Postcode record · Hillingdon
UB4 8AN.
UB4 8AN has 24 known premises and 26 planning records — 17 approved of 22 decided (77.3%). 14 EPC records.
Postcode UB4 8AN · boundary not held, centred on the postcodeApprovedRefusedOther26 on the map — every match
At a glance · this postcodeHillingdon profile →
24
Premises
known addresses (UPRNs)
26
Applications
22 decided
77.3%
Approval rate
17 approved · 5 refused
62 days
Median decision time
average 64 days · 26 dated decisions
14
EPC records
ratings C 5 · D 8 · E 1
26
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?
UB4 8AN has 24 known premises and 26 planning records — 17 approved of 22 decided (77.3%). 14 EPC records.
Premises (18 of 24 shown)
Name
Details
UPRN 100021424073
UPRN 100021424074
UPRN 100021424075
UPRN 100021424076
UPRN 100021424077
UPRN 100021424078
UPRN 100021424079
UPRN 100021424080
UPRN 100021424081
UPRN 100021424082
UPRN 100021424073
UPRN 100021424074
UPRN 100021424075
Show all 10 rows
UPRN 100021424076
UPRN 100021424077
UPRN 100021424078
UPRN 100021424079
UPRN 100021424080
UPRN 100021424081
UPRN 100021424082
Planning
What happened?
26 planning applications across the postcode; 17 approved of 22 decided (77.3%). Latest 26 shown.
Reference
Proposal · address
Type
Outcome
Date · distance
Conversion of roof space to habitable use to include hip to gable extension, rear dormer, 3 x front roof lights, gable end window (Application for a Lawful Development for a Proposed Development)
20 FROGMORE GARDENS HAYES MIDDLESEX UB4 8AN · premises record
Officer Analese Haynes
Planning Application
Approved
2026-01-19
Erection of single storey rear extension, following the demolition of the existing garage.
20 FROGMORE GARDENS HAYES MIDDLESEX UB4 8AN · premises record
Officer Sadmir Kabashi
Planning Application
Approved
2026-01-19
Conversion of roofspace to habitable use to include a rear dormer and conversion of roof from hip to gable end with a new gable end window (Application for a Certificate of Lawful Development for a Existing Development)
17 FROGMORE GARDENS HAYES MIDDLESEX UB4 8AN · premises record
Officer Naim Poptani
Planning Application
Approved
2019-06-24
Planning Application
Approved
2019-03-31
Planning Application
Approved
2019-02-22
Conversion of roofspace to habitable use to include a rear dormer and conversion of roof from hip to gable end with a new gable end window (Application for a Certificate of Lawful Development for a Existing Development)
17 FROGMORE GARDENS HAYES MIDDLESEX UB4 8AN · premises record
Officer Naim Poptani
Planning Application
Refused
2018-09-19
Single storey rear extension
15 FROGMORE GARDENS HAYES UB4 8AN · premises record
Officer Nicola Taplin
Planning Application
Approved
2017-06-16
Conversion of roof space 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)
2 FROGMORE GARDENS HAYES · premises record
Officer Naim Poptani
Planning Application
Approved
2016-03-03
Erection of a single storey rear extension, which would extend beyond the rear wall of the original house by 6 metres, for which the maximum height would be 3.8 metres, and for which the height of the eaves would be 2.66 metres
19 FROGMORE GARDENS HAYES UB4 8AN · premises record
Officer Nicola Taplin
Planning Application
Approved
2014-08-05
Single storey rear extension with 3 x rooflights, involving demolition of existing rear element and outhouse.
24 FROGMORE GARDENS HAYES · premises record
Officer Nicola Taplin
Planning Application
Approved
2011-07-04
Conversion of roof space to habitable use to include hip to gable extension, rear dormer, 3 x front roof lights, gable end window (Application for a Lawful Development for a Proposed Development)
20 FROGMORE GARDENS HAYES MIDDLESEX UB4 8AN · premises record
Officer Analese Haynes
Approved
2026-01-19
More
Planning Application
Erection of single storey rear extension, following the demolition of the existing garage.
20 FROGMORE GARDENS HAYES MIDDLESEX UB4 8AN · premises record
Officer Sadmir Kabashi
Approved
2026-01-19
More
Planning Application
Conversion of roofspace to habitable use to include a rear dormer and conversion of roof from hip to gable end with a new gable end window (Application for a Certificate of Lawful Development for a Existing Development)
17 FROGMORE GARDENS HAYES MIDDLESEX UB4 8AN · premises record
Officer Naim Poptani
Approved
2019-06-24
More
Planning Application
Show all 10 rows
Approved
2019-03-31
More
Planning Application
Approved
2019-02-22
More
Planning Application
Conversion of roofspace to habitable use to include a rear dormer and conversion of roof from hip to gable end with a new gable end window (Application for a Certificate of Lawful Development for a Existing Development)
17 FROGMORE GARDENS HAYES MIDDLESEX UB4 8AN · premises record
Officer Naim Poptani
Refused
2018-09-19
More
Planning Application
Single storey rear extension
15 FROGMORE GARDENS HAYES UB4 8AN · premises record
Officer Nicola Taplin
Approved
2017-06-16
More
Planning Application
Conversion of roof space 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)
2 FROGMORE GARDENS HAYES · premises record
Officer Naim Poptani
Approved
2016-03-03
More
Planning Application
Erection of a single storey rear extension, which would extend beyond the rear wall of the original house by 6 metres, for which the maximum height would be 3.8 metres, and for which the height of the eaves would be 2.66 metres
19 FROGMORE GARDENS HAYES UB4 8AN · premises record
Officer Nicola Taplin
Approved
2014-08-05
More
Planning Application
Single storey rear extension with 3 x rooflights, involving demolition of existing rear element and outhouse.
24 FROGMORE GARDENS HAYES · premises record
Officer Nicola Taplin
Approved
2011-07-04
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 26 applications in this postcode — the party who applied, not the owner or occupier.
Name
Details
Case officer on 4 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
Case officer on 1 application
Case officer on 1 application
Case officer on 1 application
Case officer on 1 application
Case officer on 4 applications
Case officer on 3 applications
Case officer on 3 applications
Show all 10 rows
Case officer on 2 applications
Case officer on 2 applications
Case officer on 2 applications
Case officer on 1 application
Case officer on 1 application
Case officer on 1 application
Case officer on 1 application
Development
What could it become?
Planning precedent26 applications and 26 mapped decisions in this postcode — precedent for what has been permitted and refused here.
Energy14 EPC records; ratings C: 5, D: 8, E: 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
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.