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 dates46,763Searchable applications
491Recorded as pending
77%Approval rate · 44,022 approved or refused records
10,344Refused applications
33,678 approved · 10,344 refused · 1,502 withdrawn.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 Counts reflect the last collected status; some records may be out of date.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
- Refusal32810/TRE/2026/82
TPO 155 T31 1x Oak to crown reduce approx up to 6m from all over pruning to suitable growth points.
41 MORGAN CLOSE NORTHWOOD
Received 9 Apr 2026 - Refusal43419/APP/2025/1928
Details pursuant to the discharge of Conditions 2 (Materials) and 6 (Tree Protection) of planning permission ref. 43419/APP/2014/3879, dated 21-01-2015 (Erection of two detached houses with dormers and integral garages, new crossovers and associated external works (involving demolition of the existing house))
15 & 15A KING EDWARDS ROAD RUISLIP
Received 17 Jul 2025 - Refusal73894/APP/2018/2191
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 3.355 metres, and for which the height of the eaves would be 3 metres
94 PARK LANE HAYES UB4 8AE
Received 13 Jun 2018 - Prior Approval N/Req9127/APP/2022/1431
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 3.00 metres, and for which the height of the eaves would be 3.00 metres
41 CRANFORD LANE HARLINGTON
Received 11 May 2022 - Refusal75365/APP/2021/794
Variation of condition 3 (Air Extraction System) of planning permission Ref: 75365/APP/2020/262 dated 12/05/2020 (Change of use from cafe/restaurant (Use Class A3) to hot food takeaway (Use Class A5)
1282 UXBRIDGE ROAD HAYES UB4 8JG
Received 1 Mar 2021 - Refusal (Appealed)6923/APP/2022/1490
Erection of a new single dwelling house with associated landscaping
4 ROFANT ROAD NORTHWOOD
Received 9 May 2022 - Withdrawn (P)54873/APP/2020/2371
Installation of a 20m monopole , 12 no. antenna apertures,equipment cabinets and ancillary reworks thereto (Application under Part 16 of Schedule 2 to the Town and Country Planning (General Permitted Development) Order 2015 (as amended) for determination as to whether prior approval is required for siting and appearance).
HUME WAY RUISLIP
Received 30 Jul 2020 - Approval52579/APP/2026/1466
Conversion of roof space to habitable use to include a rear dormer and 3 front roof lights, and erection of a front porch (Application for a Certificate of Lawful Development for a Proposed Development)
79 BEECHWOOD AVENUE HAYES
Received 12 Jun 2026 - Approval35267/APP/2022/1793
Erection of a part single, part double storey rear extension.
52 THIRLMERE GARDENS NORTHWOOD
Received 31 May 2022 - Approval61175/APP/2024/2243
Conversion of roof space to habitable use to include a rear dormer and 2 front roof lights.
1 REPENS WAY HAYES
Received 19 Aug 2024 - Undecided43495/APP/2026/1811
Minor material amendment (s73) to Conditions 2 (Approved Plans), Condition 3 (General Compliance with Supporting Documents) and Condition 9 (Landscaping, Car Parking and Refuse/Cycle Storage) of planning consent reference: 43495/APP/2020/888 dated 17-11-20 (Demolition of existing building and the erection of a part four and part five storey block providing 34 residential units (Use Class C3); associated access and other works including landscaping and amenity space, car and cycle parking and refuse storage). Amendments seek to allow internal and external alterations comprising revised floor layouts and access cores; an increase in the maximum building height of approximately 2 metres; a revised roof form, fenestration, balconies and terraces; additional plant and fire-safety infrastructure; revised refuse and cycle-storage arrangements; a reduction in communal amenity space; a reduction in the cycle storage from 61 to 40 spaces; and an associated change in the affordable housing tenure to 100% social rent and reduction of carbon offset fund contribution, to be secured through a Deed of Variation to the original Section 106 agreement. (AMENDED DESCRIPTION)
WEIR HOUSE, 50 RIVERSIDE WAY UXBRIDGE
Received 21 Jul 2026 - Approval73081/APP/2017/3942
Single storey rear extension (Application for a Certificate of Lawful Development for a Proposed Development).
7 HARDY MEWS UXBRIDGE
Received 31 Oct 2017 - Approval32494/APP/2022/3614
Erection of a part single storey, part two storey rear extension
38 HARVEY ROAD HILLINGDON
Received 28 Nov 2022 - Approval70567/APP/2020/1550
Single storey rear extension involving demolition of existing extension
38 RICHMOND AVENUE HILLINGDON MIDDLESEX UB10 9BH
Received 19 May 2020 - Approval75245/APP/2020/323
Single storey rear extension, conversion of roof space to habitable use to include a rear dormer and 2 front roof lights and single storey outbuilding to rear for use as a playroom/garden store (Application for a Certificate of Lawful Development for a Proposed Development)
37 ATHOL WAY HILLINGDON UB10 OLE
Received 31 Jan 2020 - Approval20352/APP/2022/3690
Erection of single storey extension to rear (Application for a Certificate of Lawful Development for a Proposed Development)
123A CENTRAL AVENUE HAYES
Received 6 Dec 2022 - Refusal17506/APP/2022/3169
Erection of single storey rear and two storey side extensions
46 LAUREL LANE WEST DRAYTON
Received 17 Oct 2022 - Approval50632/APP/2024/3037
Details pursuant to the discharge of Conditions 9 (demolition and construction management) of planning permission ref. 50632/APP/2024/1594, dated 29-08-2024 (Erection of a two storey, 2 bedroom newbuild dwelling house with car parking space, cycle and bin store, amenity space and landscaping including boundary treatment and ASHP, following the demolition of existing dwelling.)
20A FRITHWOOD AVENUE NORTHWOOD
Received 15 Nov 2024 - Refusal (Appealed)40786/APP/2017/1821
First floor side extension
27 LAWRENCE ROAD HAYES
Received 17 May 2017 - Refusal (Appealed)72372/APP/2017/1552
Single storey rear extension, single storey front/side extension and conversion of garage to habitable use involving alterations to elevations
1 PATCHING WAY HAYES UB4 9YD
Received 2 May 2017 - Refusal59225/APP/2023/2144
Erection of a part single storey, part double storey rear extension with amendments to ground floor side facing window. Conversion of roof space to include 2 rear dormers and 3 front roof lights.
18 CHURCH AVENUE RUISLIP
Received 19 Jul 2023 - Refusal69986/APP/2018/1023
Two storey side extension and part two storey, part single storey rear extension involving demolition of existing garage
34 ICKENHAM ROAD RUISLIP HA4 7BX
Received 16 Mar 2018 - Refusal13610/TRE/2016/21
To fell one Lawson Cypress in Group G5 on TPO 124
80 KNOLL CRESCENT NORTHWOOD
Received 15 Feb 2016 - Approval69052/APP/2023/270
Conversion of roof space to habitable use to include a rear dormer and 2 no. front roof lights with a new gable end window (revised description)
54 RAMULIS DRIVE HAYES UB4 9QA
Received 30 Jan 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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