Postcode record · Harrow
HA3 9QA.
HA3 9QA has 51 known premises and 55 planning records — 32 approved of 44 decided (72.7%). 17 EPC records.
Postcode HA3 9QA · boundary not held, centred on the postcodeApprovedRefusedOther55 exact55 on the map — every match
At a glance · this postcodeHarrow profile →
51
Premises
known addresses (UPRNs)
55
Applications
44 decided
72.7%
Approval rate
32 approved · 12 refused
17
EPC records
ratings C 5 · D 7 · E 3 · F 1 · G 1
55
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 9QA has 51 known premises and 55 planning records — 32 approved of 44 decided (72.7%). 17 EPC records.
Premises (18 of 51 shown)
Name
Details
UPRN 10070264541
UPRN 100021260128
UPRN 100021260129
UPRN 100021260130
UPRN 100021260131
UPRN 100021260132
UPRN 100021260133
UPRN 100021260134
UPRN 100021260135
UPRN 10070264541
UPRN 100021260128
Show all 10 rows
UPRN 100021260129
UPRN 100021260130
UPRN 100021260131
UPRN 100021260132
UPRN 100021260133
UPRN 100021260134
UPRN 100021260135
Planning
What happened?
55 planning applications across the postcode; 32 approved of 44 decided (72.7%). Latest 30 shown.
Reference
Proposal · address
Type
Outcome
Date · distance
Two storey front extension incorporating porch
4 Cowbridge Road, Kenton, Harrow, HA3 9QA · premises record
Householder
Pending Consideration
2026-04-30
Certificate of Lawful Proposed Development: Alterations to roof to form rear dormer, Roof lights in front roof slope
4 Cowbridge Road, Kenton, Harrow, HA3 9QA · premises record
Certificate of Lawful Development Proposed
Approved
2025-11-26
Single storey front extension; external alterations (demolition of front bay window)
4 Cowbridge Road, Kenton, Harrow, HA3 9QA · premises record
Householder
Withdrawn
2025-11-26
Single storey rear extension: 6.00 metres deep, 3.15 metres maximum height and 3.00 metres high to the eaves
4 Cowbridge Road, Kenton, Harrow, HA3 9QA · premises record
Officer Marcus Boddy
Prior Notification - Larger Home Extension
Not required
2025-11-24
Single storey rear extension: 5.30 metres deep, 3.20 metres maximum height and 3.00 metres high to the eaves
34 Cowbridge Road, Kenton, Harrow, HA3 9QA · premises record
Officer Luke Boadle
Prior Notification - Larger Home Extension
Not required
2025-10-09
Single storey rear extension: 6.00 metres deep, 3.37 metres maximum height and 2.90 metres high to the eaves
17 Cowbridge Road, Kenton, Harrow, HA3 9QA · premises record
Prior Notification - Larger Home Extension
Not required
2024-08-13
Single Storey Rear Extension: 6 metres deep, 3.150 metres maximum height, 3 metres high to the eaves
14 Cowbridge Road, Kenton, Harrow, HA3 9QA · premises record
Prior Notification - Larger Home Extension
Not required
2019-10-28
Single Storey Rear Extension: 6 metres deep, 3.150 metres maximum height, 3 metres high to the eaves
14 Cowbridge Road, Kenton, Harrow, HA3 9QA · premises record
Prior Notification - Larger Home Extension
Refused
2019-10-17
Certificate of lawful development (proposed): Rear dormer; installation of three rooflights in front roofslope
8 Cowbridge Road, Kenton, Harrow, HA3 9QA · premises record
Officer CMB Campbell Grace
Certificate of Lawful Development Existing
Approved
2019-08-12
Single and two storey side to rear extension; single storey rear extension; rear dormer (demolition of attached garage)
14 Cowbridge Road, Kenton, Harrow, HA3 9QA · premises record
Applicant Mr Kishor Jivabhai · Officer LPC Lap Pan Chong
Householder
Approved
2019-07-11
Two storey front extension incorporating porch
4 Cowbridge Road, Kenton, Harrow, HA3 9QA · premises record
Pending Consideration
2026-04-30
More
Householder
Certificate of Lawful Proposed Development: Alterations to roof to form rear dormer, Roof lights in front roof slope
4 Cowbridge Road, Kenton, Harrow, HA3 9QA · premises record
Approved
2025-11-26
More
Certificate of Lawful Development Proposed
Single storey front extension; external alterations (demolition of front bay window)
4 Cowbridge Road, Kenton, Harrow, HA3 9QA · premises record
Withdrawn
2025-11-26
More
Householder
Show all 10 rows
Single storey rear extension: 6.00 metres deep, 3.15 metres maximum height and 3.00 metres high to the eaves
4 Cowbridge Road, Kenton, Harrow, HA3 9QA · premises record
Officer Marcus Boddy
Not required
2025-11-24
More
Prior Notification - Larger Home Extension
Single storey rear extension: 5.30 metres deep, 3.20 metres maximum height and 3.00 metres high to the eaves
34 Cowbridge Road, Kenton, Harrow, HA3 9QA · premises record
Officer Luke Boadle
Not required
2025-10-09
More
Prior Notification - Larger Home Extension
Single storey rear extension: 6.00 metres deep, 3.37 metres maximum height and 2.90 metres high to the eaves
17 Cowbridge Road, Kenton, Harrow, HA3 9QA · premises record
Not required
2024-08-13
More
Prior Notification - Larger Home Extension
Single Storey Rear Extension: 6 metres deep, 3.150 metres maximum height, 3 metres high to the eaves
14 Cowbridge Road, Kenton, Harrow, HA3 9QA · premises record
Not required
2019-10-28
More
Prior Notification - Larger Home Extension
Single Storey Rear Extension: 6 metres deep, 3.150 metres maximum height, 3 metres high to the eaves
14 Cowbridge Road, Kenton, Harrow, HA3 9QA · premises record
Refused
2019-10-17
More
Prior Notification - Larger Home Extension
Certificate of lawful development (proposed): Rear dormer; installation of three rooflights in front roofslope
8 Cowbridge Road, Kenton, Harrow, HA3 9QA · premises record
Officer CMB Campbell Grace
Approved
2019-08-12
More
Certificate of Lawful Development Existing
Single and two storey side to rear extension; single storey rear extension; rear dormer (demolition of attached garage)
14 Cowbridge Road, Kenton, Harrow, HA3 9QA · premises record
Applicant Mr Kishor Jivabhai · Officer LPC Lap Pan Chong
Approved
2019-07-11
More
Householder
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 30 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
Applicant on 1 application
Applicant on 1 application
Agent on 3 applications
Agent on 2 applications
Agent on 1 application
Case officer on 6 applications
Applicant on 3 applications
Applicant on 2 applications
Applicant on 1 application
Show all 10 rows
Applicant on 1 application
Applicant on 1 application
Applicant on 1 application
Agent on 3 applications
Agent on 2 applications
Agent on 1 application
Case officer on 6 applications
Development
What could it become?
Planning precedent55 applications and 55 mapped decisions in this postcode — precedent for what has been permitted and refused here.
Energy17 EPC records; ratings C: 5, D: 7, E: 3, F: 1, G: 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.
12 intent signals recorded in this postcode
Portfolio seller · 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.