Postcode record · Hounslow
TW4 6AH.
TW4 6AH has 52 known premises and 72 planning records — 20 approved of 45 decided (44.4%). 22 EPC records.
Postcode TW4 6AH · boundary not held, centred on the postcodeApprovedRefusedOther72 exact1 approximate73 on the map — every match
At a glance · this postcodeHounslow profile →
52
Premises
known addresses (UPRNs)
72
Applications
45 decided
44.4%
Approval rate
20 approved · 25 refused
22
EPC records
ratings B 1 · C 5 · D 16
73
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?
TW4 6AH has 52 known premises and 72 planning records — 20 approved of 45 decided (44.4%). 22 EPC records.
Premises (18 of 52 shown)
Name
Details
UPRN 10001271965
UPRN 10090801204
UPRN 10091068754
UPRN 10093258984
UPRN 100021542928
UPRN 100021542929
UPRN 100021542930
UPRN 100021542931
UPRN 100021542932
UPRN 100021542933
UPRN 10001271965
UPRN 10090801204
UPRN 10091068754
Show all 10 rows
UPRN 10093258984
UPRN 100021542928
UPRN 100021542929
UPRN 100021542930
UPRN 100021542931
UPRN 100021542932
UPRN 100021542933
Planning
What happened?
72 planning applications across the postcode; 20 approved of 45 decided (44.4%). Latest 30 shown.
Reference
Proposal · address
Type
Outcome
Date · distance
Erection of rear roof extension with two front roof windows, and a two storey side and single storey rear extension to the house. Following the demolition of the garage.
18 Cardington Square, Hounslow,TW4 6AH · premises record
Applicant Mrs Asharenu Singh · Officer Rory Moores
Householder Applications
Registered
2026-05-11
Certificate of lawfulness for proposed hip-to-gable conversion and rear roof extension with two front roof windows. Erection of outbuilding in rear garden for use as garden storage, office and gym.
16 Cardington Square,Hounslow,TW4 6AH · premises record
Applicant Mrs Asharenu Singh · Officer Rory Moores
Lawful Development Certificate (Proposed)
Approved
2026-03-02
Ground floor rear extension 6.00 metres deep, maximum height 3.00 metres, 2.85 metres high to the eaves.
16 Cardington Square,Hounslow,TW4 6AH · premises record
Applicant Mrs Asharenu Singh · Officer Rory Moores
Prior Approval Larger Home Extension
Not required
2026-03-02
Certificate of lawfulness for the proposed erection of a rear roof extension with hip to gable conversion and front roof windows.
18 Cardington Square,Hounslow,TW4 6AH · premises record
Applicant Mrs Asharenu Singh · Officer Rory Moores
Lawful Development Certificate (Proposed)
Approved
2026-03-02
Ground floor rear extension 6.00 metres deep, maximum height 3.00 metres, 2.85 metres high to the eaves.
18 Cardington Square,Hounslow,TW4 6AH · premises record
Applicant Mrs Asharenu Singh · Officer Rory Moores
Prior Approval Larger Home Extension
Not required
2026-03-02
Erection of a hip to gable conversion and rear roof extension, and erection of a two storey side extension, following the demolition of rear shed.
26 Cardington Square, Hounslow,TW4 6AH · premises record
Applicant Mr Awais Qarni · Officer Masih Khairoldin
Householder Applications
Refused
2025-02-20
Ground floor rear extension 6.00 metres deep, maximum height of 3.00 metres, 3.00 metres high to the eaves
19 Cardington Square,Hounslow,TW4 6AH · premises record
Prior Approval Larger Home Extension
Approved
2025-02-08
Certificate of Lawfulness for the proposed erection of a rear roof extension with hip to gable conversion and front roof windows to the house.
26 Cardington Square,Hounslow,TW4 6AH · premises record
Applicant Mr Awais Qarni · Officer Masih Khairoldin
Lawful Development Certificate (Proposed)
Approved
2024-09-28
Certificate of lawfulness for the proposed erection of a single storey outbuilding in the rear garden.
33 CARDINGTON SQUARE, HOUNSLOW, TW4 6AH · premises record
Applicant Mr and Mrs J and V Singh Joshi · Officer Masih Khairoldin
Lawful Development Certificate (Proposed)
Approved
2024-04-05
Erection of a detached outbuilding at the rear of the garden
16 CARDINGTON SQUARE, HOUNSLOW, TW4 6AH · premises record
Applicant R SINGH · Officer Rory Moores
Householder Applications
Refused
2024-01-26
Erection of rear roof extension with two front roof windows, and a two storey side and single storey rear extension to the house. Following the demolition of the garage.
