Postcode record · Harrow
HA5 3XJ.
HA5 3XJ has 22 known premises and 38 planning records — 24 approved of 36 decided (66.7%). 13 EPC records.
Postcode HA5 3XJ · boundary not held, centred on the postcodeApprovedRefusedOther38 exact38 on the map — every match
At a glance · this postcodeHarrow profile →
22
Premises
known addresses (UPRNs)
38
Applications
36 decided
66.7%
Approval rate
24 approved · 12 refused
13
EPC records
ratings C 2 · D 9 · E 2
38
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 3XJ has 22 known premises and 38 planning records — 24 approved of 36 decided (66.7%). 13 EPC records.
Premises (18 of 22 shown)
Name
Details
UPRN 100021298008
UPRN 100021298009
UPRN 100021298010
UPRN 100021298011
UPRN 100021298012
UPRN 100021298013
UPRN 100021298014
UPRN 100021298015
UPRN 100021298016
UPRN 100021298017
UPRN 100021298008
UPRN 100021298009
UPRN 100021298010
Show all 10 rows
UPRN 100021298011
UPRN 100021298012
UPRN 100021298013
UPRN 100021298014
UPRN 100021298015
UPRN 100021298016
UPRN 100021298017
Planning
What happened?
38 planning applications across the postcode; 24 approved of 36 decided (66.7%). Latest 30 shown.
Reference
Proposal · address
Type
Outcome
Date · distance
Single storey front extension incorporating porch, Conversion of garage to habitable room, Replacement of garage door with window in front elevation
18 Athol Close, Pinner, Harrow, HA5 3XJ · premises record
Householder
Approved
2025-03-12
Non-material amendment to planning permission PL/0551/24 dated to 21.5.2024 to move a ground floor window on the right hand elevation of the property by 2-3m, closer to the front of the property. On the right hand side of the ground floor, the existing property had an obscured window. Planning permi
16 Athol Close, Pinner, Harrow, HA5 3XJ · premises record
Applicant Mrs Ami Patel · Officer Catriona Cooke
Non-Material Amendment
Approved
2025-02-18
Single story side to rear extension
18 Athol Close, Pinner, Harrow, HA5 3XJ · premises record
Householder
Approved
2024-12-16
Single storey front extension incorporating front porch; single storey side and rear extensions; conversion of garage into habitable room; two front dormers; enlargement of rear dormer; external alterations including extension to patio
18 Athol Close, Pinner, Harrow, HA5 3XJ · premises record
Householder
Refused
2024-09-13
Single storey front infill extension; single storey rear extension; dormer to each front and rear roofslopes; extension and alterations to patio ; external alterations (amended description)
16 Athol Close, Pinner, Harrow, HA5 3XJ · premises record
Householder
Approved
2024-02-29
Single storey side to rear extension; re-location of main entrance to front; rooflights in front and side roofslopes; external alterations; external steps with handrails to rear; widening of vehicle access and extension of hardsurfacing to front garden (demolition of detached garage and rear canopy)
2 Athol Close, Pinner, Harrow, HA5 3XJ · premises record
Householder
Approved
2021-03-03
Alterations and extension to raise roof height; side and rear dormers; rooflights in front, both side roofslopes and crown roof; single storey rear extension; conversion of garage to habitable rooms with installation of window to front; external alterations (part demolition of rear extension)
8 Athol Close, Pinner, Harrow, HA5 3XJ · premises record
Householder
Approved
2021-02-22
CERTIFICATE OF LAWFUL DEVELOPMENT (PROPOSED): Alterations to roof to form two gables and rear dormer with insertion of two rooflights on front roofslope
17 Athol Close, Pinner, Harrow, HA5 3XJ · premises record
Certificate of Lawful Development Existing
Approved
2020-07-08
Single Storey Rear Extension: 8.00 metres deep, 4.00 metres maximum height, 3.00 metres high to the eaves
17 Athol Close, Pinner, Harrow, HA5 3XJ · premises record
Prior Notification - Larger Home Extension
Not required
2020-05-15
CERTIFICATE OF LAWFUL DEVELOPMENT (PROPOSED): Alterations to roof to form end gables on both sides and rear dormer with insertion of two rooflights on front roofslope.
17 Athol Close, Pinner, Harrow, HA5 3XJ · premises record
Certificate of Lawful Development Existing
Refused
2020-04-10
Single storey front extension incorporating porch, Conversion of garage to habitable room, Replacement of garage door with window in front elevation
18 Athol Close, Pinner, Harrow, HA5 3XJ · premises record
Approved
2025-03-12
More
Householder
Non-material amendment to planning permission PL/0551/24 dated to 21.5.2024 to move a ground floor window on the right hand elevation of the property by 2-3m, closer to the front of the property. On the right hand side of the ground floor, the existing property had an obscured window. Planning permi
16 Athol Close, Pinner, Harrow, HA5 3XJ · premises record
Applicant Mrs Ami Patel · Officer Catriona Cooke
Approved
2025-02-18
More
Non-Material Amendment
Single story side to rear extension
18 Athol Close, Pinner, Harrow, HA5 3XJ · premises record
Approved
2024-12-16
More
Householder
Show all 10 rows
Single storey front extension incorporating front porch; single storey side and rear extensions; conversion of garage into habitable room; two front dormers; enlargement of rear dormer; external alterations including extension to patio
18 Athol Close, Pinner, Harrow, HA5 3XJ · premises record
Refused
2024-09-13
More
Householder
Single storey front infill extension; single storey rear extension; dormer to each front and rear roofslopes; extension and alterations to patio ; external alterations (amended description)
16 Athol Close, Pinner, Harrow, HA5 3XJ · premises record
Approved
2024-02-29
More
Householder
Single storey side to rear extension; re-location of main entrance to front; rooflights in front and side roofslopes; external alterations; external steps with handrails to rear; widening of vehicle access and extension of hardsurfacing to front garden (demolition of detached garage and rear canopy)
2 Athol Close, Pinner, Harrow, HA5 3XJ · premises record
Approved
2021-03-03
More
Householder
Alterations and extension to raise roof height; side and rear dormers; rooflights in front, both side roofslopes and crown roof; single storey rear extension; conversion of garage to habitable rooms with installation of window to front; external alterations (part demolition of rear extension)
8 Athol Close, Pinner, Harrow, HA5 3XJ · premises record
Approved
2021-02-22
More
Householder
CERTIFICATE OF LAWFUL DEVELOPMENT (PROPOSED): Alterations to roof to form two gables and rear dormer with insertion of two rooflights on front roofslope
17 Athol Close, Pinner, Harrow, HA5 3XJ · premises record
Approved
2020-07-08
More
Certificate of Lawful Development Existing
Single Storey Rear Extension: 8.00 metres deep, 4.00 metres maximum height, 3.00 metres high to the eaves
17 Athol Close, Pinner, Harrow, HA5 3XJ · premises record
Not required
2020-05-15
More
Prior Notification - Larger Home Extension
CERTIFICATE OF LAWFUL DEVELOPMENT (PROPOSED): Alterations to roof to form end gables on both sides and rear dormer with insertion of two rooflights on front roofslope.
17 Athol Close, Pinner, Harrow, HA5 3XJ · premises record
Refused
2020-04-10
More
Certificate of Lawful Development Existing
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 3 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
Agent on 4 applications
Applicant on 3 applications
Applicant on 3 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
Agent on 4 applications
Development
What could it become?
Planning precedent38 applications and 38 mapped decisions in this postcode — precedent for what has been permitted and refused here.
Energy13 EPC records; ratings C: 2, D: 9, E: 2.
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.
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.