Postcode record · Harrow
HA3 9LA.
HA3 9LA has 32 known premises and 18 planning records — 14 approved of 15 decided (93.3%). 19 EPC records.
Postcode HA3 9LA · boundary not held, centred on the postcodeApprovedRefusedOther18 exact18 on the map — every match
At a glance · this postcodeHarrow profile →
32
Premises
known addresses (UPRNs)
18
Applications
15 decided
93.3%
Approval rate
14 approved · 1 refused
19
EPC records
ratings B 1 · C 4 · D 9 · E 4 · G 1
18
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 9LA has 32 known premises and 18 planning records — 14 approved of 15 decided (93.3%). 19 EPC records.
Premises (18 of 32 shown)
Name
Details
UPRN 10095546487
UPRN 10095546488
UPRN 100021290708
UPRN 100021290709
UPRN 100021290710
UPRN 100021290711
UPRN 100021290712
UPRN 100021290713
UPRN 100021290714
UPRN 100021290715
UPRN 10095546487
UPRN 10095546488
UPRN 100021290708
Show all 10 rows
UPRN 100021290709
UPRN 100021290710
UPRN 100021290711
UPRN 100021290712
UPRN 100021290713
UPRN 100021290714
UPRN 100021290715
Planning
What happened?
18 planning applications across the postcode; 14 approved of 15 decided (93.3%). Latest 18 shown.
Reference
Proposal · address
Type
Outcome
Date · distance
Vehicle access at rear
27 Tonbridge Crescent, Kenton, Harrow, HA3 9LA · premises record
Full Planning Application
Approved
2025-02-24
Attached single storey outbuilding at side for use as boiler room
26 Tonbridge Crescent, Kenton, Harrow, HA3 9LA · premises record
Householder
Approved
2024-10-31
Certificate Of Lawful Development (Proposed): Use Of One Room As Beauty Room on Ground Floor Between The Hours Of 10am And 4pm, Monday To Friday, By Appointment Only, For One Client At Any One Time And For No More Than Five Clients A Day .
25 Tonbridge Crescent, Kenton, Harrow, HA3 9LA · premises record
Officer Lee Connor
Certificate of Lawful Development Existing
Approved
2023-02-08
Two storey side extension; single and two storey rear extension; external alterations (demolition of rear extension)
26 Tonbridge Crescent, Kenton, Harrow, HA3 9LA · premises record
Officer JD Josephine Dutton
Householder
Approved
2021-10-12
Conversion of dwellinghouse into two flats (2 x 1 Bed); Separate amenity space; Refuse and Cycle Storage
15 Tonbridge Crescent, Kenton, Harrow · premises record
Officer Safwan Ahmed
Full Planning Application
Approved
2021-06-02
CERTIFICATE OF LAWFUL DEVELOPMENT (PROPOSED): Rear dormer; two rooflights in front roofslope
15 Tonbridge Crescent, Kenton, Harrow · premises record
Officer Safwan Ahmed
Certificate of Lawful Development Existing
Approved
2020-09-08
Single Storey Rear Extension: 6.00 metres deep, 3.42 metres maximum height, 3.00 metres high to the eaves.
15 Tonbridge Crescent, Kenton, Harrow · premises record
Officer Safwan Ahmed
Prior Notification - Larger Home Extension
Not required
2020-09-08
Single Storey Rear Extension: extending 6 metres beyond the original rear wall, 3.5 metres maximum height, 2.95 metres high to the eaves
13 Tonbridge Crescent, Kenton, Harrow, HA3 9LA · premises record
Officer FMC Faye McElwain
Prior Notification - Larger Home Extension
Not required
2019-01-07
Single Storey Rear Extension extending 6 metres beyond the original rear wall, 4 metres maximum height, 3 metres high to the eaves
7 Tonbridge Crescent, Kenton, Harrow, HA3 9LA · premises record
Officer PE Peter Elia
Prior Notification - Larger Home Extension
Not required
2018-04-27
Single Storey Rear Extension: 6.0 metres deep (incorporating existing extension); 3.4 metres maximum height, 3.0 metres high to the eaves
18 Tonbridge Crescent, Kenton, Harrow, HA3 9LA · premises record
Officer Kimry Schlacter
Prior Notification - Larger Home Extension
Approved
2015-01-07
Vehicle access at rear
27 Tonbridge Crescent, Kenton, Harrow, HA3 9LA · premises record
Approved
2025-02-24
More
Full Planning Application
Attached single storey outbuilding at side for use as boiler room
26 Tonbridge Crescent, Kenton, Harrow, HA3 9LA · premises record
Approved
2024-10-31
More
Householder
Certificate Of Lawful Development (Proposed): Use Of One Room As Beauty Room on Ground Floor Between The Hours Of 10am And 4pm, Monday To Friday, By Appointment Only, For One Client At Any One Time And For No More Than Five Clients A Day .
