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 dates26,095Searchable applications
441Recorded as pending
79%Approval rate · 24,296 approved or refused records
5,042Refused applications
19,254 approved · 5,042 refused · 995 withdrawn. Received dates in our records: 21 Nov 2019 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 Counts reflect the last collected status; some records may be out of date.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
- Approval4687/APP/2022/1275
Replacement of existing external ATMs machines. Replacement of internal machines with alterations to existing stud partition to suit.
HSBC 27-28 HIGH STREET UXBRIDGE
Received 19 Apr 2022 - Approval49581/APP/2020/3267
Two storey rear extension
84 LANSBURY DRIVE HAYES
Received 12 Oct 2020 - Approval77460/APP/2024/1669
Details pursuant to the discharge of Condition 22 (Overheating Assessment) of planning permission ref. 77460/APP/2023/2671, dated 09/01/2024 (Replacement of vacant car sales centre with a 3-storey mixed use development comprising of 1 x 1-bed apartment, 7 x 2-bed apartments and 1 x 3-bed apartment, with associated ground floor undercroft car and cycle parking and ground floor commercial space (Use Class E).)
Northwood Commercial Sales/Autocentre Northwood Ltd PINNER ROAD NORTHWOOD HA6 1DD
Received 25 Jun 2024 - Approval78762/APP/2024/1180
Erection of a part single storey part two storey rear extension
26 MAPLE ROAD HAYES UB4 9LR
Received 3 May 2024 - Refusal51383/APP/2020/3846
Conversion of roof space to habitable use to include raising of ridge height, 2 rear dormers, 3 front dormers, 3 roof lights and conversion of roof from gable end to mansard
3 CHESTWOOD GROVE HILLINGDON
Received 21 Nov 2020 - Approval45450/APP/2020/3286
Single storey rear extension following the demolition of the existing conservatory
39 WOODVILLE GARDENS RUISLIP
Received 13 Oct 2020 - Refusal75888/APP/2020/2956
Single storey outbuilding to rear for use as a gym/games room (Application for a Certificate of Lawful Development for a Proposed Development)
250 STATION ROAD HAYES UB3 4AN
Received 16 Sept 2020 - Refusal (Appealed)76019/APP/2021/2705
Part single, part two storey side/rear extension (following demolition of side garage); roof alterations to include new crown/pitched roof with two rear dormers and new front, side, rear windows and rooflights
19 HIGHFIELD DRIVE ICKENHAM UB10 8AW
Received 8 Jul 2021 - Refusal65173/APP/2020/144
Single storey rear extension
99 BERWICK AVENUE HAYES MIDDX UB4 ONH
Received 14 Jan 2020 - Approval31572/APP/2020/1529
Details pursuant to partial discharge of Condition 12 (Demolition and Construction Management Plan) in relation to construction of planning permission ref: 31572/APP/2017/4624 dated 13/12/18 (Erection of 6 x 3-bed/5-person houses and 4 x 4-bedroom/6-person houses, involving demolition of vacant depot building.)
WILLOW TREE DEPOT DITCHFIELD ROAD HAYES UB4 9BH
Received 15 May 2020 - Approval77335/APP/2022/2065
Conversion of roof space to habitable use to include a rear dormer, 3 front roof lights and erection of a front porch (Application for a Certificate of Lawful Development for a Proposed Development)
72 LYNMOUTH DRIVE RUISLIP MIDDLESEX HA4 9B2
Received 29 Jun 2022 - Approval76373/APP/2022/2201
Erection of single storey rear extension and demolition of existing outbuilding
20 DENBIGH DRIVE HAYES
Received 8 Jul 2022 - Approval76385/APP/2021/2882
Single storey side/rear extension, conversion of garage to habitable use involving alterations to the front roof and replacement of garage door with window and replacement of rear window with door
39 ENSTONE ROAD ICKENHAM MIDDLESEX UB10 8EZ
Received 23 Jul 2021 - Refusal7374/APP/2019/4122
Part two storey, part single storey side/rear extension
11 ROSTREVOR GARDENS HAYES
Received 20 Dec 2019 - Refusal36469/APP/2023/1351
Erection of a single storey side and rear extension. Conversion of existing residential dwellinghouse into 2 self-contained flats.
246 VICTORIA ROAD RUISLIP
Received 10 May 2023 - Approval11687/APP/2026/701
Variation of Condition 2 of planning permission ref. 11687/APP/2025/3185, dated 17-02-2026 (Erection of single storey side/rear wraparound extension and the conversion of the attached side garage into habitable use, following the demolition of the existing rear conservatory) to [replace proposed flat roof with pitched roof to the front]
35 CAMPDEN ROAD ICKENHAM
Received 18 Mar 2026 - Withdrawn (P)2773/APP/2023/551
Erection of a double storey side extension and a part single storey, part double storey rear extension
60 EAST AVENUE HAYES
Received 24 Feb 2023 - Approval42732/APP/2023/2711
Alterations to rear fenestration, insertion of new roof light and raising patio level with existing rear garden.
77 SEATON GARDENS RUISLIP
Received 15 Sept 2023 - Approval43635/APP/2022/2735
Conversion of roof space to habitable use to include a rear dormer, 2 front roof lights and extension of existing Soil Vent Pipe (Application for a Certificate of Lawful Development for a Proposed Development)
15 LINDEN AVENUE RUISLIP
Received 1 Sept 2022 - Approval38274/APP/2020/934
Conversion of roof space to habitable use to include a rear dormer to each property
97 AND 97A WOOD END GREEN ROAD HAYES
Received 17 Mar 2020 - Withdrawn (P)1331/APP/2021/2167
Details pursuant to the partial discharge of Condition 16 (Landscaping and Airport Safeguarding - Block F3/F4 only), Condition 31 (Hard and Soft Landscaping in consultation with Canals and River Trust - Block F3/F4 only) and Condition 45 (Landscaping Scheme - Block F3/F4 only) as attached to planning permission ref. 1331/APP/2019/2314 dated 28-06-21 (Development of 4 no. new buildings comprising residential units (in addition to those approved under planning permission ref: 1331/APP/2017/1883), a basement extension to Block B, flexible commercial uses (Class E) and associated landscaping, access, car parking and other engineering works)
BLOCK F3/F4, FORMER NESTLE FACTORY NESTLES AVENUE HAYES
Received 28 May 2021 - Approval4687/ADV/2021/18
Replacement fascia signs, projecting sign, ATM header signage and consolidated nameplate
HSBC 27-28 HIGH STREET UXBRIDGE
Received 26 May 2021 - Approval76257/APP/2021/924
Single storey side extension (Application for a Certificate of Lawful Development for a Proposed Development)
2 PENZANCE CLOSE HAREFIELD
Received 10 Mar 2021 - Refusal44185/APP/2021/631
Single storey lean to extension to form a boot room and an extension to the utility area
LANZ FARM 33 HARMONDSWORTH LANE HARMONDSWORTH
Received 17 Feb 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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