Postcode record · Hillingdon
HA5 2JN.
HA5 2JN has 13 known premises and 17 planning records — 11 approved of 15 decided (73.3%). 9 EPC records.
Postcode HA5 2JN · boundary not held, centred on the postcodeApprovedRefusedOther17 exact17 on the map — every match
At a glance · this postcodeHillingdon profile →
13
Premises
known addresses (UPRNs)
17
Applications
15 decided
73.3%
Approval rate
11 approved · 4 refused
9
EPC records
ratings D 4 · E 4 · F 1
17
Mapped applications
inside the postcode shape
Postcode unit boundary from Ordnance Survey; premises and applications inside it. Aggregates describe the area, not any single premises.
Property
What is it?
HA5 2JN has 13 known premises and 17 planning records — 11 approved of 15 decided (73.3%). 9 EPC records.
Premises
Name
Details
UPRN 100021450276
UPRN 100021450278
UPRN 100021450280
UPRN 100021450282
UPRN 100021450284
UPRN 100021450286
UPRN 100021450288
UPRN 100021450290
UPRN 100021450292
UPRN 100021450294
UPRN 100021450276
UPRN 100021450278
UPRN 100021450280
Show all 10 rows
UPRN 100021450282
UPRN 100021450284
UPRN 100021450286
UPRN 100021450288
UPRN 100021450290
UPRN 100021450292
UPRN 100021450294
Planning
What happened?
17 planning applications across the postcode; 11 approved of 15 decided (73.3%). Latest 17 shown.
Reference
Proposal · address
Type
Outcome
Date · distance
Non-material amendment (S96a) application to planning permission reference 18293/APP/2025/1184, dated 23.06.2025, for 'Erection of a part single storey, part two storey side extension, and a single storey rear extension.' Amendment seeks to increase width of rear elevation's ground floor bifold door
27 CONISTON GARDENS EASTCOTE · premises record
Agent Mr Dhiren Patel · Officer Alan Corcoran
Planning Application
Approved
2025-08-12
Erection of a part single storey, part two storey side extension, and a single storey rear extension.
27 CONISTON GARDENS EASTCOTE · premises record
Agent Mr Dhiren Patel · Officer Becky Smith
Planning Application
Approved
2025-04-28
Conversion of roof space to habitable use to include a rear dormer with, 2 front roof lights and conversion of roof from hip to gable end, and removal of 1x chimney stack. (Application for a Certificate of Lawful Development for a Proposed Development)
5 CONISTON GARDENS EASTCOTE · premises record
Agent Mr Dimitar Solenkov · Officer Sadmir Kabashi
Planning Application
Approved
2023-11-24
Erection of a single storey extension to the side and rear, with amendments to fenestrations, erection of outbuilding to rear garden, following demolition of existing outbuilding, and removal of 1x chimney
5 CONISTON GARDENS EASTCOTE · premises record
Agent Mr Dimitar Solenkov · Officer Katherine Mills
Planning Application
Approved
2023-11-24
Conversion of roofspace 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)
15 CONISTON GARDENS EASTCOTE HA5 2JN · premises record
Agent Mr Mark Pottle Suite A · Officer Hoda Sadri
Planning Application
Approved
2018-08-23
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 3.2 metres, and for which the height of the eaves would be 2.5 metres
15 CONISTON GARDENS EASTCOTE HA5 2JN · premises record
Agent Pottle & Co Ltd SUITE A · Officer Hoda Sadri
Planning Application
Approved
2018-06-11
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
15 CONISTON GARDENS EASTCOTE HA5 2JN · premises record
Agent Pottle & Co. Suite A, · Officer Hoda Sadri
Planning Application
Refused
2018-04-30
Single storey side extension involving demolition of existing detached garage
9 CONISTON GARDENS EASTCOTE · premises record
Agent Mr Jim Guest Jim Guest Design Ltd · Officer Victor Unuigbe
Planning Application
Refused
2015-05-18
ERECTION OF A SINGLE STOREY PART REAR EXTENSION.
7 CONISTON GARDENS EASTCOTE · premises record
Agent J TREE · Officer Sonia Bowen
Planning Application
Approved
2008-02-26
CONVERSION OF ROOFSPACE TO HABITABLE ACCOMMODATION INVOLVING INSTALLATION OF REAR DORMER AND CHANGE OF ROOF FROM HIP END TO GABLE END (APPLICATION FOR A CERTIFICATE OF LAWFULNESS FOR A PROPOSED USE OR DEVELOPMENT)
11 CONISTON GARDENS EASTCOTE · premises record
Agent P R Architecture · Officer Ralph Adenegan
Planning Application
Other
2004-11-29
Non-material amendment (S96a) application to planning permission reference 18293/APP/2025/1184, dated 23.06.2025, for 'Erection of a part single storey, part two storey side extension, and a single storey rear extension.' Amendment seeks to increase width of rear elevation's ground floor bifold door
27 CONISTON GARDENS EASTCOTE · premises record
Agent Mr Dhiren Patel · Officer Alan Corcoran
Approved
2025-08-12
More
Planning Application
Erection of a part single storey, part two storey side extension, and a single storey rear extension.
