Postcode record · Hillingdon
HA4 0HX.
HA4 0HX has 28 known premises and 18 planning records — 10 approved of 17 decided (58.8%). 16 EPC records.
Postcode HA4 0HX · boundary not held, centred on the postcodeApprovedRefusedOther18 exact18 on the map — every match
At a glance · this postcodeHillingdon profile →
28
Premises
known addresses (UPRNs)
18
Applications
17 decided
58.8%
Approval rate
10 approved · 7 refused
16
EPC records
ratings C 1 · D 13 · E 2
18
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 0HX has 28 known premises and 18 planning records — 10 approved of 17 decided (58.8%). 16 EPC records.
Premises (18 of 28 shown)
Name
Details
UPRN 10025541731
UPRN 10090330940
UPRN 100021464740
UPRN 100021464741
UPRN 100021464742
UPRN 100021464743
UPRN 100021464744
UPRN 100021464745
UPRN 100021464746
UPRN 100021464747
UPRN 10025541731
UPRN 10090330940
UPRN 100021464740
Show all 10 rows
UPRN 100021464741
UPRN 100021464742
UPRN 100021464743
UPRN 100021464744
UPRN 100021464745
UPRN 100021464746
UPRN 100021464747
Planning
What happened?
18 planning applications across the postcode; 10 approved of 17 decided (58.8%). Latest 18 shown.
Reference
Proposal · address
Type
Outcome
Date · distance
Erection of a single storey wraparound extension to the side and rear
7 MONKS CLOSE RUISLIP · premises record
Agent Mr Les Simpson · Officer Katherine Mills
Planning Application
Approved
2025-07-21
Erection of a single storey extension to rear/side. Erection of a front porch.
16 MONKS CLOSE RUISLIP · premises record
Agent Mr Sunny Bahia · Officer Katherine Mills
Planning Application
Approved
2023-06-13
Construction of front porch (Application for a Certificate of Lawful Development for a Proposed Development)
21 MONKS CLOSE RUISLIP HA4 0HX · premises record
Agent Mr Ivan Penkov · Officer Zara Raza
Planning Application
Approved
2021-09-01
Single storey rear extension
21 MONKS CLOSE RUISLIP HA4 0HX · premises record
Agent Mr Ivan Penkov · Officer Nicola Taplin
Planning Application
Approved
2021-01-03
Conversion of dwelling into 1 x 1-bed and 1 x studio self-contained flats with associated parking and amenity space, involving part two storey, part single storey rear extension.
8 MONKS CLOSE RUISLIP HA4 0HX · premises record
Planning Application
Refused
2017-09-27
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 2.95 metres, and for which the height of the eaves would be 2.95 metres
8 MONKS CLOSE RUISLIP HA4 0HX · premises record
Agent ASB Property Consultants Ltd Exchange House · Officer Cris Lancaster
Planning Application
Refused
2016-09-15
Conversion of roofspace to habitable use to include a side dormer and new window in existing rear gable (Application for a Certificate of Lawful Development for a Proposed Development)
8 MONKS CLOSE RUISLIP HA4 0HX · premises record
Agent Mr G Benning Exchange House · Officer Cris Lancaster
Planning Application
Approved
2016-09-14
Part single storey side and rear extension including the raising of the roof of the existing side extension. (Application for a Certificate of Lawful Development for a Proposed Development)
1 MONKS CLOSE RUISLIP · premises record
Agent Mr Kryspin Skorek · Officer Clare Wright
Planning Application
Approved
2012-01-23
Single storey rear extension
1 MONKS CLOSE RUISLIP · premises record
Agent MR KRYSPIN SKOREK · Officer Clare Wright
Planning Application
Approved
2011-10-10
Single storey side extension with attached garage involving the demolition of existing side extension and attached garage
26 MONKS CLOSE RUISLIP · premises record
Agent Mr Tony Nimmo · Officer Peter Unthank
Planning Application
Approved
2010-03-23
Erection of a single storey wraparound extension to the side and rear
7 MONKS CLOSE RUISLIP · premises record
Agent Mr Les Simpson · Officer Katherine Mills
Approved
2025-07-21
More
Planning Application
Erection of a single storey extension to rear/side. Erection of a front porch.
16 MONKS CLOSE RUISLIP · premises record
Agent Mr Sunny Bahia · Officer Katherine Mills
Approved
2023-06-13
More
Planning Application
Construction of front porch (Application for a Certificate of Lawful Development for a Proposed Development)
21 MONKS CLOSE RUISLIP HA4 0HX · premises record
Agent Mr Ivan Penkov · Officer Zara Raza
Approved
2021-09-01
More
Planning Application
Show all 10 rows
Single storey rear extension
21 MONKS CLOSE RUISLIP HA4 0HX · premises record
Agent Mr Ivan Penkov · Officer Nicola Taplin
Approved
2021-01-03
More
Planning Application
Conversion of dwelling into 1 x 1-bed and 1 x studio self-contained flats with associated parking and amenity space, involving part two storey, part single storey rear extension.
8 MONKS CLOSE RUISLIP HA4 0HX · premises record
Refused
2017-09-27
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 2.95 metres, and for which the height of the eaves would be 2.95 metres
8 MONKS CLOSE RUISLIP HA4 0HX · premises record
Agent ASB Property Consultants Ltd Exchange House · Officer Cris Lancaster
Refused
2016-09-15
More
Planning Application
Conversion of roofspace to habitable use to include a side dormer and new window in existing rear gable (Application for a Certificate of Lawful Development for a Proposed Development)
8 MONKS CLOSE RUISLIP HA4 0HX · premises record
Agent Mr G Benning Exchange House · Officer Cris Lancaster
Approved
2016-09-14
More
Planning Application
Part single storey side and rear extension including the raising of the roof of the existing side extension. (Application for a Certificate of Lawful Development for a Proposed Development)
1 MONKS CLOSE RUISLIP · premises record
Agent Mr Kryspin Skorek · Officer Clare Wright
Approved
2012-01-23
More
Planning Application
Single storey rear extension
1 MONKS CLOSE RUISLIP · premises record
Agent MR KRYSPIN SKOREK · Officer Clare Wright
Approved
2011-10-10
More
Planning Application
Single storey side extension with attached garage involving the demolition of existing side extension and attached garage
26 MONKS CLOSE RUISLIP · premises record
Agent Mr Tony Nimmo · Officer Peter Unthank
Approved
2010-03-23
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 28 premises each one covers.
Designation
Coverage
Article 4 Direction Area
Residential extensions · reference A8177 · covers 28 of 28 premises. Some normally permitted changes may require planning permission.
Article 4 Direction Area
Residential extensions · reference A8177 · covers 28 of 28 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 18 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 precedent18 applications and 18 mapped decisions in this postcode — precedent for what has been permitted and refused here.
Energy16 EPC records; ratings C: 1, D: 13, 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.
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.