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 dates25,921Searchable applications
441Recorded as pending
79%Approval rate · 24,132 approved or refused records
4,997Refused applications
19,135 approved · 4,997 refused · 990 withdrawn. Received dates in our records: 5 Dec 2019 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 Counts reflect the last collected status; some records may be out of date.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
- Withdrawn (P)59390/APP/2023/2469
Erection of a part first floor rear/side extension with columns to side
20 DORCHESTER WAYE HAYES MIDDX UB4 OHU
Received 17 Aug 2023 - Approval12575/APP/2026/791
Conversion of integral garage to habitable accommodation, including raising garage roof height and amendments to fenestration
50 LOWLANDS ROAD EASTCOTE
Received 26 Mar 2026 - Refusal72878/APP/2021/1723
Conversion of roof spaces to habitable use to include the conversion of the hipped roof at No. 101 to a gable end and the installation of two rear dormers (one on each property)
101-103 LANSBURY DRIVE HAYES UB4 8RW
Received 29 Apr 2021 - Approval18199/APP/2022/785
Erection of a single storey side extension
33 HAYES END DRIVE HAYES
Received 8 Mar 2022 - Refusal46378/APP/2023/2945
Details pursuant to the discharge of Conditions 10 (Low Emissions Strategy), 14 (Delivery and Servicing Plan) and 23 (Energy Demand and Carbon Emissions Post-Construction), plus the partial discharge of Condition 15 (Contamination, Parts (iii) and (iv)) only in relation to planning permission ref. 46378/APP/2019/2970 approved 07-10-2021 (Development of land north of playing pitches to provide an extension to West London Film Studios comprising construction of new sound stages, workshops and office accommodation, entrance structures and reception and security offices (Use Class Sui Generis), creation of new vehicular and pedestrian accesses from Springfield Road, with associated car parking, landscaping and the provision of an ecological enhancement area/landscaped buffer zone).
WEST LONDON FILM STUDIOS SPRINGFIELD ROAD HAYES UB4 0RG
Received 10 Oct 2023 - Approval54209/ADV/2022/96
Installation of 1 no. externally illuminated fascia, 1 no. externally illuminated fascia and 3 no. non-illuminated vinyl window signs
116-118 HIGH STREET RUISLIP HA4 8LS
Received 1 Dec 2022 - Approval7656/TRE/2021/26
To carry out tree surgery, including crown reduction by 1.5m to one hornbeam and six Silver Birch, A1 on TPO 397
100 COPSE WOOD WAY NORTHWOOD HA6 2UB
Received 26 Jan 2021 - Approval7283/APP/2024/2650
Erection of a two storey side extension, part single storey, part two storey rear extension and front canopy. Partial demolition of the existing garage, conversion of roof space to habitable use to include a rear dormer with 4 front and rear roof lights. Amendments to fenestration.
1 HELFORD CLOSE RUISLIP
Received 4 Oct 2024 - Approval75429/APP/2020/1362
Single storey side/rear extension involving demolition of existing garage
5 THORNHILL ROAD ICKENHAM UB10 8SF
Received 29 Apr 2020 - Refusal1190/APP/2020/2490
Details pursuant to conditions 3 (Materials) and 4 (Landscaping) of planning permission Ref: 1190/APP/2020/887 dated 27/05/2020 (Erection of a 4 bed chalet bungalow with associated parking and amenity space following demolition of existing bungalow)
59 ST MARGARETS ROAD RUISLIP
Received 10 Aug 2020 - Undecided12817/APP/2026/2174
Erection of single storey rear extension
13 BLACKLANDS DRIVE HAYES
Received 8 Sept 2026 - Approval29511/APP/2023/896
Erection of a single single storey extension to the rear of the dwelling with installation of 4 roof lights.
141 DORCHESTER WAYE HAYES
Received 27 Mar 2023 - Refusal77344/APP/2022/1821
Conversion of loft space (of a first floor flat) into habitable living space. Including raising of the existing front and rear dormers, new balcony in the front dormer, new windows facing the rear dormer, and new rooflights on the rear roof.
2A OSPREY CLOSE WEST DRAYTON UB7 7JE
Received 6 Jun 2022 - Refusal49316/ADV/2020/21
Installation of 1 non illuminated fascia sign and 1 replacement fascia sign
3 MARLBOROUGH PARADE UXBRIDGE ROAD HILLINGDON
Received 20 Feb 2020 - Refusal78264/APP/2023/2626
Erection of an additional second floor to block of flats to create new 3 self-contained residential units with associated refuse, car parking and cycle facility.
76 CROMWELL ROAD HAYES UB3 2PS
Received 6 Sept 2023 - Refusal66753/APP/2020/1674
Conversion of a garage into habitable use involving alterations to front elevation (Certificate of Lawful Development for a Proposed Development)
63A KINGSEND RUISLIP
Received 1 Jun 2020 - Refusal (Appealed)66743/APP/2025/1777
Erection of single storey outbuilding to rear garden for use as annex, following demolition of existing garage.
40 GREENACRES AVENUE ICKENHAM
Received 26 Jun 2025 - Refusal33218/APP/2021/2939
Part first floor rear extension
5 BAXTER CLOSE HILLINGDON
Received 26 Jul 2021 - Approval74382/APP/2021/4013
Two storey side extension (approved under 74382/APP/2021/1477) and enlargement of existing dormer, two rooflights to front and internal alterations
68A HETHERINGTON WAY ICKENHAM UB10 8AT
Received 28 Oct 2021 - Approval36035/APP/2026/715
Details pursuant to the discharge of Conditions 4 (window details) of the appeal planning permission ref. 6002720 of planning application 36035/APP/2025/1938, dated 17-03-2026 (Erection of a part single storey, part two storey rear extension, and part two storey, part single storey side extension.)
48 RALEIGH AVENUE HAYES
Received 19 Mar 2026 - Approval77051/APP/2023/399
Details pursuant to the discharge of Conditions 9 (Electric Vehicle Charging Points) and 12 (step free access) of planning permission ref. 77051/APP/2022/427, dated 20-05-2022 (Demolition of existing dwelling and detached garage and construction of new four-bedroom detached two storey dwelling)
1 BOSTON GROVE RUISLIP HA4 7RY
Received 10 Feb 2023 - Approval46230/APP/2024/2597
Erection of a single storey extension to the rear
57 WALTHAM AVENUE HAYES
Received 27 Sept 2024 - Refusal28488/APP/2025/162
Erection of granny annex to the rear garden, following the demolition of existing garage
35 KEATS WAY WEST DRAYTON
Received 22 Jan 2025 - Refusal78807/APP/2024/1405
Subdivision of 2-bedroom flat into 2 x 1-bedroom flats (Application for a Certificate of Lawful Development for a Existing Development).
FLAT 10, SPRINGFIELD HOUSE HAYES END ROAD HAYES UB4 8EH
Received 24 May 2024
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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