Postcode record · Harrow
HA5 1LY.
HA5 1LY has 42 known premises and 66 planning records — 42 approved of 53 decided (79.2%). 21 EPC records.
Postcode HA5 1LY · boundary not held, centred on the postcodeApprovedRefusedOther66 exact66 on the map — every match
At a glance · this postcodeHarrow profile →
42
Premises
known addresses (UPRNs)
66
Applications
53 decided
79.2%
Approval rate
42 approved · 11 refused
21
EPC records
ratings C 1 · D 13 · E 6 · F 1
66
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?
HA5 1LY has 42 known premises and 66 planning records — 42 approved of 53 decided (79.2%). 21 EPC records.
Premises (18 of 42 shown)
Name
Details
UPRN 10091094540
UPRN 100021299491
UPRN 100021299493
UPRN 100021299495
UPRN 100021299497
UPRN 100021299499
UPRN 100021299501
UPRN 100021299503
UPRN 100021299505
UPRN 100021299507
UPRN 10091094540
UPRN 100021299491
UPRN 100021299493
Show all 10 rows
UPRN 100021299495
UPRN 100021299497
UPRN 100021299499
UPRN 100021299501
UPRN 100021299503
UPRN 100021299505
UPRN 100021299507
Planning
What happened?
66 planning applications across the postcode; 42 approved of 53 decided (79.2%). Latest 30 shown.
Reference
Proposal · address
Type
Outcome
Date · distance
Single storey side extension; external alterations (demolition of attached garage and store)
12 Chestnut Drive, Pinner, Harrow, HA5 1LY · premises record
Householder
Approved
2026-03-05
Single storey side to rear extension (Demolition of detached garage)
8 Chestnut Drive, Pinner, Harrow, HA5 1LY · premises record
Householder
Approved
2024-05-14
Single storey rear extension: 5.00 metres deep, 3.00 metres maximum height and 3.00 metres high to the eaves
8 Chestnut Drive, Pinner, Harrow, HA5 1LY · premises record
Prior Notification - Larger Home Extension
Not required
2024-04-15
Single storey rear extension: 4.00 metres deep, 3.00 metres maximum height and 3.00 metres high to the eaves
8 Chestnut Drive, Pinner, Harrow, HA5 1LY · premises record
Prior Notification - Larger Home Extension
Withdrawn
2024-04-02
CERTIFICATE OF LAWFUL DEVELOPMENT (PROPOSED): Alterations and extension to roof to form end gable; rear dormer with Juliette balcony; window in end gable
10 Chestnut Drive, Pinner, Harrow, HA5 1LY · premises record
Certificate of Lawful Development Existing
Approved
2022-06-21
Single storey rear extension; conversion of garage to habitable room with installation of window to front; increased height over garage and new roof over garage; external alterations; outbuilding at rear for as gym / leisure (demolition of rear extension)
10 Chestnut Drive, Pinner, Harrow, HA5 1LY · premises record
Householder
Approved
2022-06-21
Single storey rear infill extension
34 Chestnut Drive, Pinner, Harrow, HA5 1LY · premises record
Applicant Mr Gugs Lo · Officer ABS Abrar Sharif
Householder
Approved
2022-05-23
Single storey rear infill extension
34 Chestnut Drive, Pinner, Harrow, HA5 1LY · premises record
Applicant Mr Gugs Lo · Officer ABS Abrar Sharif
Householder
Approved
2022-05-23
Single storey side to rear extension (demolition of side to rear extension; conservatory and canopy)
42 Chestnut Drive, Pinner, Harrow, HA5 1LY · premises record
Applicant Mr Ramanabalan Kanagalingam · Agent MKM Design & Construction Limited · Officer ABS Abrar Sharif
Householder
Approved
2022-04-04
Single storey rear extension: 3.50 metres deep, 3.90 metres maximum height and 3.00 metres high to the eaves
34 Chestnut Drive, Pinner, Harrow, HA5 1LY · premises record
Prior Notification - Larger Home Extension
Not required
2022-01-21
Single storey side extension; external alterations (demolition of attached garage and store)
12 Chestnut Drive, Pinner, Harrow, HA5 1LY · premises record
Approved
2026-03-05
More
Householder
Single storey side to rear extension (Demolition of detached garage)
8 Chestnut Drive, Pinner, Harrow, HA5 1LY · premises record
Approved
2024-05-14
More
Householder
Single storey rear extension: 5.00 metres deep, 3.00 metres maximum height and 3.00 metres high to the eaves
8 Chestnut Drive, Pinner, Harrow, HA5 1LY · premises record
Not required
2024-04-15
More
Prior Notification - Larger Home Extension
Show all 10 rows
Single storey rear extension: 4.00 metres deep, 3.00 metres maximum height and 3.00 metres high to the eaves
8 Chestnut Drive, Pinner, Harrow, HA5 1LY · premises record
Withdrawn
2024-04-02
More
Prior Notification - Larger Home Extension
CERTIFICATE OF LAWFUL DEVELOPMENT (PROPOSED): Alterations and extension to roof to form end gable; rear dormer with Juliette balcony; window in end gable
10 Chestnut Drive, Pinner, Harrow, HA5 1LY · premises record
Approved
2022-06-21
More
Certificate of Lawful Development Existing
Single storey rear extension; conversion of garage to habitable room with installation of window to front; increased height over garage and new roof over garage; external alterations; outbuilding at rear for as gym / leisure (demolition of rear extension)
10 Chestnut Drive, Pinner, Harrow, HA5 1LY · premises record
Approved
2022-06-21
More
Householder
Single storey rear infill extension
34 Chestnut Drive, Pinner, Harrow, HA5 1LY · premises record
Applicant Mr Gugs Lo · Officer ABS Abrar Sharif
Approved
2022-05-23
More
Householder
Single storey rear infill extension
34 Chestnut Drive, Pinner, Harrow, HA5 1LY · premises record
Applicant Mr Gugs Lo · Officer ABS Abrar Sharif
Approved
2022-05-23
More
Householder
Single storey side to rear extension (demolition of side to rear extension; conservatory and canopy)
42 Chestnut Drive, Pinner, Harrow, HA5 1LY · premises record
Applicant Mr Ramanabalan Kanagalingam · Agent MKM Design & Construction Limited · Officer ABS Abrar Sharif
Approved
2022-04-04
More
Householder
Single storey rear extension: 3.50 metres deep, 3.90 metres maximum height and 3.00 metres high to the eaves
34 Chestnut Drive, Pinner, Harrow, HA5 1LY · premises record
Not required
2022-01-21
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 30 applications in this postcode — the party who applied, not the owner or occupier.
Name
Details
Applicant on 2 applications
Applicant on 2 applications
Applicant on 2 applications
Applicant on 2 applications
Applicant on 1 application
Applicant on 1 application
Applicant on 1 application
Applicant on 1 application
Applicant on 1 application
Applicant on 1 application
Applicant on 2 applications
Applicant on 2 applications
Applicant on 2 applications
Show all 10 rows
Applicant on 2 applications
Applicant on 1 application
Applicant on 1 application
Applicant on 1 application
Applicant on 1 application
Applicant on 1 application
Applicant on 1 application
Development
What could it become?
Planning precedent66 applications and 66 mapped decisions in this postcode — precedent for what has been permitted and refused here.
Energy21 EPC records; ratings C: 1, D: 13, E: 6, 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
The Developer PlanOwnership, 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.