Postcode record · Hillingdon
UB3 1TL.
UB3 1TL has 11 known premises and 16 planning records — 10 approved of 14 decided (71.4%). 8 EPC records.
Postcode UB3 1TL · boundary not held, centred on the postcodeApprovedRefusedOther16 exact16 on the map — every match
At a glance · this postcodeHillingdon profile →
11
Premises
known addresses (UPRNs)
16
Applications
14 decided
71.4%
Approval rate
10 approved · 4 refused
8
EPC records
ratings C 4 · D 3 · E 1
16
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?
UB3 1TL has 11 known premises and 16 planning records — 10 approved of 14 decided (71.4%). 8 EPC records.
Premises
Name
Details
UPRN 768010298
UPRN 10096324572
UPRN 100021431036
UPRN 100021431038
UPRN 100021431040
UPRN 100021431041
UPRN 100021431042
UPRN 100021431043
UPRN 100021431044
UPRN 100021431045
UPRN 768010298
UPRN 10096324572
UPRN 100021431036
Show all 10 rows
UPRN 100021431038
UPRN 100021431040
UPRN 100021431041
UPRN 100021431042
UPRN 100021431043
UPRN 100021431044
UPRN 100021431045
Planning
What happened?
16 planning applications across the postcode; 10 approved of 14 decided (71.4%). Latest 16 shown.
Reference
Proposal · address
Type
Outcome
Date · distance
Erection of an outbuilding to rear garden (Application for a Certificate of Lawful Development for a Proposed Development)
4 MILDRED AVENUE HAYES · premises record
Agent Mr Constantin-Gabriel Dreghiciu · Officer Rhian Thomas
Planning Application
Approved
2025-02-18
Two storey side extension and part two storey part single storey rear extension
11 MILDRED AVENUE HAYES · premises record
Planning Application
Withdrawn
2021-03-19
Conversion of roofspace to habitable use to include a rear dormer roof extension, 3 x front rooflights and conversion of roof from hip to gable end (Application for a Certificate of Lawful Development for a Proposed Development).
11 MILDRED AVENUE HAYES · premises record
Planning Application
Approved
2021-01-28
Part two storey, part single storey side/rear extension
11 MILDRED AVENUE HAYES · premises record
Agent Mr G Benning Exchange House · Officer Naim Poptani
Planning Application
Approved
2016-06-06
Single storey rear extension involving alterations to side elevation
10 MILDRED AVENUE HAYES · premises record
Agent Mr R Patel · Officer Naim Poptani
Planning Application
Approved
2016-01-27
Two storey side and single storey rear extension involving demolition of existing garage
11 MILDRED AVENUE HAYES · premises record
Agent Mr G Benning Exchange House · Officer Patrick Marfleet
Planning Application
Approved
2014-07-21
Two storey side extension and single storey rear extension involving demolition of existing attached side garage
11 MILDRED AVENUE HAYES · premises record
Agent Mr G Benning Exchange House · Officer Patrick Marfleet
Planning Application
Refused
2014-04-11
Conservatory to rear
12 MILDRED AVENUE HAYES · premises record
Agent Mr N Gill · Officer Jazz Ghandial
Planning Application
Refused
2014-02-12
Single storey rear extension with 2 rooflights and new window to existing side, involving demolition of existing conservatory to rear.
8 MILDRED AVENUE HAYES · premises record
Agent MR KAMLESH SHAH · Officer Sonia Bowen
Planning Application
Approved
2010-08-13
Erection of a single storey outbuilding at rear for use as storage (Retrospective application).
8 MILDRED AVENUE HAYES · premises record
Agent K SHAH · Officer Sonia Bowen
Planning Application
Approved
2009-03-24
Erection of an outbuilding to rear garden (Application for a Certificate of Lawful Development for a Proposed Development)
4 MILDRED AVENUE HAYES · premises record
Agent Mr Constantin-Gabriel Dreghiciu · Officer Rhian Thomas
Approved
2025-02-18
More
Planning Application
Two storey side extension and part two storey part single storey rear extension
11 MILDRED AVENUE HAYES · premises record
Withdrawn
2021-03-19
More
Planning Application
Conversion of roofspace to habitable use to include a rear dormer roof extension, 3 x front rooflights and conversion of roof from hip to gable end (Application for a Certificate of Lawful Development for a Proposed Development).
11 MILDRED AVENUE HAYES · premises record
Approved
2021-01-28
More
Planning Application
Show all 10 rows
Part two storey, part single storey side/rear extension
11 MILDRED AVENUE HAYES · premises record
Agent Mr G Benning Exchange House · Officer Naim Poptani
Approved
2016-06-06
More
Planning Application
Single storey rear extension involving alterations to side elevation
10 MILDRED AVENUE HAYES · premises record
Agent Mr R Patel · Officer Naim Poptani
Approved
2016-01-27
More
Planning Application
Two storey side and single storey rear extension involving demolition of existing garage
11 MILDRED AVENUE HAYES · premises record
Agent Mr G Benning Exchange House · Officer Patrick Marfleet
Approved
2014-07-21
More
Planning Application
Two storey side extension and single storey rear extension involving demolition of existing attached side garage
11 MILDRED AVENUE HAYES · premises record
Agent Mr G Benning Exchange House · Officer Patrick Marfleet
Refused
2014-04-11
More
Planning Application
Conservatory to rear
12 MILDRED AVENUE HAYES · premises record
Agent Mr N Gill · Officer Jazz Ghandial
Refused
2014-02-12
More
Planning Application
Single storey rear extension with 2 rooflights and new window to existing side, involving demolition of existing conservatory to rear.
8 MILDRED AVENUE HAYES · premises record
Agent MR KAMLESH SHAH · Officer Sonia Bowen
Approved
2010-08-13
More
Planning Application
Erection of a single storey outbuilding at rear for use as storage (Retrospective application).
8 MILDRED AVENUE HAYES · premises record
Agent K SHAH · Officer Sonia Bowen
Approved
2009-03-24
More
Planning Application
Building control
Building-control records are not yet collected for Hillingdon — 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 11 premises each one covers.
Designation
Coverage
Article 4 Direction Area
Residential extensions · reference A8177 · covers 11 of 11 premises. Some normally permitted changes may require planning permission.
Article 4 Direction Area
Residential extensions · reference A8177 · covers 11 of 11 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 16 applications in this postcode — the party who applied, not the owner or occupier.
Name
Details
Agent on 3 applications
Agent on 2 applications
Agent on 2 applications
Agent on 1 application
Agent on 1 application
Agent on 1 application
Agent on 1 application
Agent on 1 application
Agent on 1 application
Agent on 1 application
Agent on 3 applications
Agent on 2 applications
Agent on 2 applications
Show all 10 rows
Agent on 1 application
Agent on 1 application
Agent on 1 application
Agent on 1 application
Agent on 1 application
Agent on 1 application
Agent on 1 application
Development
What could it become?
Planning precedent16 applications and 16 mapped decisions in this postcode — precedent for what has been permitted and refused here.
Energy8 EPC records; ratings C: 4, 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 ProOwnership, finance and market signals recorded at addresses in this postcode — each with date and source. Signals are evidence of change, not a prediction.
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.