25 Tonbridge Crescent, Kenton, Harrow, HA3 9LA · premises record
Officer Lee Connor
Approved
2023-02-08
More
Certificate of Lawful Development Existing
Show all 10 rows
Two storey side extension; single and two storey rear extension; external alterations (demolition of rear extension)
26 Tonbridge Crescent, Kenton, Harrow, HA3 9LA · premises record
Officer JD Josephine Dutton
Approved
2021-10-12
More
Householder
Conversion of dwellinghouse into two flats (2 x 1 Bed); Separate amenity space; Refuse and Cycle Storage
15 Tonbridge Crescent, Kenton, Harrow · premises record
Officer Safwan Ahmed
Approved
2021-06-02
More
Full Planning Application
CERTIFICATE OF LAWFUL DEVELOPMENT (PROPOSED): Rear dormer; two rooflights in front roofslope
15 Tonbridge Crescent, Kenton, Harrow · premises record
Officer Safwan Ahmed
Approved
2020-09-08
More
Certificate of Lawful Development Existing
Single Storey Rear Extension: 6.00 metres deep, 3.42 metres maximum height, 3.00 metres high to the eaves.
15 Tonbridge Crescent, Kenton, Harrow · premises record
Officer Safwan Ahmed
Not required
2020-09-08
More
Prior Notification - Larger Home Extension
Single Storey Rear Extension: extending 6 metres beyond the original rear wall, 3.5 metres maximum height, 2.95 metres high to the eaves
13 Tonbridge Crescent, Kenton, Harrow, HA3 9LA · premises record
Officer FMC Faye McElwain
Not required
2019-01-07
More
Prior Notification - Larger Home Extension
Single Storey Rear Extension extending 6 metres beyond the original rear wall, 4 metres maximum height, 3 metres high to the eaves
7 Tonbridge Crescent, Kenton, Harrow, HA3 9LA · premises record
Officer PE Peter Elia
Not required
2018-04-27
More
Prior Notification - Larger Home Extension
Single Storey Rear Extension: 6.0 metres deep (incorporating existing extension); 3.4 metres maximum height, 3.0 metres high to the eaves
18 Tonbridge Crescent, Kenton, Harrow, HA3 9LA · premises record
Officer Kimry Schlacter
Approved
2015-01-07
More
Prior Notification - Larger Home Extension
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 18 applications in this postcode — the party who applied, not the owner or occupier.
Name
Details
Applicant on 2 applications
Applicant on 1 application
Applicant on 1 application
Agent on 2 applications
Agent on 1 application
Case officer on 4 applications
Case officer on 3 applications
Case officer on 2 applications
Case officer on 1 application
Case officer on 1 application
Applicant on 2 applications
Applicant on 1 application
Applicant on 1 application
Show all 10 rows
Agent on 2 applications
Agent on 1 application
Case officer on 4 applications
Case officer on 3 applications
Case officer on 2 applications
Case officer on 1 application
Case officer on 1 application
Development
What could it become?
Planning precedent18 applications and 18 mapped decisions in this postcode — precedent for what has been permitted and refused here.
Energy19 EPC records; ratings B: 1, C: 4, D: 9, E: 4, 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.
6 intent signals recorded in this postcode
EPC F/G · Long hold · Ageing director
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.