Postcode record · Hillingdon
HA4 9PX.
HA4 9PX has 15 known premises and 11 planning records — 10 approved of 10 decided (100%). 4 EPC records.
Postcode HA4 9PX · boundary not held, centred on the postcodeApprovedRefusedOther11 exact11 on the map — every match
At a glance · this postcodeHillingdon profile →
15
Premises
known addresses (UPRNs)
11
Applications
10 decided
100%
Approval rate
10 approved · 0 refused
4
EPC records
ratings D 2 · E 2
11
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?
HA4 9PX has 15 known premises and 11 planning records — 10 approved of 10 decided (100%). 4 EPC records.
Premises
Name
Details
UPRN 768010602
UPRN 100021459446
UPRN 100021459447
UPRN 100021459448
UPRN 100021459449
UPRN 100021459450
UPRN 100021459451
UPRN 100021459452
UPRN 100021459453
UPRN 100021459454
UPRN 768010602
UPRN 100021459446
UPRN 100021459447
Show all 10 rows
UPRN 100021459448
UPRN 100021459449
UPRN 100021459450
UPRN 100021459451
UPRN 100021459452
UPRN 100021459453
UPRN 100021459454
Planning
What happened?
11 planning applications across the postcode; 10 approved of 10 decided (100%). Latest 11 shown.
Reference
Proposal · address
Type
Outcome
Date · distance
Erection of a single storey rear extension, which would extend beyond the rear wall of the original house by 4.00 metres, for which the maximum height would be 3.20 metres, and for which the height of the eaves would be 3.00 metres
4 ESSEX CLOSE RUISLIP · premises record
Agent Mr Keith Yogan · Officer Katherine Mills
Planning Application
Approved
2025-11-25
Erection of single storey rear extension, following the demolition of existing rear conservatory
13 ESSEX CLOSE RUISLIP · premises record
Agent Peter Capella · Officer Katherine Mills
Planning Application
Approved
2025-11-19
Single storey rear extension, first floor side extension and single storey garage to rear
14 ESSEX CLOSE RUISLIP · premises record
Agent David Balkind Flat B · Officer Mandeep Chaggar
Planning Application
Approved
2018-03-27
Conversion of roof space to habitable use to include a rear dormer, 2 x front roof lights 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)
11 ESSEX CLOSE RUISLIP MIDDLESEX HA4 9PX · premises record
Agent Mr D Blyth · Officer Jivan Manku
Planning Application
Approved
2017-07-11
Single storey rear extension.
11 ESSEX CLOSE RUISLIP MIDDLESEX HA4 9PX · premises record
Agent Mr D Blyth · Officer Jivan Manku
Planning Application
Approved
2017-07-11
Conversion of roofspace to habitable use to include a rear dormer and conversion of roof from hip to gable end. (Application for a Lawful Development Certificate for a Proposed Use or Development)
13 ESSEX CLOSE RUISLIP · premises record
Agent MR PAUL BRAIDEN · Officer Sonia Bowen
Planning Application
Approved
2011-01-10
Single storey rear extension to include minor alterations to side elevation.
12 ESSEX CLOSE RUISLIP · premises record
Agent G E Pottle & Co. Suite B, · Officer Colin Tebb
Planning Application
Approved
2009-02-16
ERECTION OF A FIRST FLOOR SIDE EXTENSION
6 ESSEX CLOSE RUISLIP · premises record
Agent David Silverman · Officer Schalk Van Der Merwe
Planning Application
Approved
2002-09-09
Erection of a rear porch (Application for a Certificate of Lawfulness for a proposed use or development)
3 ESSEX CLOSE RUISLIP · premises record
Agent Mr G Bennett · Officer Robert Clarke
—
Other
1998-12-03
Erection of a single storey side and rear extension to form kitchen and utility room
1 ESSEX CLOSE RUISLIP · premises record
Agent MPS Architects · Officer Hamish Walke
—
Approved
1997-05-20
Erection of a single storey rear extension, which would extend beyond the rear wall of the original house by 4.00 metres, for which the maximum height would be 3.20 metres, and for which the height of the eaves would be 3.00 metres
4 ESSEX CLOSE RUISLIP · premises record
Agent Mr Keith Yogan · Officer Katherine Mills
Approved
2025-11-25
More
Planning Application
Erection of single storey rear extension, following the demolition of existing rear conservatory
13 ESSEX CLOSE RUISLIP · premises record
Agent Peter Capella · Officer Katherine Mills
Approved
2025-11-19
More
Planning Application
Single storey rear extension, first floor side extension and single storey garage to rear
14 ESSEX CLOSE RUISLIP · premises record
Agent David Balkind Flat B · Officer Mandeep Chaggar
Approved
2018-03-27
More
Planning Application
Show all 10 rows
Conversion of roof space to habitable use to include a rear dormer, 2 x front roof lights 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)
11 ESSEX CLOSE RUISLIP MIDDLESEX HA4 9PX · premises record
Agent Mr D Blyth · Officer Jivan Manku
Approved
2017-07-11
More
Planning Application
Single storey rear extension.
11 ESSEX CLOSE RUISLIP MIDDLESEX HA4 9PX · premises record
Agent Mr D Blyth · Officer Jivan Manku
Approved
2017-07-11
More
Planning Application
Conversion of roofspace to habitable use to include a rear dormer and conversion of roof from hip to gable end. (Application for a Lawful Development Certificate for a Proposed Use or Development)
13 ESSEX CLOSE RUISLIP · premises record
Agent MR PAUL BRAIDEN · Officer Sonia Bowen
Approved
2011-01-10
More
Planning Application
Single storey rear extension to include minor alterations to side elevation.
12 ESSEX CLOSE RUISLIP · premises record
Agent G E Pottle & Co. Suite B, · Officer Colin Tebb
Approved
2009-02-16
More
Planning Application
ERECTION OF A FIRST FLOOR SIDE EXTENSION
6 ESSEX CLOSE RUISLIP · premises record
Agent David Silverman · Officer Schalk Van Der Merwe
Approved
2002-09-09
More
Planning Application
Erection of a rear porch (Application for a Certificate of Lawfulness for a proposed use or development)
3 ESSEX CLOSE RUISLIP · premises record
Agent Mr G Bennett · Officer Robert Clarke
Other
1998-12-03
More
—
Erection of a single storey side and rear extension to form kitchen and utility room
1 ESSEX CLOSE RUISLIP · premises record
Agent MPS Architects · Officer Hamish Walke
Approved
1997-05-20
More
—
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 15 premises each one covers.
Designation
Coverage
Article 4 Direction Area
Residential extensions · reference A8177 · covers 15 of 15 premises. Some normally permitted changes may require planning permission.
Article 4 Direction Area
Residential extensions · reference A8177 · covers 15 of 15 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 11 applications in this postcode — the party who applied, not the owner or occupier.
Name
Details
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 1 application
Agent on 1 application
Agent on 2 applications
Agent on 1 application
Agent on 1 application
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 precedent11 applications and 11 mapped decisions in this postcode — precedent for what has been permitted and refused here.
Energy4 EPC records; ratings D: 2, E: 2.
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
Planning Atlas ProOwnership, finance and market signals recorded at addresses in this postcode — each with date and source. Signals are evidence of change, not a prediction.
Boundary: OS Postcode Unit areas (Ordnance Survey), 2026-08-14. Planning records: canonical stage2. EPC: EPC register. Premises: OS AddressBase / UPRN.