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 dates29,881Searchable applications
509Recorded as pending
78%Approval rate · 27,869 approved or refused records
6,052Refused applications
21,817 approved · 6,052 refused · 1,076 withdrawn. Received dates in our records: 11 Jun 2012 to 9 Oct 2026. Most recent record check: 17 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 Counts reflect the last collected status; some records may be out of date.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
- Approval7185/APP/2025/1062
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. Removal of 3 existing chimneys (Application for a Certificate of Lawful Development for a Proposed Development)
70 HARLYN DRIVE PINNER
Received 11 Apr 2025 - Refusal77399/APP/2022/2136
Conversion of roof space to habitable use to include a rear dormer with 1 front roof light and conversion of roof from hip to gable end with new gable end window. Erection of single storey extension to rear (Application for a Certificate of Lawful Development for a Proposed Development)
25 BIRCHWAY HAYES UB3 3PA
Received 4 Jul 2022 - Refusal24737/APP/2020/99
Erection of a single storey rear extension, which would extend beyond the rear wall of the original house by 6 metres, for which the maximum height would be 3.2 metres, and for which the height of the eaves would be 3 metres
87 BURY STREET RUISLIP
Received 13 Jan 2020 - Approval (Appealed)74185/APP/2018/3462
Part two storey, part single storey side/rear extension
79 MINET DRIVE HAYES
Received 27 Sept 2018 - Approval13583/APP/2025/344
Erection of new dwelling with associated parking and landscaping following demolition of the existing dwelling.
212 SWAKELEYS ROAD ICKENHAM
Received 11 Feb 2025 - Approval78366/APP/2023/3269
Erection of a single storey extension to the side and rear.
15 CHURCH CLOSE UXBRIDGE UB7 2XG
Received 10 Nov 2023 - Approval829/APP/2019/753
Details pursuant to condition 7 (sound insulation and ventilation scheme) of planning permission reference 829/APP/2016/3167 (Redevelopment of the site to accommodate a 7 storey 108 room hotel incorporating breakfast area and working/living zone at ground floor level; a basement level with associated parking; and external landscaping works including provision of parking, servicing areas, and planting.)
FORMER ROYAL BRITISH LEGION CLUB SIPSON ROAD WEST DRAYTON
Received 4 Mar 2019 - Refusal4579/APP/2019/2313
Conversion of roofspace to habitable use to include a side/rear dormer and 2 side rooflights (Application for a Certificate of Lawful Development for an Existing Development)
4 WHEATLEY CRESCENT HAYES
Received 11 Jul 2019 - Approval15163/APP/2019/2962
Conversion of roof space to habitable use to include a rear dormer with juliette balcony, 2 front roof lights and new gable end window
16 MARIAN CLOSE HAYES
Received 5 Sept 2019 - Approval74053/APP/2019/2614
Covered decking to rear
28 TRUESDALES ICKENHAM UB10 8FJ
Received 6 Aug 2019 - Approval25204/APP/2024/2496
Erection of an outbuilding to rear garden
17 LYNHURST CRESCENT HILLINGDON
Received 17 Sept 2024 - Approval74591/APP/2019/498
Single storey side/rear extension
140A VINE LANE HILLINGDON UB10 OBQ
Received 11 Feb 2019 - Refusal (Appealed)51222/APP/2021/136
Installation of a front and rear dormer
COPSEWOOD HOUSE 7 PINE TREES DRIVE ICKENHAM
Received 13 Jan 2021 - Prior Approval N/Req78210/APP/2023/2355
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 2.95 metres.
31 YORK AVENUE HAYES UB 2TN
Received 7 Aug 2023 - Approval77515/APP/2022/2749
Conversion of roof space to habitable use to include a rear dormer with 2 front roof lights (Application for a Certificate of Lawful Development for a Proposed Development)
57 BRIDGWATER ROAD RUISLIP HA4 0EE
Received 5 Sept 2022 - Prior Approval N/Req5430/APP/2021/2443
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 metres, and for which the height of the eaves would be 2.8 metres
88 BUSHEY ROAD ICKENHAM
Received 18 Jun 2021 - Approval5907/APP/2024/2493
Confirmation of continuous residential use of a static mobile home.
DUCKS HILL FARM DUCKS HILL ROAD NORTHWOOD HA6 2SP
Received 17 Sept 2024 - Approval22105/APP/2025/1217
Erection of a single storey rear extension and amendments to fenestration with replacement windows along the flank elevation. .
41 SUNNINGDALE AVENUE RUISLIP
Received 30 Apr 2025 - Undecided17031/APP/2026/2250
Subdivision of existing single dwellinghouse into 2 x three-bedroom houses, including the erection of a two-storey extension to the side following the partial demolition of conservatory and garage with associated private amenity space, car and cycle parking, and refuse storage.
48 LOTHIAN AVENUE HAYES
Received 21 Sept 2026 - Prior Approval N/Req78702/APP/2024/1602
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 2.95 metres, and for which the height of the eaves would be 2.80 metres
56 ROMNEY ROAD HAYES UB4 8PU
Received 18 Jun 2024 - Approval13744/APP/2022/2145
Erection of a single storey rear extension
15 STAR ROAD HILLINGDON
Received 5 Jul 2022 - Approval79929/TRE/2026/38
TPO 3 T29 1x Yew to crown lift by up to 5m.
19-21 NORTHWOOD ROAD HAREFIELD UB9 6PL
Received 20 Feb 2026 - Approval71242/APP/2021/4321
Conversion of roofspace for habitable use invoving rear dormer and front rooflights, enlargement of the first floor side extension to the rear of the property and widening of the front porch
1 AND 1A ASHBURTON ROAD RUISLIP HA4 6AA
Received 24 Nov 2021 - Approval40050/APP/2023/1437
Details pursuant to the partial discharge of Condition 7 (Part (i)(a)&(b) Contamination) of application reference 40050/APP/2022/2897 dated 10-03-2023 for 'Section 73 application to vary Condition 1 of application reference 40050/APP/2021/2467 dated 20-10-2021 'Construction of two additional storeys measuring 6.6m maximum height (18.7m above ground level) to provide 31 residential units (Application for Prior Approval under Schedule 2, Part 20, Class AA of the Town and Country Planning (General Permitted Development) (England) Order 2015 (as amended))' for minor internal layout changes and design amendments made to the arrangement of the windows and balcony doors.'.
RIVERVIEW HOUSE OXFORD ROAD UXBRIDGE UB8 1HS
Received 16 May 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