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
Hillingdon planning applications
PlanningTrack collects planning applications and decisions from the public planning register of London Borough of Hillingdon. Search an address, application reference or proposal. Official Hillingdon website
Collected application statistics
Collected records · All available dates44,183Searchable applications
490Recorded as pending
77%Approval rate · 41,542 approved or refused records
9,722Refused applications
31,820 approved · 9,722 refused · 1,443 withdrawn. Received dates in our records: 11 Oct 2007 to 14 Oct 2026. Most recent record check: 23 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 Counts reflect the last collected status; some records may be out of date.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
- Approval79318/APP/2025/477
Erection of an outbuilding to the rear garden (Part Retrospective).
5 COTSWOLD CLOSE UXBRIDGE UB8 2NA
Received 21 Feb 2025 - Prior Approval N/Req32474/APP/2021/1698
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 3 metres
5 FORRIS AVENUE HAYES
Received 28 Apr 2021 - Approval79278/APP/2026/1915
Erection of outbuilding to rear garden (Application for a Certificate of Lawful Development for a Proposed Development).
99 APPLE TREE AVENUE HILLINGDON UB8 3PX
Received 4 Aug 2026 - Approval75127/APP/2025/2281
Details pursuant to Condition 25 (levels) of application reference 75127/APP/2023/1646 dated 23-04-24 for 'Minor material amendment (s73) to Condition 2 (Approved Plans) and Condition 3 (General Compliance with Supporting Documents) of planning consent reference: 75127/APP/2022/2395 dated 13-03-2023 (Minor material amendment application (s73) to amend Condition 3 of planning consent reference 75127/APP/2019/3221 dated 27-04-2020 (Redevelopment of site including demolition of 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 work). The amendments include the removal of the car park deck, re-arrangement of the parking layout and provision of a switch room within the site'.
West Drayton Leisure Centre, Harmondsworth Road/ ROWLHEYS PLACE WEST DRAYTON
Received 26 Aug 2025 - Approval14797/APP/2022/277
Erection of single storey rear extension and relocation and replacement of external staircase and rear fire exit
1278 UXBRIDGE ROAD HAYES
Received 28 Jan 2022 - Approval75552/APP/2021/3637
Details pursuant to the discharge of conditions 3 (Materials), 4 (landscape scheme) and 9 (access) of planning permission ref. 75552/APP/2021/431 dated 14 April 2021 (Erection of a detached two storey 3 bedroom dwelling house with associated amenity space and car parking)
LAND ADJACENT TO 25A NORFOLK ROAD UXBRIDGE UB8 1BL
Received 27 Sept 2021 - Refusal (Appealed)30809/APP/2022/1634
Erection of a first floor side extension, part first floor rear extension and conversion of flat roof to pitch roof on rear single storey extension
15 BROOKSIDE ROAD HAYES
Received 19 May 2022 - Approval38714/APP/2022/966
Conversion of roof space to habitable use to include a rear dormer with 2 front roof lights and conversion of roof from hip to gable end (Application for a Certificate of Lawful Development for a Proposed Development)
26 GRANVILLE ROAD HILLINGDON
Received 22 Mar 2022 - Approval30507/APP/2026/1404
Erection of a two storey side and rear extension including the formation of a crown roof, a front porch, and conversion of roof to habitable use including a rear dormer and 4no. side facing roof lights and removal of chimney stack, following the demolition of the existing garage and rear extension.
17 BELMONT CLOSE UXBRIDGE
Received 8 Jun 2026 - Approval76795/APP/2025/104
Details pursuant to the discharge of Condition 27 (Reptile Survey), and partial discharge of Conditions 4 (Materials), 31 (Drainage Design) and 33 (Fire Strategy) for the Otterfield Road phase only of planning permission reference 76795/APP/2023/2503 dated 02-09-2024 (Formal Description: Demolition of existing Yiewsley Library Building and the erection of a new residential building on the Yiewsley Library site (Falling Lane) and the erection of a new mixed use building on the former Yiewsley Swimming Pool site (Otterfield Road), with a replacement library at ground floor level, residential uses above and new pedestrian access off of the High Street. Detailed Description: Demolition of existing Yiewsley Library Building and the erection of a 5-storey residential building, comprising 50 dwellings, with 28 undercroft parking spaces (13 for residential and 15 for use by Rabbsfarm Primary School). The Otterfield Road site proposes the erection of a 5-storey building, comprising 45 dwellings, with 25 car parking spaces (23 for residential and 2 for library users).)
