Postcode record · Ealing
W4 1BJ.
W4 1BJ has 15 known premises and 24 planning records — 20 approved of 24 decided (83.3%). 6 EPC records.
No OS boundary is held for this postcode yet, so no shape is drawn.
At a glance · this postcodeEaling profile →
15
Premises
known addresses (UPRNs)
24
Applications
24 decided
83.3%
Approval rate
20 approved · 3 refused
6
EPC records
ratings C 2 · D 3 · E 1
0
Mapped applications
shape not available
Postcode unit boundary from Ordnance Survey; premises and applications inside it. Aggregates describe the area, not any single premises.
Property
What is it?
W4 1BJ has 15 known premises and 24 planning records — 20 approved of 24 decided (83.3%). 6 EPC records.
Premises
Name
Details
UPRN 12098781
UPRN 12099194
UPRN 12099195
UPRN 12099196
UPRN 12099197
UPRN 12099198
UPRN 12099199
UPRN 12099200
UPRN 12099201
UPRN 12099202
UPRN 12098781
UPRN 12099194
UPRN 12099195
Show all 10 rows
UPRN 12099196
UPRN 12099197
UPRN 12099198
UPRN 12099199
UPRN 12099200
UPRN 12099201
UPRN 12099202
Planning
What happened?
24 planning applications across the postcode; 20 approved of 24 decided (83.3%). Latest 24 shown.
Reference
Proposal · address
Type
Outcome
Date · distance
Rear roof extension incorporating Juliet balcony; alterations to existing ground floor rear extension involving roof replacement with flat roof and rooflights
6 Bayham Road Chiswick W4 1BJ · premises record
Householder
Approved
2025-06-16
Single storey rear extension (following demolition of existing rear extension)
10 Bayham Road Chiswick W4 1BJ · premises record
Householder
Approved
2025-05-13
Rear roof extension (following demolition of existing) and single storey rear garden outbuilding (Lawful Development Certificate for a Proposed Development)
10 Bayham Road Chiswick W4 1BJ · premises record
Certificate of Lawfulness - Proposed
Approved
2025-05-12
Single storey side/rear extension (following demolition of existing single storey outrigger)
15 Bayham Road Chiswick W4 1BJ · premises record
Householder
Approved
2025-01-20
Rear roof extension incorporating Juliet balcony; installation of three rooflights to front roofslope and removal of two chimneys (Lawful Development Certificate for a Proposed Development)
15 Bayham Road Chiswick W4 1BJ · premises record
Certificate of Lawfulness - Proposed
Approved
2025-01-20
Construction of an extension to existing outbuilding (Lawful Development Certificate for Proposed Development)
4 Bayham Road Chiswick W4 1BJ · premises record
Applicant Ms Kylie Flynn · Officer Pinderpal Rathor
Certificate of Lawfulness - Proposed
Approved
2024-12-16
Construction of an extension to existing outbuilding (Lawful Development Certificate for Proposed Development)
4 Bayham Road Chiswick W4 1BJ · premises record
Applicant Ms Kylie Flynn · Officer Yik Shing Tai
Certificate of Lawfulness - Proposed
Approved
2024-07-22
Application for non-material amendment to planning permission reference 200273HH dated 30.03.2020 for 'Single storey rear extension and single storey detached garden outbuilding for domestic use (following demolition of existing additions and outbuilding)'. Amendment seeks for correction of boundary to straight line for rear of house
4 Bayham Road Chiswick W4 1BJ · premises record
Applicant Ms Kylie Flynn · Officer Sophie Hennessy
Non-Material Amendment
Withdrawn
2024-07-21
Single storey rear extension and single storey detached garden outbuilding for domestic use (following demolition of existing additions and outbuilding)
4 Bayham Road Chiswick London W4 1BJ · premises record
Applicant Ms B Knill · Agent Arc8 Projects Ltd.
Householder
Approved
2020-01-23
Rear roof extension incorporating a Juliet balcony, and installation of two roof lights to front roof slope (Lawful Development Certificate for a Proposed Development)
4 Bayham Road Chiswick London W4 1BJ · premises record
Applicant Ms B Knill · Agent Arc8 Projects Ltd.
