Postcode record · Hounslow
W4 2LB.
W4 2LB has 73 known premises and 90 planning records — 38 approved of 55 decided (69.1%). 39 EPC records.
Postcode W4 2LB · boundary not held, centred on the postcodeApprovedRefusedOther90 exact2 approximate92 on the map — every match
At a glance · this postcodeHounslow profile →
73
Premises
known addresses (UPRNs)
90
Applications
55 decided
69.1%
Approval rate
38 approved · 17 refused
39
EPC records
ratings C 9 · D 21 · E 7 · F 1 · G 1
92
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?
W4 2LB has 73 known premises and 90 planning records — 38 approved of 55 decided (69.1%). 39 EPC records.
Premises (18 of 73 shown)
Name
Details
UPRN 100021582327
UPRN 100021582329
UPRN 100021582330
UPRN 100021582331
UPRN 100021582332
UPRN 100021582333
UPRN 100021582334
UPRN 100021582335
UPRN 100021582336
UPRN 100021582337
UPRN 100021582327
UPRN 100021582329
UPRN 100021582330
Show all 10 rows
UPRN 100021582331
UPRN 100021582332
UPRN 100021582333
UPRN 100021582334
UPRN 100021582335
UPRN 100021582336
UPRN 100021582337
Planning
What happened?
90 planning applications across the postcode; 38 approved of 55 decided (69.1%). Latest 30 shown.
Reference
Proposal · address
Type
Outcome
Date · distance
Erection of a part side infill and rear extension to the ground floor flat.
26 Cornwall Grove, Chiswick, London, W4 2LB · premises record
Applicant Georgia White · Officer Lucia Orsi
PF-Full Applications
Refused
2026-03-31
Erection of a single storey rear extension to the ground floor flat.
Flat Ground Floor, 28 Cornwall Grove, Chiswick, London, W4 2LB · premises record
Applicant Mr Peter Kien Cuong Nguyen · Officer Daniel Hughes
PF-Full Applications
Approved
2026-02-16
Erection of a rear infill extension. Installation of new windows to the rear elevation and main roof.
5 Cornwall Grove, Chiswick, London, W4 2LB · premises record
Applicant Mr Geo Wilkins · Officer Lucia Orsi
Householder Applications
Approved
2026-02-13
Erection of a single storey rear and infill extension following the demolition of the existing rear and infill extension to the house
17 Cornwall Grove, Chiswick, London, W4 2LB · premises record
Applicant Constable · Officer Lucia Orsi
Householder Applications
Approved
2026-01-07
Erection of a rear roof extension with two front roof windows to the flat
First Floor Flat, 25 Cornwall Grove, Chiswick, London, W4 2LB · premises record
Applicant Mr CHRIS HATTON · Officer Louise Oppe
PF-Full Applications
Approved
2025-06-12
Side infill extension to the existing rear roof dormer extension and second floor rear outrigger extension, and replacement of the three existing front roof lights with two front roof lights to the first and second floor flat.
1A CORNWALL GROVE, CHISWICK, W4 2LB · premises record
Applicant Ms Christiane Kerr · Officer Daniel Hughes
PF-Full Applications
Refused
2024-03-15
Certificate of Lawfulness for the proposed erection of a rear roof and outrigger roof extension with two front roof windows
11 CORNWALL GROVE, CHISWICK, W4 2LB · premises record
Applicant Mr & Mrs Bobby & Alice Jackson and Levison · Officer Louise Oppe
Lawful Use Certificate
Not required
2023-10-27
Erection of a rear roof dormer infill extension, second floor rear outrigger extension and second floor rear terrace with a screening balustrade and replacement of three existing front roof lights with one replacement front roof light to the first and second floor flat.
1A CORNWALL GROVE, CHISWICK, W4 2LB · premises record
Applicant Ms Christiane Kerr · Officer Daniel Hughes
PF-Full Applications
Refused
2023-10-11
Certificate of Lawfulness for the proposed erection of a rear roof dormer and two storey rear outrigger roof extension.
23 CORNWALL GROVE, CHISWICK, LONDON, W4 2LB · premises record
Applicant Mr & Mrs Rishi & Fran Pabari · Officer Daniel Hughes
Lawful Use Certificate
Not required
2023-05-30
Erection of a single storey rear infill and rear extension to the house.
