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 dates54,498Searchable applications
483Recorded as pending
75%Approval rate · 51,493 approved or refused records
12,635Refused applications
38,858 approved · 12,635 refused · 1,685 withdrawn. Received dates in our records: 11 Oct 2007 to 15 Oct 2026. Most recent record check: 26 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 Counts reflect the last collected status; some records may be out of date.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
- Approval71135/APP/2025/1422
Erection of a single storey rear extension with a balcony above, and the consolidation of the existing two dormers into a single, larger dormer.
10 Westminster Close Northwood
Received 20 May 2025 - Approval75669/APP/2020/1883
Erection of a two storey, 3 bed dwelling with associated parking and amenity space with new crossover to front and erection of porch to front of existing dwelling
8 BIRCH AVENUE YIEWSLEY UB7 8DD
Received 22 Jun 2020 - Approval65236/APP/2024/3174
Erection of a single storey rear extension.
59 THE BRAMBLES WEST DRAYTON
Received 3 Dec 2024 - Approval57831/APP/2014/2640
Conversion of roof space to habitable use to include a rear dormer, 2 front rooflights and conversion of roof from hip to gable end with a new gable end window (Application for a Certificate of Lawful Development for a Proposed Development)
181 ROYAL CRESCENT RUISLIP MIDDLESEX HA4 OPN
Received 25 Jul 2014 - Approval71072/APP/2021/179
Demolition of two existing barns and the erection of two replacement structures
HASTE HILL NURSERIES FORE STREET EASTCOTE HA5 2ND
Received 15 Jan 2021 - Approval11830/APP/2021/3833
Erection of single storey extension to rear (Application for a Certificate of Lawful Development for a Proposed Development)
28 WOODSTOCK DRIVE ICKENHAM
Received 13 Oct 2021 - Approval59605/APP/2018/1158
Conversion of roofspace to habitable use to include a rear dormer, 2 front rooflights, conversion of garage to habitable use to include alterations to elevations and addition of hipped roof over existing flat roofed two storey side extension (Application for a Certificate of Lawful Development for a Proposed Development)
65 CHELSTON ROAD RUISLIP
Received 22 Mar 2018 - Approval3566/APP/2026/526
Change of use from dwellinghouse (Class C3) to 7-persons HMO (Sui Generis), including associated extensions (previously approved 3566/APP/2025/1811 - part single storey, part two storey rear extension, a single storey front infill extension, and conversion of roof space to habitable use to include rear dormer, 2no. front facing roof lights, 2no. rear facing roof lights and hip to gable end conversions) and alterations
21 CHURCH ROAD NORTHWOOD
Received 4 Mar 2026 - Approval27298/APP/2020/3753
Change of use of the vacant Metropolitan Police Safer Neighbourhood Unit (Use Class E) at ground floor level to hotel use (Use Class C1) to provide a restaurant and bar ancillary to the main hotel use
UNIT 2 COLHAM HOUSE BAKERS ROAD UXBRIDGE UB8 1RG
Received 17 Nov 2020 - Approval35199/TRE/2021/232
To carry out tree surgery including a height reduction by 3.5m to one Incense Cedar (application identified as Cypress) T1 on TPO 319
37 WATFORD ROAD NORTHWOOD
Received 3 Sept 2021 - Refusal (Appealed)71064/APP/2017/2500
Part two storey, part single storey side/rear extension.
88 HYDE WAY HAYES UB3 4PB
Received 10 Jul 2017 - Approval70339/APP/2014/3543
Two storey factory unit involving single storey side connecting building and demolition of existing factory unit
5B ESKDALE ROAD UXBRIDGE UB8 2RT
Received 3 Oct 2014 - Approval1331/APP/2018/2496
Details pursuant to the discharge of Condition 10 (Protection Method Statement and Schedule of Repairs and Management Plan) as attached to planning permission ref. 1331/APP/2017/1883 dated 28.06.2018 (Part demolition of existing factory buildings and associated structures, and redevelopment to provide 1,386 dwellings (Use Class C3). office, retail, community and leisure uses (Use Class A1/A3/A4/B1/B8/D1/D2), 22,663sq.m (GEA) of commercial floorspace (Use Classes B1c/B2/B8 and Data Centre (sui generis)), amenity and playspace, landscaping, allotments, access, service yards, associated car parking and other engineering works).
FORMER NESTLE FACTORY NESTLES AVENUE HAYES
Received 5 Jul 2018 - Approval15503/APP/2015/2044
Conversion of roof space to habitable use to include a rear dormer, 4 front rooflights and 2 new gable end windows (Application for a Certificate of Lawful Development for a Proposed Development)
1 POOLE CLOSE RUISLIP
Received 2 Jun 2015 - Approval67305/APP/2017/1476
Single storey side/rear extension and alterations to elevations
16 COOMBE DRIVE RUISLIP MIDDLESEX HA4 9TP
Received 25 Apr 2017 - Withdrawn (P)2430/APP/2022/3707
Details pursuant to the discharge of Conditions 3 (Details of all materials and external surfaces), 4 (Details of a landscape scheme) and 8 (Details of step free access via the principal private entrance) of planning permission ref. 2430/APP/2019/1331, dated 03-10-2019 (Erection of two storey, 5-bed, detached dwelling with habitable roofspace, involving demolition of existing dwelling)
46 WARREN ROAD ICKENHAM
Received 6 Dec 2022 - Refusal49427/APP/2018/4143
Part two storey, part single storey side/rear extension, raising of ridge and conversion of roof space to habitable use to include a rear dormer and 2 side roof lights
58 BOLDMERE ROAD EASTCOTE
Received 26 Nov 2018 - Refusal70766/APP/2016/677
Change of use from B1(a) office to C3 residential. (Prior Approval)
12-14 BENTINCK COURT BENTINCK ROAD WEST DRAYTON UB7 7RQ
Received 18 Feb 2016 - Approval67276/APP/2017/2369
First floor side extension, single storey rear extension and part conversion of garage to habitable use.
17 NORTON ROAD UXBRIDGE MIDDLESEX UB8 2PT
Received 28 Jun 2017 - Approval10000/APP/2026/168
Erection of a single storey extension to the rear
43 DARTMOUTH ROAD RUISLIP
Received 20 Jan 2026 - Refusal (Appealed)12517/APP/2017/288
Single storey outbuilding to rear for use as a sauna/steam/swimming pool (Application for a Certificate of Lawful Development for a Proposed Development)
15 SWAKELEYS DRIVE ICKENHAM
Received 25 Jan 2017 - Refusal45997/APP/2026/1747
Non-material amendment to planning permission ref. 45997/APP/2025/1729, dated 13-08-25 (Variation of Condition 2 (approved plans) of planning permission ref. 45997/APP/2025/335, dated 07-04-25 (Erection of a part two storey part single storey rear and side extensions, following the demolition of existing conservatory and detached garage) to install 4no. roof lights) to retain the existing ground floor window, remove the two existing first-floor windows and replace them with a single first-floor window, and remove the existing chimney from the roof.
23 DAYMER GARDENS EASTCOTE PINNER
Received 13 Jul 2026 - Approval70723/APP/2015/4006
Single storey rear extension
47 MISBOURNE ROAD HILLINGDON UB10 0HW
Received 28 Oct 2015 - Approval68413/APP/2016/3620
Variation of condition No. 2 (Approved Plans) of planning permission ref:APP/R5510/D/16/3146359 dated 27/06/2016 to include a roof lantern to the rear element and alterations to side windows (single storey rear extension).
54 SWAKELEYS DRIVE ICKENHAM UB10 8QE
Received 28 Sept 2016
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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