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.
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 dates25,349Searchable applications
442Recorded as pending
79%Approval rate · 23,584 approved or refused records
4,836Refused applications
18,748 approved · 4,836 refused · 973 withdrawn. Received dates in our records: 31 Jan 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 Counts reflect the last collected status; some records may be out of date.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 2026Planning 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
- Refusal65198/APP/2023/1314
Erection of single storey extension to rear and amendments to fenestration (Application for a Certificate of Lawful Development for a Proposed Development)
9 WESTLANDS CLOSE HAYES MIDDX UB3 4PX
Received 4 May 2023 - Approval6181/APP/2024/779
Conversion of roof space to habitable use including a hip to gable and rear dormer extension and 3 front roof lights (Application for a Certificate of Lawful Development for a Proposed Development)
4 SEATON ROAD HAYES
Received 25 Mar 2024 - Approval79383/APP/2025/882
Erection of a single storey wraparound extension to the side and rear (with a small patio).
4 SUTTON CLOSE EASTCOTE HA5 2JX
Received 28 Mar 2025 - Approval17003/APP/2022/899
Erection of a front porch extension and front boundary wall
16 WINNOCK ROAD YIEWSLEY
Received 17 Mar 2022 - Prior Approval N/Req8257/APP/2021/3934
Erection of a single storey rear extension which would extend beyond the rear wall of the original house by 4 metres, for which the maximum height would be 3.90 metres, and for which the height of the eaves would be 2.60 metres.
9 WOODCROFT CRESCENT HILLINGDON
Received 22 Oct 2021 - Approval72626/TRE/2020/173
To fell one Field Maple (T1 on application) and four Cypresses (T8, 9, 10, 11 on application); and to crown reduce by 3-4m one Ash (T3 on application), and to reduce back to boundary line one Oak (T12 on application), all within Area 1 on TPO 130
2A ROFANT ROAD NORTHWOOD HA6 3BE
Received 15 Jul 2020 - Approval78159/APP/2024/3303
Details pursuant to the discharge of Conditions 4 (electric vehicle charging points) and 5 (cycle storage) of planning permission ref. 78159/APP/2023/2661, dated 18-01-2024 (Change of use from a Class C3a dwelling to a Class C2 (a children's home for a single child, with up to three carers))
391 LANSBURY DRIVE HAYES UB4 8SA
Received 18 Dec 2024 - Approval17997/APP/2020/1111
Demolition of an existing modular classroom unit and erection of a similar modular unit comprising of two classrooms with all associated external works
YEADING INFANT SCHOOL CARLYON ROAD HAYES UB4 0NR
Received 3 Apr 2020 - Approval3348/APP/2023/2266
Details pursuant to partial discharge of Condition 9 Parts (i)(a), (i)(b), (ii) and (iii) (Contaminated Land) and full discharge of Condition 10 (Sustainable Water Management) attached to planning permission ref. 3348/APP/2023/138 dated 02-06-2023 (Erection of a two-storey academic building (Use Class F1), demolition of existing temporary modular structures and partial demolition of existing main teaching building to facilitate connections to the main school, redevelopment of external hard and soft landscaped areas and associated works).
MEADOW HIGH SCHOOL ROYAL LANE HILLINGDON
Received 31 Jul 2023 - Prior Approval N/Req46466/APP/2024/3318
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 3.00 metres
43 LOTHIAN AVENUE HAYES
Received 19 Dec 2024 - Prior Approval N/Req6355/APP/2023/1048
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 3.16 metres, and for which the height of the eaves would be 3.00 metres
90 WALTHAM AVENUE HAYES
Received 11 Apr 2023 - Refusal (Appealed)50922/APP/2024/1732
Erection of a single storey rear extension following the demolition of existing conservatory.
2 MIDDLETON DRIVE PINNER
Received 1 Jul 2024 - Approval11239/APP/2021/348
Conversion of roofspace to habitable use to include a rear dormer roof extension and conversion of roof from hip to gable end with gable end window and a single storey side extension (Application for a Certificate of Lawful Development for a Proposed Development).
47 ELM AVENUE EASTCOTE
Received 27 Jan 2021 - Approval55333/APP/2026/1472
Conversion of roof space to habitable use to include a rear dormer (Application for a Certificate of Lawful Development for a Proposed Development)
30 STAFFORD ROAD RUISLIP MIDDLESEX HA4 6PJ
Received 16 Jun 2026 - Approval32968/APP/2023/1605
Erection of a single storey side and rear extension
74 HERCIES ROAD HILLINGDON
Received 31 May 2023 - Prior Approval N/Req1314/APP/2024/337
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 2.90 metres.
63 HILLINGDON ROAD UXBRIDGE
Received 8 Feb 2024 - Approval34857/APP/2024/1027
Erection of a single storey infill extension to the rear
99 OTTERFIELD ROAD YIEWSLEY
Received 19 Apr 2024 - Approval76998/APP/2025/2835
Conversion of roof space to habitable use including a rear dormer and 3no. front facing rooflights.
13A DRAYTON GARDENS WEST DRAYTON UB7 7LG
Received 10 Nov 2025 - Refusal (Appealed)42629/APP/2021/3946
Outline planning application for the erection of two storey 2-bedroom dwelling house plus front porch and 2 parking spaces and bin store (landscaping reserved for subsequent approval)
193 COLDHARBOUR LANE HAYES
Received 22 Oct 2021 - Approval8878/APP/2025/2285
Installation of 1no. front facing roof light.
165C STATION ROAD WEST DRAYTON
Received 29 Aug 2025 - Approval4107/APP/2022/2493
Construction of a rear outbuilding incidental to the main dwelling following demolition of the existing rear outbuilding.
21 LIME GROVE HAYES
Received 9 Aug 2022 - No Objection75817/APP/2020/2624
Removal of payphone
LAND O/S 142 LONG LANE LONG LANE HILLINGDON
Received 11 Aug 2020 - Withdrawn (P)8262/APP/2022/125
Conversion of roof space into habitable use including rear dormer with Juliette balcony and 3 x front rooflights
8 BURLEIGH ROAD HILLINGDON
Received 17 Jan 2022 - Withdrawn (P)79360/APP/2025/724
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)
26A NIELD ROAD HAYES UB3 1SF
Received 19 Mar 2025
Records are ordered by application ID, not submission date. Use search to find a particular address or proposal.
View all applicationsResearching 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.
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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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