APP/2025/2676)

    FORMER REGAL CINEMA 233 HIGH STREET UXBRIDGE UB8 1LD

    Received 16 Oct 2025
  14. Approval17214/APP/2022/1292

    Erection of a single storey side extension

    51 WOODCROFT CRESCENT HILLINGDON

    Received 20 Apr 2022
  15. Prior Approval N/Req34138/APP/2020/3319

    Erection of a single storey rear extension, which would extend beyond the rear wall of the original house by no more than 3.52 meters, for which the maximum height would be no more than 2.87 m and for which the height of the eaves would be no more than 2.77 meters

    68 PINE GARDENS RUISLIP

    Received 16 Oct 2020
  16. Refusal76186/APP/2023/2581

    Demolition of existing industrial building and the development of a two storey dwelling with associated amenity space and parking provision.

    1A VILLIER STREET UXBRIDGE

    Received 5 Sept 2023
  17. Approval77238/TRE/2022/87

    To carry out tree surgery including to crown lift low branches to 2.4m and fell leaning holly stem (G29 on application) and to lift to 3m over path (G33 on application) within Group 1, To crown reduce by 2-3m and reduce lateral growth back from property by 2m to One Horse Chestnut (T43 on application) all within TPO 176

    Community Areas 16 To 34 Evens CAREW ROAD NORTHWOOD HA6 3NL

    Received 29 Apr 2022
  18. Refusal65941/APP/2025/2646

    Extension of existing patio area at the back garden and installation of additional front paving slabs (amended description)

    52 CHESTWOOD GROVE HILLINGDON UB10 0EN

    Received 13 Oct 2025
  19. Prior Approval N/Req20117/APP/2025/2687

    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 and height of the eaves would be 2.90 metres, following demolition of existing rear extension.

    13 BEDWELL GARDENS HAYES UB3 4EB

    Received 18 Oct 2025
  20. Approval3742/APP/2025/1297

    Installation of a new fabric canopy to shopfront.

    201 FIELD END ROAD EASTCOTE PINNER

    Received 8 May 2025
  21. Withdrawn (P)8697/APP/2024/1836

    Details pursuant to the discharge of Condition 4 (landscape scheme) of planning permission ref. 8697/APP/2021/1342, dated 05-07-2021 (Variation of condition 2 (Approved Plans) of planning permission Ref: 8697/APP/2020/3622 dated 18/02/21 to increase the size of the dwellings (Demolition of existing bungalow and erection of 4 x 4 bed dwelling houses with associated parking spaces and external works))

    188 BURY STREET RUISLIP

    Received 9 Jul 2024
  22. Approval37200/APP/2023/2150

    Replacement glass panel and feature lighting to building entrance; Replacement cladding to building frontage, installation of bicycle store for 20 cycles, 3 new EV chargers in the car park and retrospective permission for 4 existing EV chargers in the car park.

    WATERVIEW HOUSE 1 ROUNDWOOD AVENUE STOCKLEY PARK

    Received 19 Jul 2023
  23. Refusal76318/APP/2021/1282

    Conversion of garage to habitable use with alterations to front elevation (Application for a Certificate of Lawful Development for a Proposed Development)

    119 ELM AVENUE EASTCOTE HA4 8PG

    Received 30 Mar 2021
  24. Approval78420/APP/2023/3469

    Erection of a single storey extension to the rear, following demolition of existing conservatory; erection of a patio and alterations to the fenestration to the side elevation of the dwellinghouse

    4 NORTON ROAD UXBRIDGE UB8 2PT

    Received 30 Nov 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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Guides to planning records

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  • 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