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 dates25,203Searchable applications
442Recorded as pending
80%Approval rate · 23,443 approved or refused records
4,792Refused applications
18,651 approved · 4,792 refused · 970 withdrawn. Received dates in our records: 12 Feb 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 Counts reflect the last collected status; some records may be out of date.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
- Approval76130/APP/2021/500
Two storey 3-bed detached dwelling to include 2 side dormers and juliette balcony including demolition of existing dwelling
15 THE CHASE ICKENHAM UB10 8SS
Received 9 Feb 2021 - Approval75643/APP/2020/1746
Single storey rear extension involving removal of existing deck
7 BRANDVILLE ROAD WEST DRAYTON UB7 9DA
Received 9 Jun 2020 - Refusal26709/TRE/2020/292
To fell one Oak and replace with Birch or Sweet Chestnut, as in Area 1 on TPO198
4 WARREN ROAD ICKENHAM
Received 12 Oct 2020 - Approval4849/APP/2020/1717
Single storey side/rear extension (Part retrospective)
21 WIDMORE ROAD HILLINGDON
Received 5 Jun 2020 - Approval41351/APP/2023/2192
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)
124 WEST DRAYTON ROAD HILLINGDON
Received 25 Jul 2023 - Approval75127/APP/2022/1191
Details pursuant to condition 21 (Basement Impact Assessment) of planning permission ref. 75127/APP/2019/3221 dated 27-04-2020; (Redevelopment of the site including the demolition of the existing buildings (Use Class D1) to provide a part 2, part 3 storey building including a basement to provide a leisure centre(Use Class D2) with access, car parking (including a decked car park), landscaping and associated works)
West Drayton Leisure Centre, Harmondsworth Road/ ROWLHEYS PLACE WEST DRAYTON
Received 8 Apr 2022 - Approval14254/APP/2021/4302
Proposed demolition of existing outbuilding and shed and construction of outbuilding for use as gym and storage
44 THE GROVE ICKENHAM
Received 23 Nov 2021 - Approval53997/APP/2023/837
Erection of a single storey extension to the rear of the dwelling.
31 EASTBURY ROAD NORTHWOOD
Received 21 Mar 2023 - Approval6305/APP/2023/2305
Erection of a front porch, single storey rear infill extension and part single storey, part double storey side extension with amendments to fenestration
209 THE MEAD, HOYLAKE CRESCENT ICKENHAM
Received 4 Aug 2023 - Approval18948/APP/2021/3583
Details pursuant to the discharge of Condition 15 (Air Pollution Mitigation Strategy) attached to planning permission ref. 18948/APP/2020/2551 dated 31/08/2021 (Demolition of existing buildings and construction of a new 8FE school including public library, Sixth form classrooms, new NP/ASD/SRP department, adult education classrooms, outdoor and indoor sport and recreation facilities, and associated landscaping and refuse stores/collection points.)
HARLINGTON SCHOOL PINKWELL LANE HAYES UB3 1PB
Received 21 Sept 2021 - Withdrawn (P)79876/APP/2026/1076
Erection of single storey rear extension, projecting from the existing rear extension
1 SHALDON DRIVE RUISLIP HA4 0UJ
Received 30 Apr 2026 - Approval78053/APP/2023/1500
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)
44 ORCHARD CLOSE RUISLIP HA4 7LS
Received 23 May 2023 - Approval75068/APP/2020/3178
Details pursuant to condition 6 (Soakaway) of planning permission Ref: 75068/APP/2020/2139 dated 02/09/2020 (Variation of condition 2 (Approved Plans) of planning permission Ref: 75068/APP/2020/1302 dated 15/06/2020 (Two storey front extension, single storey rear extension, conversion of garage to habitable use and installation of pitched roof over existing flat roof element))
14 THE AVENUE ICKENHAM UB10 8NP
Received 5 Oct 2020 - Refusal15999/APP/2025/628
Erection of a two storey extension to the side, erection of front porch, alterations to first floor flat roof from flat to hipped roof
66 LONGMEAD ROAD HAYES
Received 6 Mar 2025 - Approval77123/APP/2022/773
Erection of a single storey side infill extension and alterations to existing side and rear extension elevations
11 HEWENS ROAD HILLINGDON UB10 0S
Received 7 Mar 2022 - Approval73146/APP/2023/2086
Erection of a first floor extension to rear (Application for a Certificate of Lawful Development for a Proposed Development)
1A NICHOLLS AVENUE HILLINGDON
Received 14 Jul 2023 - Approval4749/APP/2024/614
Erection of a single storey extension to the front following the demolition of the existing porch.
9 TRUESDALE DRIVE HAREFIELD
Received 8 Mar 2024 - Approval8096/APP/2021/909
Part two storey, part single storey side/rear extension
1 RAYNTON CLOSE HAYES
Received 9 Mar 2021 - Withdrawn (P)76744/ADV/2021/41
Installation of 1 no. new BT Street Hub, incorporating 2 no. digital 75 LCD advert screens, plus the removal of associated BT kiosk(s).
Land Fronting 124 HIGH STREET RUISLIP HA4 8LR
Received 10 Sept 2021 - Approval40761/APP/2021/958
Single storey rear extension and conversion of garage to habitable use
97 POTTER STREET NORTHWOOD
Received 11 Mar 2021 - Approval9011/APP/2020/786
Details pursuant to Condition 1 (Landscaping Scheme) of Planning Inspectorate's Decision Letter, dated 17/12/19, Ref. APP/R5510/W/19/3236505 (LPA Ref. 9011/APP/2018/1854): Retention of hospital waste store (Retrospective Application) with new boundary hedge planting.
HAREFIELD HOSPITAL HILL END ROAD HAREFIELD MIDDLESEX UB9 6JH
Received 4 Mar 2020 - Refusal49675/APP/2020/3673
Subdivision of the site and the construction of a 2 storey, 4 bedroom dwellinghouse with associated rear and front garden space and front driveway parking
26 BEECH CLOSE WEST DRAYTON
Received 10 Nov 2020 - Refusal77761/APP/2022/3887
Loft conversion including a hip to half gable extension, gable end window, rear dormer and 3 x front facing roof lights.
6A FAIRDALE GARDENS HAYES UB3 3JA
Received 23 Dec 2022 - Approval61775/APP/2022/2954
Single storey side/rear extension including rear patio; side boundary gate and fence and front porch extension (following demolition of existing porch).
5 POPLARS CLOSE RUISLIP HA4 7BU
Received 26 Sept 2022
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
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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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