Postcode record · Hillingdon
HA4 9RL.
HA4 9RL has 24 known premises and 46 planning records — 32 approved of 44 decided (72.7%). 13 EPC records.
Postcode HA4 9RL · boundary not held, centred on the postcodeApprovedRefusedOther46 exact46 on the map — every match
At a glance · this postcodeHillingdon profile →
24
Premises
known addresses (UPRNs)
46
Applications
44 decided
72.7%
Approval rate
32 approved · 12 refused
13
EPC records
ratings C 2 · D 8 · E 3
46
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 9RL has 24 known premises and 46 planning records — 32 approved of 44 decided (72.7%). 13 EPC records.
Premises (18 of 24 shown)
Name
Details
UPRN 100021472556
UPRN 100021472558
UPRN 100021472560
UPRN 100021472562
UPRN 100021472564
UPRN 100021472566
UPRN 100021472568
UPRN 100021472570
UPRN 100021472572
UPRN 100021472574
UPRN 100021472556
UPRN 100021472558
UPRN 100021472560
Show all 10 rows
UPRN 100021472562
UPRN 100021472564
UPRN 100021472566
UPRN 100021472568
UPRN 100021472570
UPRN 100021472572
UPRN 100021472574
Planning
What happened?
46 planning applications across the postcode; 32 approved of 44 decided (72.7%). Latest 30 shown.
Reference
Proposal · address
Type
Outcome
Date · distance
Conversion of roof space to habitable use to include a rear dormer, 4no. front roof lights, extending the roof of the existing first floor extension and removal of chimney to the rear (Application for a Certificate of Lawful Development for a Proposed Development)
39 WOODLANDS AVENUE RUISLIP · premises record
Officer Katherine Mills
Planning Application
Other
2026-04-15
Conversion of roof space to habitable use to include a rear dormer, 3 x front roof lights, conversion of roof from hip to gable end (Application for a Certificate of Lawful Development for a Proposed Development)
5 WOODLANDS AVENUE RUISLIP · premises record
Officer Katherine Mills
Planning Application
Approved
2026-02-26
Single storey front/side/rear extension and internal alterations
29 WOODLANDS AVENUE RUISLIP HA4 9RL · premises record
Agent Mr D Blyth Blyth Developments · Officer Michael Briginshaw
Planning Application
Approved
2021-04-07
Installation of a rear dormer
9 WOODLANDS AVENUE RUISLIP · premises record
Agent Neema Parmar · Officer Mandeep Chaggar
Planning Application
Approved
2021-02-05
Pitched roof to existing flat roof side extension
35 WOODLANDS AVENUE RUISLIP · premises record
Agent Mrs Neema Parmar · Officer Nicola Taplin
Planning Application
Approved
2020-06-24
Planning Application
Approved
2020-02-06
Single storey side/rear extension
37 WOODLANDS AVENUE RUISLIP · premises record
Officer Cris Lancaster
Planning Application
Approved
2019-02-06
Single storey front/side extension, involving demolition of existing attached garage
15 WOODLANDS AVENUE RUISLIP · premises record
Officer Mandeep Chaggar
Planning Application
Approved
2018-09-13
Single storey front/side/rear extension and conversion of garage to habitable use
37 WOODLANDS AVENUE RUISLIP · premises record
Officer Cris Lancaster
Planning Application
Refused
2018-03-23
Application for a non-material amendment to planning permission Ref: 1758/APP/2016/2638 dated 02/09/2016 to allow for amendments to fenestration on front elevation and conversion of garage to habitable use (First floor side extension and single storey rear infill extension)
7 WOODLANDS AVENUE RUISLIP · premises record
Agent Mrs Neema Parmar · Officer Hoda Sadri
Planning Application
Approved
2017-12-08
Conversion of roof space to habitable use to include a rear dormer, 4no. front roof lights, extending the roof of the existing first floor extension and removal of chimney to the rear (Application for a Certificate of Lawful Development for a Proposed Development)
39 WOODLANDS AVENUE RUISLIP · premises record
Officer Katherine Mills
Other
2026-04-15
More
Planning Application
Conversion of roof space to habitable use to include a rear dormer, 3 x front roof lights, conversion of roof from hip to gable end (Application for a Certificate of Lawful Development for a Proposed Development)
5 WOODLANDS AVENUE RUISLIP · premises record
Officer Katherine Mills
Approved
2026-02-26
More
Planning Application
Single storey front/side/rear extension and internal alterations
29 WOODLANDS AVENUE RUISLIP HA4 9RL · premises record
Agent Mr D Blyth Blyth Developments · Officer Michael Briginshaw
Approved
2021-04-07
More
Planning Application
Show all 10 rows
Installation of a rear dormer
9 WOODLANDS AVENUE RUISLIP · premises record
Agent Neema Parmar · Officer Mandeep Chaggar
Approved
2021-02-05
More
Planning Application
Pitched roof to existing flat roof side extension
35 WOODLANDS AVENUE RUISLIP · premises record
Agent Mrs Neema Parmar · Officer Nicola Taplin
Approved
2020-06-24
More
Planning Application
Approved
2020-02-06
More
Planning Application
Single storey side/rear extension
37 WOODLANDS AVENUE RUISLIP · premises record
Officer Cris Lancaster
Approved
2019-02-06
More
Planning Application
Single storey front/side extension, involving demolition of existing attached garage
15 WOODLANDS AVENUE RUISLIP · premises record
Officer Mandeep Chaggar
Approved
2018-09-13
More
Planning Application
Single storey front/side/rear extension and conversion of garage to habitable use
37 WOODLANDS AVENUE RUISLIP · premises record
Officer Cris Lancaster
Refused
2018-03-23
More
Planning Application
Application for a non-material amendment to planning permission Ref: 1758/APP/2016/2638 dated 02/09/2016 to allow for amendments to fenestration on front elevation and conversion of garage to habitable use (First floor side extension and single storey rear infill extension)
7 WOODLANDS AVENUE RUISLIP · premises record
Agent Mrs Neema Parmar · Officer Hoda Sadri
Approved
2017-12-08
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 24 premises each one covers.
Designation
Coverage
Article 4 Direction Area
Residential extensions · reference A8177 · covers 24 of 24 premises. Some normally permitted changes may require planning permission.
Article 4 Direction Area
Residential extensions · reference A8177 · covers 24 of 24 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 30 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
Case officer on 9 applications
Case officer on 5 applications
Case officer on 3 applications
Case officer on 3 applications
Case officer on 2 applications
Case officer on 2 applications
Case officer on 2 applications
Agent on 2 applications
Agent on 1 application
Agent on 1 application
Show all 10 rows
Case officer on 9 applications
Case officer on 5 applications
Case officer on 3 applications
Case officer on 3 applications
Case officer on 2 applications
Case officer on 2 applications
Case officer on 2 applications
Development
What could it become?
Planning precedent46 applications and 46 mapped decisions in this postcode — precedent for what has been permitted and refused here.
Energy13 EPC records; ratings C: 2, D: 8, E: 3.
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.