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
24,671Searchable applications
442Recorded as pending
80%Approval rate · 22,935 approved or refused records
4,636Refused applications

18,299 approved · 4,636 refused · 954 withdrawn. Received dates in our records: 22 Mar 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 Counts reflect the last collected status; some records may be out of date.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. Refusal211/APP/2025/2715

    Erection of a single storey rear extension, conversion of roof space to habitable use to include a rear dormer, hip to gable extension and amendments to existing side extension to facilitate the conversion of 3-bedroom dwelling into 2 x self-contained flats with associated refuse and cycle storage and landscaping (amended description)

    168 RYEFIELD AVENUE HILLINGDON

    Received 22 Oct 2025
  2. Approval195/APP/2025/2017

    Installation of two flue pipes and supporting structure.

    Radisson Red Hotel BATH ROAD HEATHROW UB7 0DU

    Received 28 Jul 2025
  3. Approval373/ADV/2022/17

    Installation of 1 no. internally illuminated facia sign, 2 no. non-illuminated fascia signs, 1 non-illuminated projecting sign and 1 no. internally illuminated menu board installed inside shopfront

    81 - 83 HIGH STREET RUISLIP HA4 8JB

    Received 18 Feb 2022
  4. Approval27660/APP/2023/1180

    Erection of new outbuilding within curtilage of existing house (Application for a Certificate of Lawful Development for a Proposed Development)

    1 BROADHURST GARDENS RUISLIP

    Received 21 Apr 2023
  5. Approval74197/APP/2021/2368

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

    55 CREST GARDENS RUISLIP MIDDLESEX HA4 9HB

    Received 12 Jun 2021
  6. Approval67911/APP/2021/305

    Conversion of roofspace to habitable use to include a rear dormer, 3 x front rooflights and conversion of roof from hip to gable end with gable end window (Application for a Certificate of Lawful Development for a Proposed Development).

    84 ABBOTSBURY GARDENS EASTCOTE

    Received 25 Jan 2021
  7. Approval75175/APP/2023/2367

    Details pursuant to the discharge of Conditions 3 (materials), 4 (landscape scheme) and 5 (bicycle parking facilities) of Appeal Decision ref.APP/R5510/W/21/3267253, dated 09-06-2021 (planning permission ref. 75175/APP/2020/2951, dated 19-11-2020) (Erection of a two storey, 2-bed dwelling with associated parking and amenity space)

    LAND AT 23-25 LITTLE ROAD HAYES UB3 3BT

    Received 8 Aug 2023
  8. Approval76811/APP/2023/2679

    Erection of a single storey rear and a part first floor rear extension

    58 BLACKLANDS DRIVE HAYES UB4 8EX

    Received 12 Sept 2023
  9. Approval73955/APP/2025/767

    Details pursuant to the partial discharge of Condition 12 (Submission of Verification Report for approved drainage/SuDS for Section 1, Section 2 and Section 3 - Blocks E and F) of planning permission ref. 73955/APP/2022/2613, dated 20/03/2023: Section 73 application to vary Conditions 2, 3 and 5 of application reference 73955/APP/2021/3362 dated 20-01-2022 (Section 73 application to vary Conditions 2 and 3 of application reference 73955/APP/2020/139 (Demolition of existing buildings for residential-led mixed use development comprising buildings between 3 and 11 storeys to provide residential units (Use Class C3) and ground floor employment floorspace (Use Class B1) with associated access and car and cycle parking, landscape and amenity areas and associated servicing) to link internal corridors, relocate the consented gym use, relocate a duplex unit, change duplex units to single level, amend the refuse strategy and amend the layout of the car park & cycle stores) to include a second staircase, reduction in car parking, change to energy strategy, internal flat changes to address fire regulations, change to residential unit mix, and amendments to landscaping.