Certificate of Lawfulness - Proposed
Approved
2019-12-12
Rear roof extension incorporating Juliet balcony; alterations to existing ground floor rear extension involving roof replacement with flat roof and rooflights
6 Bayham Road Chiswick W4 1BJ · premises record
Approved
2025-06-16
More
Householder
Single storey rear extension (following demolition of existing rear extension)
10 Bayham Road Chiswick W4 1BJ · premises record
Approved
2025-05-13
More
Householder
Rear roof extension (following demolition of existing) and single storey rear garden outbuilding (Lawful Development Certificate for a Proposed Development)
10 Bayham Road Chiswick W4 1BJ · premises record
Approved
2025-05-12
More
Certificate of Lawfulness - Proposed
Show all 10 rows
Single storey side/rear extension (following demolition of existing single storey outrigger)
15 Bayham Road Chiswick W4 1BJ · premises record
Approved
2025-01-20
More
Householder
Rear roof extension incorporating Juliet balcony; installation of three rooflights to front roofslope and removal of two chimneys (Lawful Development Certificate for a Proposed Development)
15 Bayham Road Chiswick W4 1BJ · premises record
Approved
2025-01-20
More
Certificate of Lawfulness - Proposed
Construction of an extension to existing outbuilding (Lawful Development Certificate for Proposed Development)
4 Bayham Road Chiswick W4 1BJ · premises record
Applicant Ms Kylie Flynn · Officer Pinderpal Rathor
Approved
2024-12-16
More
Certificate of Lawfulness - Proposed
Construction of an extension to existing outbuilding (Lawful Development Certificate for Proposed Development)
4 Bayham Road Chiswick W4 1BJ · premises record
Applicant Ms Kylie Flynn · Officer Yik Shing Tai
Approved
2024-07-22
More
Certificate of Lawfulness - Proposed
Application for non-material amendment to planning permission reference 200273HH dated 30.03.2020 for 'Single storey rear extension and single storey detached garden outbuilding for domestic use (following demolition of existing additions and outbuilding)'. Amendment seeks for correction of boundary to straight line for rear of house
4 Bayham Road Chiswick W4 1BJ · premises record
Applicant Ms Kylie Flynn · Officer Sophie Hennessy
Withdrawn
2024-07-21
More
Non-Material Amendment
Single storey rear extension and single storey detached garden outbuilding for domestic use (following demolition of existing additions and outbuilding)
4 Bayham Road Chiswick London W4 1BJ · premises record
Applicant Ms B Knill · Agent Arc8 Projects Ltd.
Approved
2020-01-23
More
Householder
Rear roof extension incorporating a Juliet balcony, and installation of two roof lights to front roof slope (Lawful Development Certificate for a Proposed Development)
4 Bayham Road Chiswick London W4 1BJ · premises record
Applicant Ms B Knill · Agent Arc8 Projects Ltd.
Approved
2019-12-12
More
Certificate of Lawfulness - Proposed
Building control
Building-control applications and notices in this postcode, from the council register.
Name
Details
Ground floor kitchen extension, reconfiguration of first floor layout and loft extension to the second floor at the existing dwelling.
Install a flue liner Install a gas fire
Install a gas-fired boiler Install an unvented hot water storage vessel
Install a gas-fired boiler
Install a gas-fired boiler
Install a replacement consumer unit
Install a gas-fired boiler
Single storey rear extension, associated internal alterations including formation of GF bathroom, relocation of stairs, loft conversion
Install a gas-fired boiler
Install a hot water system with vented hot water storage
Ground floor kitchen extension, reconfiguration of first floor layout and loft extension to the second floor at the existing dwelling.
Install a flue liner Install a gas fire
Install a gas-fired boiler Install an unvented hot water storage vessel
Show all 10 rows
Install a gas-fired boiler
Install a gas-fired boiler
Install a replacement consumer unit
Install a gas-fired boiler
Single storey rear extension, associated internal alterations including formation of GF bathroom, relocation of stairs, loft conversion
Install a gas-fired boiler
Install a hot water system with vented hot water storage
Place
What affects it?
Designations are shown per premises today (open any premises above); the postcode-level designation summary is built with the borough entity run. Use the map's designations filter to see them over the postcode now.
People
Who is involved?
Named on the latest 24 applications in this postcode — the party who applied, not the owner or occupier.
Name
Details
Applicant on 4 applications
Applicant on 3 applications
Applicant on 3 applications
Applicant on 2 applications
Applicant on 2 applications
Applicant on 2 applications
Applicant on 1 application
Applicant on 1 application
Applicant on 1 application
Applicant on 1 application
Applicant on 4 applications
Applicant on 3 applications
Applicant on 3 applications
Show all 10 rows
Applicant on 2 applications
Applicant on 2 applications
Applicant on 2 applications
Applicant on 1 application
Applicant on 1 application
Applicant on 1 application
Applicant on 1 application
Development
What could it become?
Planning precedent24 applications and 0 mapped decisions in this postcode — precedent for what has been permitted and refused here.
Energy6 EPC records; ratings C: 2, D: 3, 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 Pro
Ownership, finance and market signals recorded at addresses in this postcode — each with date and source. Signals are evidence of change, not a prediction.
Planning records: canonical stage2. EPC: EPC register. Premises: OS AddressBase / UPRN.