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 dates24,122Searchable applications
447Recorded as pending
80%Approval rate · 22,407 approved or refused records
4,508Refused applications
17,899 approved · 4,508 refused · 937 withdrawn. Received dates in our records: 18 May 2020 to 5 Oct 2026. Most recent record check: 13 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 Counts reflect the last collected status; some records may be out of date.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
- Approval48590/APP/2022/593
Erection of a single storey side and double storey rear extension, following demolition of existing rear conservatory
12 CEDARS DRIVE HILLINGDON
Received 23 Feb 2022 - Undecided71737/APP/2026/1087
Change of use from Office (Use Class E(g)(i)) to Storage (Use Class B8)
GETHCELN HOUSE DAWLEY ROAD HAYES
Received 30 Apr 2026 - Refusal74461/APP/2021/2037
Part two storey, part single storey side extension and part two storey, part single storey rear extension
29 HARMONDSWORTH ROAD WEST DRAYTON UB7 9JP
Received 20 May 2021 - Refusal80204/TRE/2026/185
TPO 114 T13-T20 8x Plum Tree to crown lift and remove limb. T10 & T11 2x Cyprus Tree to fell. T8 1x Conifer to remove dieback and T9 1x conifer to remove extending limb.
2 LANGTON GROVE NORTHWOOD HA6 2PS
Received 31 Jul 2026 - Approval9579/APP/2024/1494
Erection of an outbuilding to the rear garden following demolition of existing outbuilding (Application for a Certificate of Lawful Development for a Proposed Development)
69 DENECROFT CRESCENT HILLINGDON
Received 4 Jun 2024 - Approval17512/APP/2023/1996
Erection of a single storey rear extension
20 COLLINS DRIVE RUISLIP
Received 7 Jul 2023 - Approval35665/APP/2024/3155
Conversion of roof space to habitable use to include a rear dormer, to include 2 x front roof lights (Application for a Certificate of Lawful Development for a Proposed Development)
105 HAYES END ROAD HAYES
Received 2 Dec 2024 - Approval14815/APP/2023/3206
Erection of single storey rear and side extension including roof alteration and front porch.
16 EVELYN AVENUE RUISLIP
Received 6 Nov 2023 - Approval62708/APP/2022/1337
Front porch extension
33 TREVOR CRESCENT RUISLIP MIDDX HA4 6NB
Received 25 Apr 2022 - Approval76550/APP/2025/1419
Details pursuant to the partial discharge of Condition 22 (Parking Allocation and Management Plan) for Phase 1 of planning permission ref. 76550/APP/2023/2931 dated 26-03-2024. Section 73 application to vary Condition 3 of application reference 76550/APP/2021/4499 dated 28-09-22 (Hybrid planning application seeking OUTLINE permission (with all matters reserved) for residential floorspace (Class C3) including demolition of all existing buildings and structures; erection of new buildings; provision of a community centre (up to 140sq.m of Use Class F2(b) floorspace); new pedestrian and vehicular access; associated amenity space, open space, landscaping; car and cycle parking spaces; plant, refuse storage, servicing area and other works incidental to the proposed development; and FULL planning permission for Blocks A and B comprising 80 residential units (Class C3); new pedestrian and vehicular access; associated amenity space and landscaping; car and cycle parking; refuse storage, servicing area, and other associated infrastructure to include temporary highways and landscaping works) to increase the parapet height by 50cm in the Detailed First Phase.
LAND AT AUSTIN ROAD HAYES
Received 20 May 2025 - Prior Approval N/Req78724/APP/2024/1016
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 3.58 metres, and for which the height of the eaves would be 2.60 metres
73 GLEBE AVENUE ICKENHAM
Received 19 Apr 2024 - Withdrawn (P)71891/APP/2022/3019
Erection of a first floor rear extension
6 SILVER WAY HILLINGDON
Received 3 Oct 2022 - Prior Approval N/Req60097/APP/2021/632
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 3.2 metres and for which the height of the eaves would be 3 metres.
21A THURLSTONE ROAD RUISLIP
Received 17 Feb 2021 - Approval52839/APP/2024/403
Variation of Condition 3 (Design and Access, and Heritage Statement) and removal of condition 4 (Details of Materials) of planning permission ref. 52839/APP/2023/3566, dated 09-02-2024 (Installation of new roof mounted condensers and equipment to existing rooftop plant area of a Locally Listed Building.)
1 CHARTER PLACE UXBRIDGE
Received 15 Feb 2024 - Refusal (Appealed)9746/APP/2021/2542
Erection of a two storey extension above the existing commercial ground floor building for residential purposes comprising of 4 x 1-bed 2 person units.
11 WARWICK ROAD WEST DRAYTON
Received 24 Jun 2021 - Refusal (Appealed)18590/APP/2022/1286
Erection of a single storey rear and side wrap around extension and a partial front extension
3 COLNE AVENUE WEST DRAYTON
Received 19 Apr 2022 - Approval20729/APP/2022/3460
Non-material amendment to planning permissions ref. 20729/G/95/1825 & 20729/APP/2006/1753 dated 07-08-1996 & 20-07-2007 (Installation of twelve eight metre high floodlights around three existing courts/ Installation of 9, eight metre high floodlighting columns to Courts 1, 2 and 3) to convert the existing metal halide lights as approved to new LED equivalents.
Wayfarers Tennis Club - Off- SWAKELEYS DRIVE ICKENHAM UB10 8QF
Received 11 Nov 2022 - Approval76906/APP/2022/2862
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 (Application for a Certificate of Lawful Development for a Proposed Development)
184 HERLWYN AVENUE RUISLIP HA4 6HJ
Received 13 Sept 2022 - Approval76842/APP/2021/4025
Conversion of roof space to habitable accommodation with rear dormer and front rooflights
66 ELLIOTT AVENUE RUISLIP HA4 9LZ
Received 29 Oct 2021 - Approval29834/APP/2023/503
Erection of a two storey side extension and a part two storey, part single storey rear extension.
5 ALBERT ROAD HAYES
Received 21 Feb 2023 - Approval19519/APP/2022/3608
Erection of single storey extension to the rear
4 OAK GROVE RUISLIP
Received 28 Nov 2022 - Refusal52684/APP/2021/3300
Part two storey part single storey side extension and rear extensions, single storey side and rear extensions, and front porch extension following demolition of attached garage
22 WATFORD ROAD NORTHWOOD
Received 31 Aug 2021 - Refusal3325/APP/2026/697
Change of use from Class C3 to Class C2 (Application for a Certificate of Lawful Development for a Proposed Development)
124 PARK LANE HAYES
Received 18 Mar 2026 - Approval63937/APP/2024/291
Non-material amendment to planning permission ref. 63937/APP/2022/3692, dated 17/02/2023 (Replacement dwelling house with two storeys and new basement level). Amendments to the ground floor materials from render to stone to match the lower ground level.
28 NICHOLAS WAY NORTHWOOD
Received 5 Feb 2024
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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