Postcode record · Hounslow
TW3 3SL.
TW3 3SL has 27 known premises and 18 planning records — 6 approved of 9 decided (66.7%). 6 EPC records.
Postcode TW3 3SL · boundary not held, centred on the postcodeApprovedRefusedOther18 exact18 on the map — every match
At a glance · this postcodeHounslow profile →
27
Premises
known addresses (UPRNs)
18
Applications
9 decided
66.7%
Approval rate
6 approved · 3 refused
6
EPC records
ratings D 6
18
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?
TW3 3SL has 27 known premises and 18 planning records — 6 approved of 9 decided (66.7%). 6 EPC records.
Premises (18 of 27 shown)
Name
Details
UPRN 10014073937
UPRN 10014073938
UPRN 10014073939
UPRN 10014073940
UPRN 10014073941
UPRN 10014073942
UPRN 10014073943
UPRN 10025291304
UPRN 10093256801
UPRN 10093256802
UPRN 10014073937
UPRN 10014073938
UPRN 10014073939
Show all 10 rows
UPRN 10014073940
UPRN 10014073941
UPRN 10014073942
UPRN 10014073943
UPRN 10025291304
UPRN 10093256801
UPRN 10093256802
Planning
What happened?
18 planning applications across the postcode; 6 approved of 9 decided (66.7%). Latest 18 shown.
Reference
Proposal · address
Type
Outcome
Date · distance
Change of use from C3 (Residential) to a House in Multiple Occupation (HMO) up to 5 persons and erection of a front porch to the house.
17 St Heliers Avenue,Hounslow,TW3 3SL · premises record
Applicant Mr Bansdeep Dhillon · Officer Ahmed Ali
PF-Full Applications
Refused
2024-10-02
Erection of a front porch to the house.
15 St Heliers Avenue, Hounslow, TW3 3SL · premises record
Applicant Mr Abdul Mujahid · Officer Masih Khairoldin
Householder Applications
Approved
2024-08-28
Ground floor rear extension 6.00 metres deep, maximum height of 3.20 metres, 3.00 metres high to the eaves
17 St Heliers Avenue,Hounslow,TW3 3SL · premises record
Applicant Mr Bansdeep Dhillon · Officer Ahmed Ali
Prior Approval Larger Home Extension
Not required
2024-07-26
Ground floor rear extension 6.00 metres deep, maximum height 3.20 metres, 3.00 metres high to the eaves
17 St Heliers Avenue,Hounslow,TW3 3SL · premises record
Applicant Mr Bansdeep Dhillon · Officer Ahmed Ali
Prior Approval Larger Home Extension
Approved
2024-06-11
Erection of front and rear roof extensions with a hip to gable conversion to the house
17 St Heliers Avenue,Hounslow,TW3 3SL · premises record
Applicant Mr Bansdeep Dhillon · Officer Masih Khairoldin
Lawful Development Certificate (Proposed)
Approved
2024-05-23
Ground floor rear extension 6.0 metres deep, maximum height of 3.4 metres, 3.0 metres high to the eaves
15 ST HELIERS AVENUE, HOUNSLOW, TW3 3SL · premises record
Applicant Mr Abdul Mujahid · Officer Shalini Datta
Prior Approval Householder
Not required
2023-12-14
Certificate of Lawfulness for erection of a six-metre deep single storey rear extension to the house no later than 30 May 2019
19 ST HELIERS AVENUE, HOUNSLOW, TW3 3SL · premises record
Applicant Mr Kanapathipillai Vallipuranathan · Officer zzzAdam Mitchell
Lawful Use Certificate
Not required
2019-03-05
Ground floor rear extension 6m deep, 3m high to the eaves with the maximum height of 3.380m.
19 ST HELIERS AVENUE, HOUNSLOW, TW3 3SL · premises record
Applicant Mr Kanapathipillai Vallipuranathan · Officer zzzAdam Mitchell
Prior Approval Householder
Not required
2019-02-18
Conversion of house into two self-contained units.
