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 dates39,068Searchable applications
501Recorded as pending
77%Approval rate · 36,637 approved or refused records
8,523Refused applications
28,114 approved · 8,523 refused · 1,307 withdrawn. Received dates in our records: 11 Oct 2007 to 12 Oct 2026. Most recent record check: 21 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 Counts reflect the last collected status; some records may be out of date.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
- Approval41129/APP/2023/555
Erection of a single storey rear extension
40 HOLLYWOOD GARDENS HAYES
Received 27 Feb 2023 - Refusal11320/APP/2017/1941
Single storey side/rear extension and conversion of roofspace to habitable use to include a side dormer and 6 side rooflights with gable end window
36 HERLWYN AVENUE RUISLIP
Received 25 May 2017 - Approval1331/APP/2025/151
Deed of Variation to Section 106 Schedule 3 'Transport and Highways' associated with planning permission ref. 1331/APP/2017/1883 dated 28 June 2018. To modify: the wording of the Obligation.
Former Nestle Factory NESTLES AVENUE HAYES UB3 4FR
Received 21 Jan 2025 - Approval48001/TRE/2025/1
TPO 7 Area 4 To remove 1 x Oak.
12 SYLVANA CLOSE HILLINGDON
Received 2 Jan 2025 - Approval27965/APP/2022/682
Erection of single storey side extension with 2 x roof lights, following demolition of existing garage
20 PARK VIEW ROAD HILLINGDON
Received 1 Mar 2022 - Approval25813/APP/2024/3181
Erection of a two storey extension to the side/rear following the demolition of existing single storey extension to the side/rear
257 STATION ROAD HAYES
Received 4 Dec 2024 - Refusal77397/APP/2022/2127
Erection of a single storey rear extension, extension and conversion of roof space to habitable use to include a juliette balcony and 6 x roof lights, including demolition of the rear garage and covered space
9 WALFORD ROAD UXBRIDGE UB8 2NF
Received 4 Jul 2022 - Prior Approval N/Req77744/APP/2022/3856
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 3.40 metres, and for which the height of the eaves would be 2.96 metres
59 WENTWORTH CRESCENT HAYES UB3 1NW
Received 20 Dec 2022 - Approval3714/APP/2026/178
Variation of Condition 2 (Approved plans) of planning permission ref. 3714/APP/2025/341, dated 13-05-25 (Alterations to the existing single storey rear extension roof together with amendments to fenestration including new bi-folding doors to the rear and patio area within rear garden.) to show more accurate as-built footprint of the decking including screening measures to either side.
4 EGERTON CLOSE EASTCOTE
Received 21 Jan 2026 - Approval72877/APP/2020/2837
Single storey outbuilding to rear for use as a play area/gym/storage (Retrospective)
20 KINGS ROAD WEST DRAYTON
Received 7 Sept 2020 - Withdrawn (P) (Appealed)20905/APP/2021/1999
Part two storey, part single storey side/rear extensions, first floor rear balcony, roof extension including 2 x front dormers, front hip to gable conversion and raising of ridge height, conversion of garage to habitable accommodation, single storey front infill extension and external alterations including fenestration changes and removal of chimney stacks
7 HAMLIN CRESCENT EASTCOTE PINNER
Received 18 May 2021 - Approval23784/APP/2021/1225
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 gable end window (Application for a Certificate of Lawful Development for a Proposed Development)
4 CHANDOS ROAD EASTCOTE
Received 26 Mar 2021 - Approval74423/APP/2018/4437
Redevelopment of the existing car park to provide a 6-storey building comprising 140-room hotel (Use Class C1) including the reconfiguring of car parking spaces across the site to secure 1:1 parking for the residential buildings (Buildings 2, 3 and 4), associated access, car parking and hard and soft landscaping.
LAND AT STATUS PARK NOBEL DRIVE HARLINGTON
Received 19 Dec 2018 - Refusal49543/APP/2023/1162
Conversion of roof space to habitable use to include rear dormer with juliet balcony and 3 front roof lights. Erection of single storey rear extension following demolition of existing conservatory. Erection of first floor side/rear extension. Amendments to fenestration.
7 THE PADDOCK ICKENHAM
Received 20 Apr 2023 - Approval77846/APP/2023/932
Erection of a single storey rear extension
49 NELSON ROAD HILLINGDON UB10 0PT
Received 29 Mar 2023 - Approval13796/TRE/2026/91
TPO 391 A1 14x Thuja to remove.
3 LINKSWAY NORTHWOOD
Received 20 Apr 2026 - Approval29982/APP/2026/362
Conversion of roof space to habitable use to include a rear dormer, 2x front roof lights, conversion of roof from hip to gable end with new gable end window (Application for a Certificate of Lawful Development for a Proposed Development)
6 IVER LANE UXBRIDGE
Received 11 Feb 2026 - Approval22261/APP/2019/2272
Conversion of garage into habitable space and single storey side/rear extension
55 HITHERBROOM ROAD HAYES
Received 5 Jul 2019 - Refusal16376/APP/2021/21
Two storey rear extension, single storey front extension and conversion of integral garage to habitable use
COPPERVIEW PIELD HEATH ROAD HILLINGDON
Received 4 Jan 2021 - Approval20611/APP/2018/1049
Single storey rear extension
135 HIGH STREET RUISLIP
Received 20 Mar 2018 - Approval74052/APP/2018/2919
Single storey rear extension and alteration to side elevation
171 PINE GARDENS RUISLIP HA4 9TE
Received 8 Aug 2018 - No Further Action(P)71068/APP/2017/1787
Consultation under Requirement 17 (Buildings at risk) of the Development Consent Order for the M4 Junctions 3 to 12 Smart Motorway
M4 MOTORWAY (SMART MOTORWAY) M4 MOTORWAY HARLINGTON
Received 10 May 2017 - Approval70131/APP/2025/2796
Erection of outbuilding to rear garden to be used as a Game/Gym room with Shower room and Storage (Application for a Certificate of Lawful Development for a Proposed Development)
8 MANSFIELD DRIVE HAYES
Received 4 Nov 2025 - Approval19408/APP/2023/3108
Conversion of roof space to habitable use to include a rear dormer with juliette balcony, 3 front roof lights, and front porch with amendments to fenestration (Application for a Certificate of Lawful Development for a Proposed Development)
77 BEVERLEY ROAD RUISLIP
Received 26 Oct 2023
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.
How to search planning applicationsGuides to planning records
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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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