Postcode record · Hillingdon
UB3 1TP.
UB3 1TP has 27 known premises and 30 planning records — 13 approved of 29 decided (44.8%). 11 EPC records.
Postcode UB3 1TP · boundary not held, centred on the postcodeApprovedRefusedOther30 exact30 on the map — every match
At a glance · this postcodeHillingdon profile →
27
Premises
known addresses (UPRNs)
30
Applications
29 decided
44.8%
Approval rate
13 approved · 16 refused
11
EPC records
ratings C 4 · D 4 · E 2 · F 1
30
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 1TP has 27 known premises and 30 planning records — 13 approved of 29 decided (44.8%). 11 EPC records.
Premises (18 of 27 shown)
Name
Details
UPRN 768010569
UPRN 768012315
UPRN 10092980254
UPRN 10096324621
UPRN 10096324633
UPRN 100021431085
UPRN 100021431087
UPRN 100021431089
UPRN 100021431090
UPRN 100021431091
UPRN 768010569
UPRN 768012315
UPRN 10092980254
Show all 10 rows
UPRN 10096324621
UPRN 10096324633
UPRN 100021431085
UPRN 100021431087
UPRN 100021431089
UPRN 100021431090
UPRN 100021431091
Planning
What happened?
30 planning applications across the postcode; 13 approved of 29 decided (44.8%). Latest 30 shown.
Reference
Proposal · address
Type
Outcome
Date · distance
Erection of a single storey side extension.
71 MILDRED AVENUE HAYES MIDDLESEX UB3 1TP · premises record
Officer Rhian Thomas
Planning Application
Approved
2025-07-22
Erection of an outbuilding to the rear (Application for a Certificate of Lawful Development for a Proposed Development).
65 MILDRED AVENUE HAYES · premises record
Agent Mr Sunny Bahia · Officer Analese Haynes
Planning Application
Approved
2025-02-17
Erection of a single storey side extension
71 MILDRED AVENUE HAYES MIDDLESEX UB3 1TP · premises record
Officer Nicola Taplin
Planning Application
Refused
2022-12-06
Erection of single storey extension to side (Application for a Certificate of Lawful Development for a Proposed Development)
71 MILDRED AVENUE HAYES MIDDLESEX UB3 1TP · premises record
Officer Rhian Thomas
Planning Application
Refused
2022-08-10
Erection of a single storey rear and side wrap around extension
71 MILDRED AVENUE HAYES MIDDLESEX UB3 1TP · premises record
Officer Nicola Taplin
Planning Application
Refused
2022-05-09
Part single, part double storey rear extension.
71 MILDRED AVENUE HAYES MIDDLESEX UB3 1TP · premises record
Officer Nicola Taplin
Planning Application
Approved
2021-10-11
Single storey side extension and part single storey, part two storey rear extension
71 MILDRED AVENUE HAYES MIDDLESEX UB3 1TP · premises record
Agent Mr Anil Hallan · Officer Nicola Taplin
Planning Application
Refused
2021-07-07
Two storey side extension and part two storey, part single storey rear extension
71 MILDRED AVENUE HAYES MIDDLESEX UB3 1TP · premises record
Officer Nicola Taplin
Planning Application
Refused
2021-05-04
Single storey outbuilding to rear for use as a garage/games room/gym (Application for a Certificate of Lawful Development for a Proposed Development)
49 MILDRED AVENUE HAYES · premises record
Officer Jivan Manku
Planning Application
Approved
2020-07-02
Single storey outbuilding to rear for use as a gym/storage (Application for a Certificate of Lawful Development for a Proposed Development)
71 MILDRED AVENUE HAYES MIDDLESEX UB3 1TP · premises record
Officer Nicola Taplin
Planning Application
Approved
2020-02-12
Erection of a single storey side extension.
71 MILDRED AVENUE HAYES MIDDLESEX UB3 1TP · premises record
Officer Rhian Thomas
Approved
2025-07-22
More
Planning Application
Erection of an outbuilding to the rear (Application for a Certificate of Lawful Development for a Proposed Development).
65 MILDRED AVENUE HAYES · premises record
Agent Mr Sunny Bahia · Officer Analese Haynes
Approved
2025-02-17
More
Planning Application
Erection of a single storey side extension
71 MILDRED AVENUE HAYES MIDDLESEX UB3 1TP · premises record
Officer Nicola Taplin
Refused
2022-12-06
More
Planning Application
Show all 10 rows
Erection of single storey extension to side (Application for a Certificate of Lawful Development for a Proposed Development)
71 MILDRED AVENUE HAYES MIDDLESEX UB3 1TP · premises record
Officer Rhian Thomas
Refused
2022-08-10
More
Planning Application
Erection of a single storey rear and side wrap around extension
71 MILDRED AVENUE HAYES MIDDLESEX UB3 1TP · premises record
Officer Nicola Taplin
Refused
2022-05-09
More
Planning Application
Part single, part double storey rear extension.
71 MILDRED AVENUE HAYES MIDDLESEX UB3 1TP · premises record
Officer Nicola Taplin
Approved
2021-10-11
More
Planning Application
Single storey side extension and part single storey, part two storey rear extension
71 MILDRED AVENUE HAYES MIDDLESEX UB3 1TP · premises record
Agent Mr Anil Hallan · Officer Nicola Taplin
Refused
2021-07-07
More
Planning Application
Two storey side extension and part two storey, part single storey rear extension
71 MILDRED AVENUE HAYES MIDDLESEX UB3 1TP · premises record
Officer Nicola Taplin
Refused
2021-05-04
More
Planning Application
Single storey outbuilding to rear for use as a garage/games room/gym (Application for a Certificate of Lawful Development for a Proposed Development)
49 MILDRED AVENUE HAYES · premises record
Officer Jivan Manku
Approved
2020-07-02
More
Planning Application
Single storey outbuilding to rear for use as a gym/storage (Application for a Certificate of Lawful Development for a Proposed Development)
71 MILDRED AVENUE HAYES MIDDLESEX UB3 1TP · premises record
Officer Nicola Taplin
Approved
2020-02-12
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 27 premises each one covers.
Designation
Coverage
Article 4 Direction Area
Residential extensions · reference A8177 · covers 27 of 27 premises. Some normally permitted changes may require planning permission.
Article 4 Direction Area
Residential extensions · reference A8177 · 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 30 applications in this postcode — the party who applied, not the owner or occupier.
Name
Details
Agent on 1 application
Agent on 1 application
Agent on 1 application
Agent on 1 application
Case officer on 10 applications
Case officer on 3 applications
Case officer on 2 applications
Case officer on 2 applications
Case officer on 2 applications
Case officer on 1 application
Agent on 1 application
Agent on 1 application
Agent on 1 application
Show all 10 rows
Agent on 1 application
Case officer on 10 applications
Case officer on 3 applications
Case officer on 2 applications
Case officer on 2 applications
Case officer on 2 applications
Case officer on 1 application
Development
What could it become?
Planning precedent30 applications and 30 mapped decisions in this postcode — precedent for what has been permitted and refused here.
Energy11 EPC records; ratings C: 4, D: 4, E: 2, F: 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.
6 intent signals recorded in this postcode
Repeat refusal · EPC F/G · Long hold
Subscribe to see the signals →Boundary: OS Postcode Unit areas (Ordnance Survey), 2026-08-14. Planning records: canonical stage2. EPC: EPC register. Premises: OS AddressBase / UPRN.