23 CORNWALL GROVE, CHISWICK, LONDON, W4 2LB · premises record
Applicant Mr & Mrs Rishi & Fran Pabari · Officer Daniel Hughes
Householder Applications
Approved
2023-05-30
Erection of a part side infill and rear extension to the ground floor flat.
26 Cornwall Grove, Chiswick, London, W4 2LB · premises record
Applicant Georgia White · Officer Lucia Orsi
Refused
2026-03-31
More
PF-Full Applications
Erection of a single storey rear extension to the ground floor flat.
Flat Ground Floor, 28 Cornwall Grove, Chiswick, London, W4 2LB · premises record
Applicant Mr Peter Kien Cuong Nguyen · Officer Daniel Hughes
Approved
2026-02-16
More
PF-Full Applications
Erection of a rear infill extension. Installation of new windows to the rear elevation and main roof.
5 Cornwall Grove, Chiswick, London, W4 2LB · premises record
Applicant Mr Geo Wilkins · Officer Lucia Orsi
Approved
2026-02-13
More
Householder Applications
Show all 10 rows
Erection of a single storey rear and infill extension following the demolition of the existing rear and infill extension to the house
17 Cornwall Grove, Chiswick, London, W4 2LB · premises record
Applicant Constable · Officer Lucia Orsi
Approved
2026-01-07
More
Householder Applications
Erection of a rear roof extension with two front roof windows to the flat
First Floor Flat, 25 Cornwall Grove, Chiswick, London, W4 2LB · premises record
Applicant Mr CHRIS HATTON · Officer Louise Oppe
Approved
2025-06-12
More
PF-Full Applications
Side infill extension to the existing rear roof dormer extension and second floor rear outrigger extension, and replacement of the three existing front roof lights with two front roof lights to the first and second floor flat.
1A CORNWALL GROVE, CHISWICK, W4 2LB · premises record
Applicant Ms Christiane Kerr · Officer Daniel Hughes
Refused
2024-03-15
More
PF-Full Applications
Certificate of Lawfulness for the proposed erection of a rear roof and outrigger roof extension with two front roof windows
11 CORNWALL GROVE, CHISWICK, W4 2LB · premises record
Applicant Mr & Mrs Bobby & Alice Jackson and Levison · Officer Louise Oppe
Not required
2023-10-27
More
Lawful Use Certificate
Erection of a rear roof dormer infill extension, second floor rear outrigger extension and second floor rear terrace with a screening balustrade and replacement of three existing front roof lights with one replacement front roof light to the first and second floor flat.
1A CORNWALL GROVE, CHISWICK, W4 2LB · premises record
Applicant Ms Christiane Kerr · Officer Daniel Hughes
Refused
2023-10-11
More
PF-Full Applications
Certificate of Lawfulness for the proposed erection of a rear roof dormer and two storey rear outrigger roof extension.
23 CORNWALL GROVE, CHISWICK, LONDON, W4 2LB · premises record
Applicant Mr & Mrs Rishi & Fran Pabari · Officer Daniel Hughes
Not required
2023-05-30
More
Lawful Use Certificate
Erection of a single storey rear infill and rear extension to the house.
23 CORNWALL GROVE, CHISWICK, LONDON, W4 2LB · premises record
Applicant Mr & Mrs Rishi & Fran Pabari · Officer Daniel Hughes
Approved
2023-05-30
More
Householder Applications
Building control
Building-control records are not yet collected for Hounslow — 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 73 premises each one covers.
Designation
Coverage
Article 4 Direction Area
Dwellinghouses (C3) to small HMOs (C4) - borough-wide Article 4 Direction · reference A4D.2 · covers 73 of 73 premises. Some normally permitted changes may require planning permission.
Article 4 Direction Area
Dwellinghouses (C3) to small HMOs (C4) - borough-wide Article 4 Direction · reference A4D.2 · covers 73 of 73 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
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 1 application
Applicant on 1 application
Applicant on 1 application
Applicant on 2 applications
Applicant on 2 applications
Applicant on 2 applications
Show all 10 rows
Applicant on 1 application
Applicant on 1 application
Applicant on 1 application
Applicant on 1 application
Applicant on 1 application
Applicant on 1 application
Applicant on 1 application
Development
What could it become?
Planning precedent90 applications and 92 mapped decisions in this postcode — precedent for what has been permitted and refused here.
Energy39 EPC records; ratings C: 9, D: 21, E: 7, F: 1, G: 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.
10 intent signals recorded in this postcode
Repeat sale · EPC F/G · Long hold
Subscribe to see the signals →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.