18 Cardington Square, Hounslow,TW4 6AH · premises record
Applicant Mrs Asharenu Singh · Officer Rory Moores
Registered
2026-05-11
More
Householder Applications
Certificate of lawfulness for proposed hip-to-gable conversion and rear roof extension with two front roof windows. Erection of outbuilding in rear garden for use as garden storage, office and gym.
16 Cardington Square,Hounslow,TW4 6AH · premises record
Applicant Mrs Asharenu Singh · Officer Rory Moores
Approved
2026-03-02
More
Lawful Development Certificate (Proposed)
Ground floor rear extension 6.00 metres deep, maximum height 3.00 metres, 2.85 metres high to the eaves.
16 Cardington Square,Hounslow,TW4 6AH · premises record
Applicant Mrs Asharenu Singh · Officer Rory Moores
Not required
2026-03-02
More
Prior Approval Larger Home Extension
Show all 10 rows
Certificate of lawfulness for the proposed erection of a rear roof extension with hip to gable conversion and front roof windows.
18 Cardington Square,Hounslow,TW4 6AH · premises record
Applicant Mrs Asharenu Singh · Officer Rory Moores
Approved
2026-03-02
More
Lawful Development Certificate (Proposed)
Ground floor rear extension 6.00 metres deep, maximum height 3.00 metres, 2.85 metres high to the eaves.
18 Cardington Square,Hounslow,TW4 6AH · premises record
Applicant Mrs Asharenu Singh · Officer Rory Moores
Not required
2026-03-02
More
Prior Approval Larger Home Extension
Erection of a hip to gable conversion and rear roof extension, and erection of a two storey side extension, following the demolition of rear shed.
26 Cardington Square, Hounslow,TW4 6AH · premises record
Applicant Mr Awais Qarni · Officer Masih Khairoldin
Refused
2025-02-20
More
Householder Applications
Ground floor rear extension 6.00 metres deep, maximum height of 3.00 metres, 3.00 metres high to the eaves
19 Cardington Square,Hounslow,TW4 6AH · premises record
Approved
2025-02-08
More
Prior Approval Larger Home Extension
Certificate of Lawfulness for the proposed erection of a rear roof extension with hip to gable conversion and front roof windows to the house.
26 Cardington Square,Hounslow,TW4 6AH · premises record
Applicant Mr Awais Qarni · Officer Masih Khairoldin
Approved
2024-09-28
More
Lawful Development Certificate (Proposed)
Certificate of lawfulness for the proposed erection of a single storey outbuilding in the rear garden.
33 CARDINGTON SQUARE, HOUNSLOW, TW4 6AH · premises record
Applicant Mr and Mrs J and V Singh Joshi · Officer Masih Khairoldin
Approved
2024-04-05
More
Lawful Development Certificate (Proposed)
Erection of a detached outbuilding at the rear of the garden
16 CARDINGTON SQUARE, HOUNSLOW, TW4 6AH · premises record
Applicant R SINGH · Officer Rory Moores
Refused
2024-01-26
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 52 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 52 of 52 premises. Some normally permitted changes may require planning permission.
Archaeological Priority Area
Summary and Definition The Archaeological Priority Area follows the projected line of the London to Silchester Roman road as it travels through the Borough of Hounslow. This is one of the major Roman roads radiating out west f · reference 220942 · covers 13 of 52 premises. Groundworks may require archaeological assessment or investigation.
Article 4 Direction Area
Dwellinghouses (C3) to small HMOs (C4) - borough-wide Article 4 Direction · reference A4D.2 · covers 52 of 52 premises. Some normally permitted changes may require planning permission.
Archaeological Priority Area
Summary and Definition The Archaeological Priority Area follows the projected line of the London to Silchester Roman road as it travels through the Borough of Hounslow. This is one of the major Roman roads radiating out west f · reference 220942 · covers 13 of 52 premises. Groundworks may require archaeological assessment or investigation.
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 5 applications
Applicant on 3 applications
Applicant on 2 applications
Applicant on 2 applications
Applicant on 1 application
Applicant on 1 application
Applicant on 1 application
Case officer on 7 applications
Case officer on 5 applications
Case officer on 4 applications
Applicant on 5 applications
Applicant on 3 applications
Applicant on 2 applications
Show all 10 rows
Applicant on 2 applications
Applicant on 1 application
Applicant on 1 application
Applicant on 1 application
Case officer on 7 applications
Case officer on 5 applications
Case officer on 4 applications
Development
What could it become?
Planning precedent72 applications and 73 mapped decisions in this postcode — precedent for what has been permitted and refused here.
Energy22 EPC records; ratings B: 1, C: 5, D: 16.
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
The Developer PlanOwnership, finance and market signals recorded at addresses in this postcode — each with date and source. Signals are evidence of change, not a prediction.
6 intent signals recorded in this postcode
Appeal dismissed · 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.