27 CONISTON GARDENS EASTCOTE · premises record
Agent Mr Dhiren Patel · Officer Becky Smith
Approved
2025-04-28
More
Planning Application
Conversion of roof space to habitable use to include a rear dormer with, 2 front roof lights and conversion of roof from hip to gable end, and removal of 1x chimney stack. (Application for a Certificate of Lawful Development for a Proposed Development)
5 CONISTON GARDENS EASTCOTE · premises record
Agent Mr Dimitar Solenkov · Officer Sadmir Kabashi
Approved
2023-11-24
More
Planning Application
Show all 10 rows
Erection of a single storey extension to the side and rear, with amendments to fenestrations, erection of outbuilding to rear garden, following demolition of existing outbuilding, and removal of 1x chimney
5 CONISTON GARDENS EASTCOTE · premises record
Agent Mr Dimitar Solenkov · Officer Katherine Mills
Approved
2023-11-24
More
Planning Application
Conversion of roofspace 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)
15 CONISTON GARDENS EASTCOTE HA5 2JN · premises record
Agent Mr Mark Pottle Suite A · Officer Hoda Sadri
Approved
2018-08-23
More
Planning Application
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 3.2 metres, and for which the height of the eaves would be 2.5 metres
15 CONISTON GARDENS EASTCOTE HA5 2JN · premises record
Agent Pottle & Co Ltd SUITE A · Officer Hoda Sadri
Approved
2018-06-11
More
Planning Application
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
15 CONISTON GARDENS EASTCOTE HA5 2JN · premises record
Agent Pottle & Co. Suite A, · Officer Hoda Sadri
Refused
2018-04-30
More
Planning Application
Single storey side extension involving demolition of existing detached garage
9 CONISTON GARDENS EASTCOTE · premises record
Agent Mr Jim Guest Jim Guest Design Ltd · Officer Victor Unuigbe
Refused
2015-05-18
More
Planning Application
ERECTION OF A SINGLE STOREY PART REAR EXTENSION.
7 CONISTON GARDENS EASTCOTE · premises record
Agent J TREE · Officer Sonia Bowen
Approved
2008-02-26
More
Planning Application
CONVERSION OF ROOFSPACE TO HABITABLE ACCOMMODATION INVOLVING INSTALLATION OF REAR DORMER AND CHANGE OF ROOF FROM HIP END TO GABLE END (APPLICATION FOR A CERTIFICATE OF LAWFULNESS FOR A PROPOSED USE OR DEVELOPMENT)
11 CONISTON GARDENS EASTCOTE · premises record
Agent P R Architecture · Officer Ralph Adenegan
Other
2004-11-29
More
Planning Application
Building control
Building-control records are not yet collected for Hillingdon — the register is being gathered borough by borough (held so far: Lambeth, Brent, Ealing, Westminster, City and others).
Place
What affects it?
Every mapped designation touching a premises in this postcode, with how many of its 13 premises each one covers.
Designation
Coverage
Article 4 Direction Area
Residential extensions · reference A8177 · covers 13 of 13 premises. Some normally permitted changes may require planning permission.
Article 4 Direction Area
Residential extensions · reference A8177 · covers 13 of 13 premises. Some normally permitted changes may require planning permission.
Nearby postcodes and streets
Walk to the next area — linked where the Atlas has a record for it (pilot borough only for now).
People
Who is involved?
Named on the latest 17 applications in this postcode — the party who applied, not the owner or occupier.
Name
Details
Agent on 3 applications
Agent on 2 applications
Agent on 2 applications
Agent on 1 application
Agent on 1 application
Agent on 1 application
Agent on 1 application
Agent on 1 application
Agent on 1 application
Agent on 1 application
Agent on 3 applications
Agent on 2 applications
Agent on 2 applications
Show all 10 rows
Agent on 1 application
Agent on 1 application
Agent on 1 application
Agent on 1 application
Agent on 1 application
Agent on 1 application
Agent on 1 application
Development
What could it become?
Planning precedent17 applications and 17 mapped decisions in this postcode — precedent for what has been permitted and refused here.
Energy9 EPC records; ratings D: 4, E: 4, F: 1.
What is not assertedNo capacity, value or ownership claim is made at area level; those belong to individual premises records and their evidence.
Intent signals
The Developer PlanOwnership, finance and market signals recorded at addresses in this postcode — each with date and source. Signals are evidence of change, not a prediction.
Thinking about a project here?
Boundary: OS Postcode Unit areas (Ordnance Survey), 2026-08-14. Planning records: canonical stage2. EPC: EPC register. Premises: OS AddressBase / UPRN.