LAND AT YIEWSLEY LIBRARY & FORMER YIEWSLEY POOL FALLING LANE OTTERFIELD ROAD YIEWSLEY UB7 8AB
Received 16 Jan 2025 - Refusal42485/APP/2020/285
Single storey rear extension
45 MINTERNE WAYE HAYES
Received 28 Jan 2020 - Approval78768/APP/2024/2342
Erection of a part single part two storey rear extension, a front porch, access ramps, and amendments to fenestrations including installation of 1x new front window and 1x new rear window at first floor level.
40 TOWNFIELD ROAD HAYES UB3 2EP
Received 29 Aug 2024 - Approval78180/APP/2023/2247
Erection of a single storey extension to the rear of the dwelling.
58 DENECROFT CRESCENT HILLINGDON UB10 9HX
Received 27 Jul 2023 - Refusal52841/APP/2023/3554
Erection of part single storey, part two storey side/rear extensions and a front extension.
155 COLDHARBOUR LANE HAYES
Received 7 Dec 2023 - Refusal62879/APP/2016/2473
Conversion of roof space to habitable use to include 2 rear dormers and 2 front rooflights
17 CHILDS AVENUE HAREFIELD
Received 27 Jun 2016 - Approval66827/APP/2020/1706
Single storey side extension and single storey side/rear extension
202 LONG DRIVE RUISLIP
Received 4 Jun 2020 - Approval12432/APP/2021/588
Conversion of roofspace to habitable use to include a rear dormer, 2 x front rooflights and conversion of roof from hip to gable end with gable end window (Application for a Certificate of Lawful Development for a Proposed Development).
16 CARDINAL ROAD RUISLIP
Received 13 Feb 2021 - Approval66953/APP/2021/3275
Single storey rear extension.
22 HEATHERFOLD WAY PINNER
Received 27 Aug 2021 - Refusal (Appealed)2688/APP/2016/3948
Change of use of land from garden centre/nursery to a vehicle maintenance area involving erection of workshop and demolition of glass house and poly tunnels (Retrospective)
HOLLOWAY FARM HARMONDSWORTH ROAD WEST DRAYTON
Received 26 Oct 2016 - Prior Approval N/Req5685/APP/2016/3537
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 3.6 metres, and for which the height of the eaves would be 2.6 metres
49 YEADING GARDENS HAYES UB4 ODW
Received 22 Sept 2016 - Approval14062/APP/2026/89
Single storey rear extension, following demolition of existing conservatory.
9 BUSHEY ROAD HAYES
Received 13 Jan 2026 - Refusal71653/APP/2016/739
3-bed detached bungalow (Outline Application with All Matters Reserved)
Land at 24 WINDSOR GARDENS HAYES UB3 1QY
Received 23 Feb 2016 - Approval62360/APP/2017/3000
Section 73 application to amend condition 3 (approved plans) of planning permission ref. 62360/APP/2015/4277 dated 01-12-2016 for Outline application for the erection of a 298 room hotel (Matters reserved: Landscaping) at Terminal 2 Heathrow Airport.Changes include alterations to footprint, increase in height to include additional storey and roof top boardroom, increase in bedrooms provided from 298 to 360, relocation of elevated pedestrian link from first floor level to second floor level, revised external appearance, revised car parking, drop-off lay-by and internal re-arrangements.
LAND AT CESSNA ROAD HEATHROW AIRPORT HOUNSLOW
Received 15 Aug 2017 - Approval30035/APP/2023/2726
Erection of a part single part two storey extension to rear.
33 WHITTINGTON AVENUE HAYES
Received 18 Sept 2023
Records are ordered by application ID, not submission date. Use search to find a particular address or proposal.
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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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