Postcode record · Hillingdon
UB4 8NN.
UB4 8NN has 55 known premises and 30 planning records — 22 approved of 25 decided (88%). 32 EPC records.
Postcode UB4 8NN · boundary not held, centred on the postcodeApprovedRefusedOther30 exact30 on the map — every match
At a glance · this postcodeHillingdon profile →
55
Premises
known addresses (UPRNs)
30
Applications
25 decided
88%
Approval rate
22 approved · 3 refused
32
EPC records
ratings B 1 · C 5 · D 23 · E 3
30
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 8NN has 55 known premises and 30 planning records — 22 approved of 25 decided (88%). 32 EPC records.
Premises (18 of 55 shown)
Name
Details
UPRN 10022797602
UPRN 10022800710
UPRN 10022800711
UPRN 100021425198
UPRN 100021425200
UPRN 100021425201
UPRN 100021425202
UPRN 100021425203
UPRN 100021425204
UPRN 100021425205
UPRN 10022797602
UPRN 10022800710
UPRN 10022800711
Show all 10 rows
UPRN 100021425198
UPRN 100021425200
UPRN 100021425201
UPRN 100021425202
UPRN 100021425203
UPRN 100021425204
UPRN 100021425205
Planning
What happened?
30 planning applications across the postcode; 22 approved of 25 decided (88%). Latest 30 shown.
Reference
Proposal · address
Type
Outcome
Date · distance
Erection of a single storey rear extension.
100 GROSVENOR AVENUE HAYES · premises record
Agent Mr Amrik Singh Engineers Associates · Officer Sadmir Kabashi
Planning Application
Other
2026-05-11
Erection of a part single storey, part two storey extension to the rear
59 GROSVENOR AVENUE HAYES · premises record
Officer Wai Hing Tse
Planning Application
Approved
2026-03-05
Erection of part single part double storey rear extension
59 GROSVENOR AVENUE HAYES · premises record
Officer Wai Hing Tse
Planning Application
Approved
2025-12-22
Erection of single storey rear extension and an outbuilding to rear garden
74 GROSVENOR AVENUE HAYES UB4 8NN · premises record
Officer Nicola Taplin
Planning Application
Approved
2025-10-09
Erection of an outbuilding to rear garden (Application for a Certificate of Lawful Development for a Proposed Development)
57 GROSVENOR AVENUE HAYES · premises record
Officer Samuel Patten
Planning Application
Approved
2023-11-10
Conversion of roof space to habitable use to include a rear dormer with 3 front roof lights and conversion of roof from hip to gable end with removal of chimney stacks. (Application for a Certificate of Lawful Development for a Proposed Development)
57 GROSVENOR AVENUE HAYES · premises record
Officer Becky Smith
Planning Application
Approved
2023-06-26
Erection of an outbuilding to rear garden
57 GROSVENOR AVENUE HAYES · premises record
Agent Mr Fayyaz Uppal · Officer Rebekah McCullough
Planning Application
Withdrawn
2023-06-26
Conversion of roof space to habitable use to include rear dormer, three front roof lights and conversion from hip to gable end. Erection of a single storey detached outbuilding.
57 GROSVENOR AVENUE HAYES · premises record
Officer Rebekah McCullough
Planning Application
Withdrawn
2022-12-12
Erection of a first floor rear extension
57 GROSVENOR AVENUE HAYES · premises record
Officer Zara Raza
Planning Application
Approved
2022-06-01
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 3.25 metres and for which the height of the eaves would be 3 metres
83 GROSVENOR AVENUE HAYES · premises record
Officer Kelly Sweeney
Planning Application
Approved
2021-01-22
Erection of a single storey rear extension.
100 GROSVENOR AVENUE HAYES · premises record
Agent Mr Amrik Singh Engineers Associates · Officer Sadmir Kabashi
Other
2026-05-11
More
Planning Application
Erection of a part single storey, part two storey extension to the rear
59 GROSVENOR AVENUE HAYES · premises record
Officer Wai Hing Tse
Approved
2026-03-05
More
Planning Application
Erection of part single part double storey rear extension
59 GROSVENOR AVENUE HAYES · premises record
Officer Wai Hing Tse
Approved
2025-12-22
More
Planning Application
Show all 10 rows
Erection of single storey rear extension and an outbuilding to rear garden
74 GROSVENOR AVENUE HAYES UB4 8NN · premises record
Officer Nicola Taplin
Approved
2025-10-09
More
Planning Application
Erection of an outbuilding to rear garden (Application for a Certificate of Lawful Development for a Proposed Development)
57 GROSVENOR AVENUE HAYES · premises record
Officer Samuel Patten
Approved
2023-11-10
More
Planning Application
Conversion of roof space to habitable use to include a rear dormer with 3 front roof lights and conversion of roof from hip to gable end with removal of chimney stacks. (Application for a Certificate of Lawful Development for a Proposed Development)
57 GROSVENOR AVENUE HAYES · premises record
Officer Becky Smith
Approved
2023-06-26
More
Planning Application
Erection of an outbuilding to rear garden
57 GROSVENOR AVENUE HAYES · premises record
Agent Mr Fayyaz Uppal · Officer Rebekah McCullough
Withdrawn
2023-06-26
More
Planning Application
Conversion of roof space to habitable use to include rear dormer, three front roof lights and conversion from hip to gable end. Erection of a single storey detached outbuilding.
57 GROSVENOR AVENUE HAYES · premises record
Officer Rebekah McCullough
Withdrawn
2022-12-12
More
Planning Application
Erection of a first floor rear extension
57 GROSVENOR AVENUE HAYES · premises record
Officer Zara Raza
Approved
2022-06-01
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 3.25 metres and for which the height of the eaves would be 3 metres
83 GROSVENOR AVENUE HAYES · premises record
Officer Kelly Sweeney
Approved
2021-01-22
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 55 premises each one covers.
Designation
Coverage
Article 4 Direction Area
Residential extensions · reference A8177 · covers 55 of 55 premises. Some normally permitted changes may require planning permission.
Article 4 Direction Area
Residential extensions · reference A8177 · covers 55 of 55 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 1 application
Agent on 1 application
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 2 applications
Case officer on 1 application
Case officer on 1 application
Agent on 1 application
Agent on 1 application
Case officer on 3 applications
Show all 10 rows
Case officer on 3 applications
Case officer on 2 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
Development
What could it become?
Planning precedent30 applications and 30 mapped decisions in this postcode — precedent for what has been permitted and refused here.
Energy32 EPC records; ratings B: 1, C: 5, D: 23, 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.