3 ST HELIERS AVENUE, HOUNSLOW, TW3 3SL · premises record
Applicant Mr Z Raja Iqbal · Officer zzzKieran.McCallum
PF-Full Applications
Refused
2016-07-25
Erection of a single storey rear extension and a front porch to the house
17 ST HELIERS AVENUE, HOUNSLOW, LONDON, TW3 3SL · premises record
Applicant Mr M Naseem · Officer Rupinder Dhoot
Householder Applications
Approved
2015-09-08
Change of use from C3 (Residential) to a House in Multiple Occupation (HMO) up to 5 persons and erection of a front porch to the house.
17 St Heliers Avenue,Hounslow,TW3 3SL · premises record
Applicant Mr Bansdeep Dhillon · Officer Ahmed Ali
Refused
2024-10-02
More
PF-Full Applications
Erection of a front porch to the house.
15 St Heliers Avenue, Hounslow, TW3 3SL · premises record
Applicant Mr Abdul Mujahid · Officer Masih Khairoldin
Approved
2024-08-28
More
Householder Applications
Ground floor rear extension 6.00 metres deep, maximum height of 3.20 metres, 3.00 metres high to the eaves
17 St Heliers Avenue,Hounslow,TW3 3SL · premises record
Applicant Mr Bansdeep Dhillon · Officer Ahmed Ali
Not required
2024-07-26
More
Prior Approval Larger Home Extension
Show all 10 rows
Ground floor rear extension 6.00 metres deep, maximum height 3.20 metres, 3.00 metres high to the eaves
17 St Heliers Avenue,Hounslow,TW3 3SL · premises record
Applicant Mr Bansdeep Dhillon · Officer Ahmed Ali
Approved
2024-06-11
More
Prior Approval Larger Home Extension
Erection of front and rear roof extensions with a hip to gable conversion to the house
17 St Heliers Avenue,Hounslow,TW3 3SL · premises record
Applicant Mr Bansdeep Dhillon · Officer Masih Khairoldin
Approved
2024-05-23
More
Lawful Development Certificate (Proposed)
Ground floor rear extension 6.0 metres deep, maximum height of 3.4 metres, 3.0 metres high to the eaves
15 ST HELIERS AVENUE, HOUNSLOW, TW3 3SL · premises record
Applicant Mr Abdul Mujahid · Officer Shalini Datta
Not required
2023-12-14
More
Prior Approval Householder
Certificate of Lawfulness for erection of a six-metre deep single storey rear extension to the house no later than 30 May 2019
19 ST HELIERS AVENUE, HOUNSLOW, TW3 3SL · premises record
Applicant Mr Kanapathipillai Vallipuranathan · Officer zzzAdam Mitchell
Not required
2019-03-05
More
Lawful Use Certificate
Ground floor rear extension 6m deep, 3m high to the eaves with the maximum height of 3.380m.
19 ST HELIERS AVENUE, HOUNSLOW, TW3 3SL · premises record
Applicant Mr Kanapathipillai Vallipuranathan · Officer zzzAdam Mitchell
Not required
2019-02-18
More
Prior Approval Householder
Conversion of house into two self-contained units.
3 ST HELIERS AVENUE, HOUNSLOW, TW3 3SL · premises record
Applicant Mr Z Raja Iqbal · Officer zzzKieran.McCallum
Refused
2016-07-25
More
PF-Full Applications
Erection of a single storey rear extension and a front porch to the house
17 ST HELIERS AVENUE, HOUNSLOW, LONDON, TW3 3SL · premises record
Applicant Mr M Naseem · Officer Rupinder Dhoot
Approved
2015-09-08
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 27 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 27 of 27 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 27 of 27 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 18 applications in this postcode — the party who applied, not the owner or occupier.
Name
Details
Applicant on 4 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
Case officer on 3 applications
Applicant on 4 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
Case officer on 3 applications
Development
What could it become?
Planning precedent18 applications and 18 mapped decisions in this postcode — precedent for what has been permitted and refused here.
Energy6 EPC records; ratings D: 6.
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.
2 intent signals recorded in this postcode
HMO licence expiring · HMO licensed
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.