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 dates34,277Searchable applications
510Recorded as pending
77%Approval rate · 32,069 approved or refused records
7,272Refused applications
24,797 approved · 7,272 refused · 1,189 withdrawn. Received dates in our records: 15 Oct 2008 to 9 Oct 2026. Most recent record check: 19 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 Counts reflect the last collected status; some records may be out of date.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
- Approval31005/APP/2026/684
Details pursuant to the partial discharge of Condition 10 (contamination) of planning permission ref. 31005/APP/2025/1370, dated 17-09-2025 (Erection of an attached two storey dwelling with associated parking, landscaping, bin and cycle storage (amended description)).
84 EAST ROAD WEST DRAYTON
Received 17 Mar 2026 - Refusal78156/APP/2025/1677
Erection of 2-bed 4-Person new dwelling house on land of 17 Lansdowne Road with associated amenity spaces, car parking, refuse and cycle storage. And, erection of single storey rear extension to the existing dwelling.
17 LANSDOWNE ROAD HILLINGDON UB8 3JR
Received 17 Jun 2025 - Approval12170/APP/2021/1704
Conversion of roof space to habitable use to include a rear dormer, 3 front roofights and conversion of roof from hip to gable end (Application for a Certificate of Lawful Development for a Proposed Development)
22 DEANE WAY EASTCOTE RUISLIP
Received 28 Apr 2021 - Prior Approval N/Req75212/APP/2019/3601
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 3.65 metres, and for which the height of the eaves would be 2.4 metres
89 BEVERLEY ROAD RUISLIP HA4 9AN
Received 4 Nov 2019 - Refusal51063/APP/2024/2609
Change of use from Use Class C3 (Dwellinghouse) to an 8-bedrom House in Multiple Occupation (HMO) (Use Class Sui Generis).
47 HANOVER CIRCLE HAYES
Received 30 Sept 2024 - Approval78994/APP/2024/2264
External alterations including replacement of existing doors with new automatic doors and fascia sign.
Unit 116b The Chimes Shopping Centre HIGH STREET UXBRIDGE
Received 20 Aug 2024 - Approval17162/APP/2018/1019
Part two storey, part single storey side/rear extension involving demolition of existing garage and conservatory
26 DENE ROAD NORTHWOOD
Received 16 Mar 2018 - Approval57216/APP/2024/775
Erection of outbuilding to rear garden (Application for a Certificate of Lawful Development for a Proposed Development)
101 YORK AVENUE HAYES
Received 22 Mar 2024 - Approval52974/APP/2021/1427
Conversion of roof space to habitable use to include a rear dormer with Juliette balcony, 2 front roof lights and conversion of roof from hip to gable end with new gable end window (Application for a Certificate of Lawful Development for a Proposed Development)
4 COLBROOK AVENUE HAYES
Received 11 Apr 2021 - Approval78708/APP/2024/954
Erection of a single storey extension to the rear, erection of front porch
43 FREMANTLE WAY HAYES
Received 12 Apr 2024 - Refusal13272/APP/2020/1337
Part two storey, part single storey side/front extension, first floor front extension and part two storey, part first floor rear extension
24 SWEETCROFT LANE HILLINGDON
Received 27 Apr 2020 - Approval12306/TRE/2024/224
To carry out tree surgery including to reduce width by 3m and crown lift to 4m Five London Planes T1, T2, T3, T4 and T5, To reduce on development side by 3m and crown lift to 4m One London Plane T6 all on TPO 487
KINGS LODGE PEMBROKE ROAD RUISLIP
Received 1 Nov 2024 - Approval74376/APP/2022/3732
Conversion of single dwelling into 2 self-contained flats with bin storage, cycle storage, rear amenity space and the removal of existing detached garage at the rear
3 FORRIS AVENUE HAYES UB3 2AS
Received 8 Dec 2022 - Approval71632/APP/2021/1852
New porch added to the existing entrance door to facilitate access for disabled person
8 ST CHRISTOPHER ROAD COWLEY UB8 3SG
Received 7 May 2021 - Undecided77483/APP/2026/2304
Erection of a two storey side extension and front porch.
29 GLEBE ROAD HAYES
Received 29 Sept 2026 - Approval14575/APP/2021/3289
Conversion of part of garage to habitable accommodation, removal of rear door and 2 no. windows together with provision of replacement bi-fold doors on pre-existing rear extension and provision of a rooflight (Application for a Certificate of Lawful Development for a Proposed Development)
5 KENT GARDENS RUISLIP
Received 31 Aug 2021 - Approval11811/APP/2021/2084
Conversion of roof space to habitable use to include a rear dormer, 2 front roof lights and conversion of roof from hip to gable end (Application for a Certificate of Lawful Development for a Proposed Development)
117 WEST END ROAD RUISLIP
Received 24 May 2021 - Approval28438/APP/2026/582
Erection of outbuilding to rear garden (Application for a Certificate of Lawful Development for a Proposed Development)
248 COLDHARBOUR LANE HAYES
Received 6 Mar 2026 - Approval35293/APP/2018/2487
Details pursuant to Condition 15 (Car Parking Management Strategy) of planning permission dated 31/10/16, ref. 35293/APP/2015/3693: Minor material amendment to planning permission ref. 35293/APP/2009/1938 dated 28/05/2010: Erection of 623-bedroom hotel with ancillary restaurant/bar facilities, landscaping, parking for 354 cars and associated works to allow the addition of an extra floor, internal and external alterations to the building, involving extension of the building within the internal courtyards and on the new fifth floor and alterations to the parking/landscaping layout
276 BATH ROAD HEATHROW UB7 0DQ
Received 6 Jul 2018 - Approval22674/TRE/2025/126
TPO 791 T1 1 x Atlas Cedar to reduce height by 4m and remove 2m radius.
7 SWAKELEYS DRIVE ICKENHAM
Received 13 May 2025 - Approval53180/APP/2023/2958
Details pursuant to Condition 7 (Noise Standards) of Prior Approval Consent ref. 53180/APP/2021/1325 dated 21-05-2021: Change of use from offices (Class B1a) to 51 studio apartments (Class C3) (Application for Prior Approval under Schedule 2, Part 3, Class O of the Town and Country Planning (General Permitted Development) (England) Order 2015 (as amended)).
4 WATERSIDE HOUSE, COWLEY BUSINESS PARK HIGH STREET COWLEY UXBRIDGE
Received 11 Oct 2023 - Approval34424/APP/2018/1550
Part two storey, part single storey rear extension, single storey front extension, creation of basements, enlargement of habitable roof space to include relocated roof lights
6 THE COVERT NORTHWOOD
Received 26 Apr 2018 - Approval20404/APP/2022/451
Installation of 6 additional antennas on new steelwork, rearranged existing antennas deployment, revised guardrails and ancillary equipment on the 12.8m rooftop
106 COLDHARBOUR LANE HAYES
Received 11 Feb 2022 - Refusal73871/APP/2018/2078
Single storey rear extension
168 WALTHAM AVENUE HAYES UB3 1TE
Received 5 Jun 2018
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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