Postcode record · Hounslow
W4 1RT.
W4 1RT has 4 known premises and 6 planning records — 3 approved of 5 decided (60%). 3 EPC records.
Postcode W4 1RT · boundary not held, centred on the postcodeApprovedRefusedOther6 exact6 on the map — every match
At a glance · this postcodeHounslow profile →
4
Premises
known addresses (UPRNs)
6
Applications
5 decided
60%
Approval rate
3 approved · 2 refused
3
EPC records
ratings D 2 · E 1
6
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 1RT has 4 known premises and 6 planning records — 3 approved of 5 decided (60%). 3 EPC records.
Premises
Name
Details
UPRN 10001261772
UPRN 10001261773
UPRN 10091069639
UPRN 10091069640
UPRN 10001261772
UPRN 10001261773
UPRN 10091069639
Show all 4 rows
UPRN 10091069640
Planning
What happened?
6 planning applications across the postcode; 3 approved of 5 decided (60%). Latest 6 shown.
Reference
Proposal · address
Type
Outcome
Date · distance
Erection of a part single / part two storey side extension to the house
1 CASTLE PLACE, CHISWICK, LONDON, W4 1RT · premises record
Officer zzzNatalie.Lynch
Householder Applications
Approved
2015-05-21
Erection of rear roof extension and first floor roof extension to house
2 Castle Place, Chiswick, London, W4 1RT · premises record
Applicant Ms Moulds · Officer zzzColin Woodward
PF-Full Applications
Refused
2007-03-22
Certificate of Lawfulness for the erection of a rear roof extension incorporating to front roof lights to the existing house
2 Castle Place, Chiswick, London, W4 1RT · premises record
Applicant Ms H Moulds · Officer zzzDavid Bevan
Lawful Use Certificate
Refused
2007-01-18
Erection of single storey rear extension to existing dwellinghouse
4 Castle Place, Chiswick, London, W4 1RT · premises record
PF-Full Applications
Approved
2002-04-22
Erection of glazed roof to rear courtyard of existing dwellinghouse
3 Castle Place, Chiswick, London, W4 1RT · premises record
PF-Full Applications
Approved
2001-12-06
ERECTION OF FIRST FLOOR REAR EXTENSION TO DWELLINGHOUSE
1 Castle Place, Chiswick, London, W4 1RT · premises record
PF-Full Applications
Withdrawn
1999-05-07
Erection of a part single / part two storey side extension to the house
1 CASTLE PLACE, CHISWICK, LONDON, W4 1RT · premises record
Officer zzzNatalie.Lynch
Approved
2015-05-21
More
Householder Applications
Erection of rear roof extension and first floor roof extension to house
2 Castle Place, Chiswick, London, W4 1RT · premises record
Applicant Ms Moulds · Officer zzzColin Woodward
Refused
2007-03-22
More
PF-Full Applications
Certificate of Lawfulness for the erection of a rear roof extension incorporating to front roof lights to the existing house
2 Castle Place, Chiswick, London, W4 1RT · premises record
Applicant Ms H Moulds · Officer zzzDavid Bevan
Refused
2007-01-18
More
Lawful Use Certificate
Show all 6 rows
Erection of single storey rear extension to existing dwellinghouse
4 Castle Place, Chiswick, London, W4 1RT · premises record
Approved
2002-04-22
More
PF-Full Applications
Erection of glazed roof to rear courtyard of existing dwellinghouse
3 Castle Place, Chiswick, London, W4 1RT · premises record
Approved
2001-12-06
More
PF-Full Applications
ERECTION OF FIRST FLOOR REAR EXTENSION TO DWELLINGHOUSE
1 Castle Place, Chiswick, London, W4 1RT · premises record
Withdrawn
1999-05-07
More
PF-Full 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 4 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 4 of 4 premises. Some normally permitted changes may require planning permission.
Article 4 Direction Area
Change of use or development that would result in new dwellings (Class MA/ZA) · reference A4D.3 · covers 4 of 4 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 4 of 4 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 4 of 4 premises. Some normally permitted changes may require planning permission.
Article 4 Direction Area
Change of use or development that would result in new dwellings (Class MA/ZA) · reference A4D.3 · covers 4 of 4 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 4 of 4 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 6 applications in this postcode — the party who applied, not the owner or occupier.
Name
Details
Applicant on 1 application
Applicant on 1 application
Case officer on 1 application
Case officer on 1 application
Case officer on 1 application
Applicant on 1 application
Applicant on 1 application
Case officer on 1 application
Show all 5 rows
Case officer on 1 application
Case officer on 1 application
Development
What could it become?
Planning precedent6 applications and 6 mapped decisions in this postcode — precedent for what has been permitted and refused here.
Energy3 EPC records; ratings D: 2, 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 ProOwnership, finance and market signals recorded at addresses in this postcode — each with date and source. Signals are evidence of change, not a prediction.
No intent signal is currently recorded in this postcode.
Boundary: OS Postcode Unit areas (Ordnance Survey), 2026-08-14. Planning records: canonical stage2. EPC: EPC register. Premises: OS AddressBase / UPRN.