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 dates29,638Searchable applications
509Recorded as pending
78%Approval rate · 27,639 approved or refused records
5,996Refused applications
21,643 approved · 5,996 refused · 1,069 withdrawn.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 Counts reflect the last collected status; some records may be out of date.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
- Approval23679/APP/2025/12
Conversion of existing residential dwelling (Class C3) into a 6-bedroom HMO (Class C4) (Application for a Certificate of Lawful Development for a Proposed Development).
278A WEST END ROAD RUISLIP HA4 6LS
Received 3 Jan 2025 - Approval17382/APP/2021/3932
Erection of a single storey rear extension
130 HERCIES ROAD HILLINGDON
Received 22 Oct 2021 - Approval75221/APP/2022/2968
Redevelopment of the site to provide a flexible warehouse facility (Use Class B2/B8) and ancillary office space, with associated HGV loading and servicing bay, car and cycle parking, access arrangements, landscaping and infrastructure.
BEACHES YARD HORTON ROAD YIEWSLEY
Received 26 Sept 2022 - Withdrawn (P)16501/APP/2021/2776
Demolition of existing side facing dormer/cat-slide roof, first floor side extension, part two storey/part single storey rear extension, conversion of roof space to habitable use to include a rear dormer and roof lights and fenestration changes to property
33A ICKENHAM ROAD RUISLIP
Received 14 Jul 2021 - Approval74892/APP/2022/1257
Erection of a single storey rear extension and conversion of garage to habitable use, including forward extension of the existing garage.
28 PADDINGTON CLOSE HAYES UB4 9QH
Received 19 Apr 2022 - Refusal1891/TRE/2020/266
To fell One Beech, T15 on TPO 149.
41A FRITHWOOD AVENUE NORTHWOOD
Received 28 Sept 2020 - Approval44553/APP/2022/2658
Erection of outbuilding to rear garden following demolition of existing garage (Application for a Certificate of Lawful Development for a Proposed Development)
31 CLEVELAND ROAD UXBRIDGE
Received 24 Aug 2022 - Approval29392/APP/2021/2495
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 (Application for a Certificate of Lawful Development for a Proposed Development)
5 LYNHURST CRESCENT HILLINGDON
Received 22 Jun 2021 - Refusal75691/APP/2020/1983
Erection of a single storey rear extension, which would extend beyond the rear wall of the original house by 3.67 metres, for which the maximum height would be 3.8 metres, and for which the height of the eaves would be 2.4 metres.
15 WARRENDER WAY RUISLIP
Received 30 Jun 2020 - Refusal10334/APP/2019/1800
Conversion of garage to habitable use to include alterations to front elevation (Application for a Certificate of Lawful Development for a Proposed Development)
324 FIELD END ROAD RUISLIP
Received 29 May 2019 - Withdrawn (P)12149/APP/2022/309
Chimney removal
15 PINN WAY RUISLIP
Received 2 Feb 2022 - Approval76358/APP/2021/1524
Installation of a single rack docking station to accommodate a maximum of 6 docking points
OUTSIDE BROADWAY PARADE NEXT TO BUS STOP STATION ROAD WEST DRAYTON UB7 7DE
Received 16 Apr 2021 - Refusal74752/APP/2019/3777
Single storey rear extension
221 SHAKESPEARE AVENUE HAYES UB4 9AG
Received 21 Nov 2019 - Undecided16023/APP/2026/1607
Formation of a vehicle crossover (dropped kerb) and conversion of front garden to a permeable hardstanding to provide off-street parking for one vehicle
53 HIGH STREET NORTHWOOD
Received 28 Jun 2026 - Approval79612/APP/2025/2900
Erection of single storey side extension and a pergola to the rear together with approved planning application 79612/APP/2025/2067 (Erection of a part single storey, part two storey side and rear extension, conversion of roof space to habitable use including installation of 4no. roof lights, following demolition of existing garage and sheds granted 14/11/2025)
35 THE GROVE ICKENHAM UB10 8QJ
Received 17 Nov 2025 - Refusal (Appealed)75363/APP/2020/30
Two storey side extensions and first floor rear extensions to both properties and conversion of existing 2 dwellings to 4 x 2-bed self-contained flats, involving alterations to rear elevation and demolition of existing single storey side elements
57-59 CORONATION ROAD HAYES
Received 7 Jan 2020 - Approval11725/APP/2026/961
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 (Application for a Certificate of Lawful Development for a Proposed Development)
115 CARDINAL ROAD RUISLIP
Received 16 Apr 2026 - Withdrawn (P)272/APP/2026/262
Use of basement level for Use Class E Office purposes.
Park Farm DUCKS HILL ROAD NORTHWOOD HA6 2NP
Received 30 Jan 2026 - Approval51529/APP/2023/2455
Erection of a single storey extension to side and rear and erection of a front porch.
8 WARREN DRIVE RUISLIP
Received 16 Aug 2023 - Approval13438/APP/2021/3396
Demolition of existing garage and rear extension to erect a single storey side and rear extension; front porch; loft conversion with rear dormer and rooflights to front roof slope
48 DEANE CROFT ROAD EASTCOTE PINNER
Received 7 Sept 2021 - Approval44445/APP/2025/1839
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 gable end window (Application for a Certificate of Lawful Development for a Proposed Development).
89 ROYAL LANE HILLINGDON
Received 4 Jul 2025 - Prior Approval N/Req79561/APP/2026/1000
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 and height of the eaves would be 3.00 metres.
18 MANTON CLOSE HAYES UB3 2BA
Received 22 Apr 2026 - Refusal15963/APP/2019/3411
Erection of a 2 x bed bungalow and associated parking and amenity space and the relocation of existing stabling including a soft landscape scheme
LAND AT SHEPHERDS HILL FARM NORTHWOOD ROAD HAREFIELD UB9 6PT
Received 15 Oct 2019 - Approval29111/TRE/2021/199
To carry out tree surgery including a lateral reduction to multiple trees within the applicants Area 2 to ensure zero overhang occurs up to a height of 5m, Group 4 and Area 1 on TPO 386
CLARE HOUSE NURSING HOME 176 HAREFIELD ROAD UXBRIDGE
Received 28 Jul 2021
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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