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 dates35,534Searchable applications
499Recorded as pending
77%Approval rate · 33,266 approved or refused records
7,617Refused applications
25,649 approved · 7,617 refused · 1,213 withdrawn. Received dates in our records: 1 Oct 2008 to 9 Oct 2026. Most recent record check: 20 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 Counts reflect the last collected status; some records may be out of date.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
- Approval14628/APP/2024/895
Erection of a single storey rear and side extension, to include demolition of existing rear extension.
304 LONG DRIVE RUISLIP
Received 8 Apr 2024 - Approval75031/APP/2019/2665
Part single storey, part two storey rear extension
4 SHOWERS WAY HAYES UB3 3JX
Received 8 Aug 2019 - Refusal75771/APP/2020/2553
Erection of a single storey rear extension, which would extend beyond the rear wall of the original house by 3.8 metres, for which the maximum height would be 2.87 metres, and for which the height of the eaves would be 2.62 metres
36 ASPEN GROVE EASTCOTE HA5 2NL
Received 18 Aug 2020 - Approval67036/APP/2025/5
Erection of a first floor side extension.
59B SILVERDALE GARDENS HAYES
Received 31 Dec 2024 - Refusal22910/APP/2020/2870
Part two storey, part single storey front/side/rear extension to existing chalet, and conversion of roofspace to habitable use to include retention of 1 x existing front dormer and 1 x existing side dormer, plus 1 x proposed rear dormer and 1 x proposed rear rooflight.
33 GATEHILL ROAD NORTHWOOD
Received 8 Sept 2020 - Prior Approval N/Req77097/APP/2022/613
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 metres, and for which the height of the eaves would be 3 metres
13 OAK AVENUE WEST DRAYTON UB7 9EP
Received 1 Mar 2022 - Prior Approval N/Req11976/APP/2018/2432
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 3.542 metres, and for which the height of the eaves would be 2.186 metres
22 BLOSSOM WAY HILLINGDON
Received 28 Jun 2018 - Refusal75743/APP/2020/2277
Proposed 18m Phase 8 Monopole C/W wraparound cabinet at base and associated ancillary works (Application under Part 16 of Schedule 2 to the Town and Country Planning (General Permitted Development) Order 2015 for determination as to whether prior approval is required for siting and appearance).
LAND OPPOSITE 237 STATION ROAD HAYES
Received 22 Jul 2020 - Approval14000/TRE/2021/73
To carry out tree surgery including a crown lift to 4m on side near the proposed building to one Oak (T11 on application) and One Hornbeam (T9 on application), To sever roots of sizes up to 40mm with the footprint of the proposed building to One hornbeam (T9 on application) all within area 1 on TPO398
22 NICHOLAS WAY NORTHWOOD
Received 22 Mar 2021 - Approval79685/APP/2025/2954
Erection of outbuilding to rear garden for use as a Gym.
6 LEVEN WAY HAYES UB3 2SR
Received 21 Nov 2025 - Approval2102/APP/2020/1918
Details pursuant to the discharge of Condition 21 (Energy) of planning application reference 2102/APP/2018/4231 (Redevelopment of the site to provide three buildings ranging from 2 to 10 storeys in height delivering 331 residential units and 710 sq.m of ground floor commercial floorspace (Use Classes A1, A2, A3, B1, D1 or D2), including the provision of private and communal amenity areas, child play space, car parking, secure cycle parking, refuse storage areas and other associated development (AMENDED MAY 2019)
CHAILEY INDUSTRIAL ESTATE PUMP LANE HAYES UB3 3ND
Received 24 Jun 2020 - Approval12171/APP/2025/297
Variation of Condition 2 (approved plans) of planning permission ref. 12171/APP/2024/2831, dated 13-12-24 (Erection of part single storey, part two storey side and rear extension.) to alter the roof profile at first floor level of the proposed rear extension.
62 BLUNTS AVENUE SIPSON
Received 6 Feb 2025 - Approval62453/APP/2017/4016
Single storey side/rear extension
46 BRIARWOOD DRIVE NORTHWOOD
Received 6 Nov 2017 - Approval20004/APP/2021/3511
Removal of Condition 13 (Category M4(2) of the Building Regulations) of planning permission ref. 20004/APP/2021/2060, dated 6 August 2021 (Erection of 2 semi-detached houses with habitable accommodation within loft space, with associated parking and amenity space and installation of 2 x vehicular crossovers to front)
103 SHENLEY AVENUE RUISLIP
Received 16 Sept 2021 - Approval8975/APP/2024/1139
Erection of single storey rear extension following demolition of existing conservatory (Application for a Certificate of Lawful Development for a Proposed Development)
29 ANGUS DRIVE RUISLIP
Received 30 Apr 2024 - Withdrawn (P)75873/APP/2020/2858
Conversion of roofspace to habitable use to include a rear dormer and 3 x front rooflights (Application for a Certificate of Lawful Development for a Proposed Development)
130 LARCH CRESCENT HAYES UB4 9EB
Received 8 Sept 2020 - Approval5993/APP/2025/1308
Erection of a single storey side and rear extension and installation of rooflights
8 CURZON PLACE EASTCOTE
Received 9 May 2025 - Refusal73325/APP/2017/3702
Two storey, detached building with habitable roof space to create 4 x 2-bed and 2 x 1-bed self-contained flats, installation of vehicular crossover, parking and amenity space
12 & 14 CORNWALL ROAD UXBRIDGE
Received 11 Oct 2017 - Approval2645/APP/2020/3592
Variation of condition 2 (Approved Plans) of planning permission Ref: 2645/APP/2019/853 dated 08/05/2019 (Variation of condition 2 (Approved Plans) of planning permission Ref: 2645/APP/2016/4571 (Two storey, 7-bed detached dwelling with habitable roof space, parking and amenity space involving demolition of existing dwelling) to allow for internal alterations, alteration to fenestration throughout, new first floor side element and associated changes
8 LINKSWAY NORTHWOOD
Received 23 Oct 2020 - Approval31731/ADV/2023/4
Replacement of the existing external through-the-wall ATM with new model and replacement of signage
2 STATION ROAD HAYES
Received 11 Jan 2023 - Approval7375/APP/2025/944
DEMOLITION OF EXISTING GARAGE TO ERECT DETACHED OUTBUILDING TO BE USED AS STUDY/GYMNASIUM INCIDENTAL TO MAIN DWELLING
18 GORDON ROAD YIEWSLEY
Received 31 Mar 2025 - Prior Approval N/Req47555/APP/2021/2289
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 3.3 metres, and for which the height of the eaves would be 2.4 metres
16 BRIDGE ROAD UXBRIDGE
Received 7 Jun 2021 - Refusal56513/APP/2021/3667
Part two storey/ part single storey rear extension and single storey side extension and conversion of single dwelling to 1 x one-bedroom flat and 1 x studio flat together with re-location of existing crossover and associated bin storage, bicycle parking and private amenity space
18 GREEN LANE HILLINGDON
Received 29 Sept 2021 - Approval8762/APP/2020/2244
Single story rear extension and single storey outbuilding to rear for use as a store/office room involving demolition of existing outbuilding
13 KENMORE CRESCENT HAYES
Received 21 Jul 2020
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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