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 dates20,380Searchable applications
448Recorded as pending
82%Approval rate · 18,843 approved or refused records
3,483Refused applications
15,360 approved · 3,483 refused · 827 withdrawn. Received dates in our records: 11 Mar 2021 to 5 Oct 2026. Most recent record check: 11 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 Counts reflect the last collected status; some records may be out of date.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
- Refusal63838/APP/2022/926
Non-material amendment to planning permission ref. 63838/APP/2021/480, dated 29/03/2021 (Single storey side/rear extension) to erect front canopy, air conditioning unit on the side wall and installation of side windows
15 RUSHDENE ROAD EASTCOTE
Received 20 Mar 2022 - Approval72264/TRE/2023/176
To carry out tree surgery including a crown reduction to previous points to One Tree of Heaven T2 on TPO 270
45 NEW GARDEN DRIVE WEST DRAYTON UB7 7JB
Received 3 Aug 2023 - Approval797/APP/2026/765
At both nos. 75 & 77, erection of single-storey rear extensions, together with the conversion of the existing garages into habitable rooms incorporating a raised roof structure
75 & 77 PAVILION WAY RUISLIP
Received 27 Mar 2026 - Approval6949/APP/2023/1056
Erection of a single storey side extension
138A VINE LANE HILLINGDON
Received 11 Apr 2023 - Approval79170/APP/2024/3031
Construction of a single-storey side and rear extension, a front porch, and installation of external insulation and render.
68 MONEY LANE WEST DRAYTON
Received 14 Nov 2024 - Approval32467/APP/2024/905
Conversion of integral garage to habitable accommodation (Application for a Certificate of Lawful Development for a Proposed Development)
32 COPPERFIELD AVENUE HILLINGDON
Received 8 Apr 2024 - Approval54986/APP/2024/1792
Details pursuant to the discharge of Condition 4 (Demolition and Construction Management Plan) of planning permission ref. 54986/APP/2023/3718, dated 06-06-2024 for the "Erection of an additional detached three-bedroom dwelling with associated parking, cycle and bin storage following part demolition of the existing dwelling and garage."
67 PINKWELL LANE HAYES MIDDLESEX UB3 1PJ
Received 5 Jul 2024 - Approval8461/APP/2021/4023
Erection of upward extension to add a floor to the existing single-storey dwelling. Alterations to the entrance and roof.
ANNEX, 96 BOURNE AVENUE HAYES UB3 1QP
Received 28 Oct 2021 - Approval28942/APP/2024/35
Conversion of roof space to habitable use to include a rear dormer, 3 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)
121 WINDSOR AVENUE HILLINGDON
Received 8 Jan 2024 - Refusal (Appealed)17948/APP/2021/3995
Two storey side extension, conversion of roof space to habitable use to include a rear dormer and a front roof light, and alteration to elevations of the rear extension
12 DAWLEY AVENUE HILLINGDON
Received 27 Oct 2021 - Approval7668/APP/2023/1556
Erection of a single storey extension to rear and part two storey rear extension to rear.
38 WARWICK CRESCENT HAYES
Received 26 May 2023 - Approval3986/APP/2026/1326
Demolition of existing garage, erection of a double storey side extension, part first floor side and rear extension, part single storey rear extension, patio element, loft conversion with a rear dormer and rooflights, and an outbuilding for ancillary use.
90 NORTH VIEW EASTCOTE PINNER
Received 28 May 2026 - Approval78654/APP/2024/704
Conversion of roof space to habitable use to include a rear dormer with Juliette Balcony, 3 front roof lights and conversion of roof from hip to gable end with new gable end window, following the removal of existing chimney stack (Application for a Certificate of Lawful Development for a Proposed Development)
107 LIME GROVE RUISLIP
Received 18 Mar 2024 - Approval73792/APP/2024/850
Erection of single storey outbuilding to rear garden.
4 FRANKSWOOD AVENUE YIEWSLEY UB7 8QR
Received 2 Apr 2024 - Approval4007/APP/2024/498
Demolition of existing dwelling and erection of 2no. semi-detached properties with associated works
1 & 2 VERNON DRIVE HAREFIELD
Received 27 Feb 2024 - Prior Approval N/Req3963/APP/2023/3042
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 3.47 metres, and for which the height of the eaves would be 2.80 metres
293 STATION ROAD HAYES
Received 19 Oct 2023 - Undecided11800/APP/2026/1713
Erection of outbuilding
22 CLEMENT GARDENS HAYES
Received 8 Jul 2026 - Refusal53723/APP/2025/2630
CHANGE OF USE FROM A HOUSE IN MULTIPLE OCCUPATION (C4 USE) TO A CHILDRENS CARE HOME (C2 USE)
9 FERRERS AVENUE WEST DRAYTON
Received 10 Oct 2025 - Refusal1911/APP/2022/1305
Change of Use of the Sui Generis (sale or display for sale of motor vehicles) unit to a Warehouse/Distribution (Class B8)
1-3 UXBRIDGE ROAD HAYES
Received 20 Apr 2022 - Approval71852/APP/2022/128
Erection of outbuilding to rear garden (Application for a Certificate of Lawful Development for a Proposed Development)
12 HILLSIDE GARDENS NORTHWOOD HA6 1RL
Received 17 Jan 2022 - Approval77404/APP/2023/1903
Reserved matters (access, layout, scale, appearance and landscaping) pursuant to Condition 2 of planning permission reference 77404/APP/2022/2171- Outline planning application for the partial demolition and retention of No.37 Midhurst Gardens and construction of new end-of-terrace two-bedroom dwelling set over two floors with associated, parking, amenity and formation of new access (all matters reserved).
37 MIDHURST GARDENS HILLINGDON UB10 9D
Received 29 Jun 2023 - Approval3255/APP/2022/212
Conversion of roof space to habitable use to include a rear dormer, 4 front roof lights and conversion of both sides of roof from hip to gable end and alterations to fenestration (Application for a Certificate of Lawful Development for a Proposed Development)
18 ST EDMUNDS AVENUE RUISLIP
Received 24 Jan 2022 - Approval35927/APP/2023/181
Conversion of roof space to habitable use to include a rear dormer, 2 front roof lights, Juliet balcony and conversion of roof from hip to gable end (Application for a Certificate of Lawful Development for a Proposed Development)
28 GROSVENOR VALE RUISLIP
Received 20 Jan 2023 - Approval77688/APP/2023/638
Conversion of roof space to habitable use to include a rear dormer, 3 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 ALANDALE DRIVE PINNER HA5 3UY
Received 6 Mar 2023
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.
How to search planning applicationsGuides to planning records
All planning guides
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.
UK researchPublished Updated
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.
UK researchPublished Updated
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 coverageMore planning authorities in England
- London Borough of Hounslow
- London Borough of Islington
- London Borough of Lambeth
- London Borough of Lewisham
- London Borough of Merton
- London Borough of Newham