    CROWN TRADING CENTRE CLAYTON ROAD HAYES HILLINGDON UB3 1DU

    Received 18 Mar 2025
  10. Approval4131/APP/2022/1654

    Details pursuant to the discharge of Condition 3 (product details) of planning permission ref. 4131/APP/2021/3837, dated 08-12-2021 (Insertion of rear rooflights and rear elevation first floor windows)

    60 HIGH STREET RUISLIP

    Received 20 May 2022
  11. Refusal (Appealed)53207/APP/2021/4326

    Erection of a rear conservatory

    70 WENTWORTH CRESCENT HAYES

    Received 24 Nov 2021
  12. Refusal27641/APP/2023/3424

    Erection of a part single and part two-storey rear extension with amendments to fenestration. Conversion of roof space to habitable use, including a double hip-to-gable extension, raising of the ridge line, rear dormer extension, and installation of roof lights to the front roof slope. Change of use from Class C3 (Dwellinghouse) to Class C1 (Bed and Breakfast). (amended description).

    337 HIGH STREET HARLINGTON

    Received 27 Nov 2023
  13. Approval6616/APP/2026/1410

    Variation of Condition 3 (Landscaping) and 7 (Sustainable Water Management) of planning permission ref. 6616/APP/2019/3268, dated 02-10-20 (Demolition of the existing car showroom building and the construction of a three-storey building with 7 residential units (6 x 2-bed, 1 x 1-bed), together with the creation of a new vehicular access point, car parking, landscaping and associated works) to amend car parking and landscaping arrangement within the rear service yard.

    LAND REAR OF 122-123 HIGH STREET UXBRIDGE

    Received 5 Jun 2026
  14. Refusal (Appealed)76044/APP/2020/3862

    Proposed 15.0m Phase 8 Monopole C/W wrapround cabinet at base, 3 cabinets and associated ancillary works (General Permitted Development) Order 2015 for determination as to whether prior approval is required for siting and appearance)

    SW ADJACENT JUNCTION PUMP LANE/ SILVERDALE RD HAYES UB3 3LP

    Received 24 Nov 2020
  15. Approval5649/APP/2023/2181

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

    57 BLACKLANDS DRIVE HAYES

    Received 24 Jul 2023
  16. Refusal78307/APP/2023/3601

    Erection of part single storey, part two storey side and rear extensions and front extension/porch at no.17

    15-17 WARLEY ROAD HAYES UB4 0PZ

    Received 13 Dec 2023
  17. Approval77532/APP/2022/2786

    Conversion of roof space to habitable use to include 2 side dormers, conversion of garage into habitable room and erection of single storey rear extension (Application for a Certificate of Lawful Development for a Proposed Development)

    3 HIGHFIELD CRESCENT NORTHWOOD HA6 1EZ

    Received 8 Sept 2022
  18. Refusal (Appealed)63394/APP/2022/459

    Erection of a single storey side extension

    8 DARRIS CLOSE HAYES

    Received 15 Feb 2022
  19. Refusal61847/APP/2021/2255

    Conversion of ground floor to 1 x 1 bed residential unit.

    24 HERITAGE CLOSE COWLEY MIDDLESEX UB8 2LA

    Received 3 Jun 2021
  20. Refusal (Appealed)77167/APP/2023/2854

    Conversion of roof space to habitable use including raising the ridge height and alterations to roof profile with 2 x rear dormers, 3 x front roof lights (revised description)

    48 MYRTLE AVENUE RUISLIP HA4 8RZ

    Received 29 Sept 2023
  21. Refusal51321/APP/2023/24

    Demolition of the existing building and construction of a four storey building, comprising 13 residential units, including associated landscape works, provision of bicycle and bin storage and car parking space. (following the approved change of use ref. 51321/APP/2022/1861).

    HAYDON HOUSE, 296 JOEL STREET EASTCOTE PINNER

    Received 4 Jan 2023
  22. Withdrawn (P)28630/APP/2020/1742

    Part two storey part single storey rear extension (Resub)

    88 COLLINGWOOD ROAD HILLINGDON

    Received 9 Jun 2020
  23. Approval33139/APP/2025/1442

    Conversion of integral garage to habitable use (Application for a Certificate of Lawful Development for a Proposed Development)

    38 OAK GROVE RUISLIP

    Received 22 May 2025
  24. Approval19382/APP/2024/315

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

    52 BROOKSIDE ROAD HAYES

    Received 6 Feb 2024

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
  • 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