Postcode record · Harrow
HA3 5JS.
HA3 5JS has 19 known premises and 7 planning records — 4 approved of 5 decided (80%). 10 EPC records.
Postcode HA3 5JS · boundary not held, centred on the postcodeApprovedRefusedOther7 exact7 on the map — every match
At a glance · this postcodeHarrow profile →
19
Premises
known addresses (UPRNs)
7
Applications
5 decided
80%
Approval rate
4 approved · 1 refused
10
EPC records
ratings C 1 · D 5 · E 4
7
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?
HA3 5JS has 19 known premises and 7 planning records — 4 approved of 5 decided (80%). 10 EPC records.
Premises (18 of 19 shown)
Name
Details
UPRN 100021285112
UPRN 100021285114
UPRN 100021285116
UPRN 100021285118
UPRN 100021285120
UPRN 100021285122
UPRN 100021285125
UPRN 100021285127
UPRN 100021285129
UPRN 100021285131
UPRN 100021285112
UPRN 100021285114
UPRN 100021285116
Show all 10 rows
UPRN 100021285118
UPRN 100021285120
UPRN 100021285122
UPRN 100021285125
UPRN 100021285127
UPRN 100021285129
UPRN 100021285131
Planning
What happened?
7 planning applications across the postcode; 4 approved of 5 decided (80%). Latest 7 shown.
Reference
Proposal · address
Type
Outcome
Date · distance
Single storey Rear extension: 5 metres deep, 3.685 metres maximum height and 2.66 metres high to the eaves.
24 Sefton Avenue, Harrow Weald, Harrow, HA3 5JS · premises record
Prior Notification - Larger Home Extension
Not required
2018-10-05
Single storey side to rear extension (Retrospective) Proposed part demolition of side extension
4 Sefton Avenue, Harrow Weald, Harrow, HA3 5JS · premises record
Householder
Approved
2016-05-06
WITHDRAWN - SINGLE STOREY REAR EXTENSION; CONVERSION OF GARAGE TO HABITABLE ROOM WITH EXTERNAL ALTERATIONS
4 Sefton Avenue, Harrow Weald, Harrow, HA3 5JS · premises record
Householder
Withdrawn
2014-07-08
Single storey side to rear extension (Retrospective)
4 Sefton Avenue, Harrow Weald, Harrow, HA3 5JS · premises record
Householder
Refused
2014-03-06
FIRST FLOOR SIDE EXTENSION
26 Sefton Avenue, Harrow Weald, Harrow, HA3 5JS · premises record
Full Planning Application
Approved
2013-06-13
FIRST FLOOR SIDE EXTENSION
26 Sefton Avenue, Harrow Weald, Harrow, HA3 5JS · premises record
Applicant Mr Sean Davoren · Agent Ross Nutchey (DPM) (Ross Nutchey (DPM)) · Officer GL Gerard Livett
Full Planning Application
Approved
2010-01-10
USE OF GARAGE AS HABITABLE ROOM & ALTERATIONS TO FRONT
28 Sefton Avenue, Harrow Weald, Harrow, HA3 5JS · premises record
Full Planning Application
Approved
2000-07-28
Single storey Rear extension: 5 metres deep, 3.685 metres maximum height and 2.66 metres high to the eaves.
24 Sefton Avenue, Harrow Weald, Harrow, HA3 5JS · premises record
Not required
2018-10-05
More
Prior Notification - Larger Home Extension
Single storey side to rear extension (Retrospective) Proposed part demolition of side extension
4 Sefton Avenue, Harrow Weald, Harrow, HA3 5JS · premises record
Approved
2016-05-06
More
Householder
WITHDRAWN - SINGLE STOREY REAR EXTENSION; CONVERSION OF GARAGE TO HABITABLE ROOM WITH EXTERNAL ALTERATIONS
4 Sefton Avenue, Harrow Weald, Harrow, HA3 5JS · premises record
Withdrawn
2014-07-08
More
Householder
Show all 7 rows
Single storey side to rear extension (Retrospective)
4 Sefton Avenue, Harrow Weald, Harrow, HA3 5JS · premises record
Refused
2014-03-06
More
Householder
FIRST FLOOR SIDE EXTENSION
26 Sefton Avenue, Harrow Weald, Harrow, HA3 5JS · premises record
Approved
2013-06-13
More
Full Planning Application
FIRST FLOOR SIDE EXTENSION
26 Sefton Avenue, Harrow Weald, Harrow, HA3 5JS · premises record
Applicant Mr Sean Davoren · Agent Ross Nutchey (DPM) (Ross Nutchey (DPM)) · Officer GL Gerard Livett
Approved
2010-01-10
More
Full Planning Application
USE OF GARAGE AS HABITABLE ROOM & ALTERATIONS TO FRONT
28 Sefton Avenue, Harrow Weald, Harrow, HA3 5JS · premises record
Approved
2000-07-28
More
Full Planning Application
Building control
Building-control records are not yet collected for Harrow — the register is being gathered borough by borough (held so far: Lambeth, Brent, Ealing, Westminster, City and others).
Place
What affects it?
No mapped designation intersects a premises point in this postcode in the current build. Open any premises above for its own designation record.
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 7 applications in this postcode — the party who applied, not the owner or occupier.
Name
Details
Applicant on 3 applications
Applicant on 2 applications
Applicant on 1 application
Applicant on 1 application
Agent on 2 applications
Agent on 1 application
Agent on 1 application
Agent on 1 application
Agent on 1 application
Agent on 1 application
Applicant on 3 applications
Applicant on 2 applications
Applicant on 1 application
Show all 10 rows
Applicant on 1 application
Agent on 2 applications
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 precedent7 applications and 7 mapped decisions in this postcode — precedent for what has been permitted and refused here.
Energy10 EPC records; ratings C: 1, D: 5, E: 4.
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.
3 intent signals recorded in this postcode
Portfolio seller · 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.