Postcode record · Harrow
HA1 4BU.
HA1 4BU has 34 known premises and 10 planning records — 9 approved of 10 decided (90%). 21 EPC records.
Postcode HA1 4BU · boundary not held, centred on the postcodeApprovedRefusedOther10 exact4 approximate14 on the map — every match
At a glance · this postcodeHarrow profile →
34
Premises
known addresses (UPRNs)
10
Applications
10 decided
90%
Approval rate
9 approved · 1 refused
21
EPC records
ratings C 12 · D 6 · E 3
14
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?
HA1 4BU has 34 known premises and 10 planning records — 9 approved of 10 decided (90%). 21 EPC records.
Premises (18 of 34 shown)
Name
Details
UPRN 100021289141
UPRN 100021289142
UPRN 100021289143
UPRN 100021289144
UPRN 100021289145
UPRN 100021289146
UPRN 100021289147
UPRN 100021289148
UPRN 100021289149
UPRN 100021289150
UPRN 100021289141
UPRN 100021289142
UPRN 100021289143
Show all 10 rows
UPRN 100021289144
UPRN 100021289145
UPRN 100021289146
UPRN 100021289147
UPRN 100021289148
UPRN 100021289149
UPRN 100021289150
Planning
What happened?
10 planning applications across the postcode; 9 approved of 10 decided (90%). Latest 10 shown.
Reference
Proposal · address
Type
Outcome
Date · distance
CERTIFICATE OF LAWFUL DEVELOPMENT (PROPOSED): Alterations to roof; rear dormer; three rooflights in front roofslope; extension to SVP
46 Sumner Road, West Harrow, Harrow, HA1 4BU · premises record
Certificate of Lawful Development Existing
Approved
2022-12-14
CERTIFICATE OF LAWFUL DEVELOPMENT (PROPOSED): Single storey rear extension
26 Sumner Road, West Harrow, Harrow, HA1 4BU · premises record
Applicant Ms Isabelle Sagra · Agent (T R Harris (Design & Surveying Services) Ltd) · Officer BLYTH Blythe Smith
Certificate of Lawful Development Existing
Approved
2019-08-15
Single Storey Rear Extension: 5 metres deep, 3.8 metres maximum height, 2.8 metres high to the eaves
18 Sumner Road, West Harrow, Harrow, HA1 4BU · premises record
Prior Notification - Larger Home Extension
Refused
2019-02-12
Certificate of lawful development (proposed): Rear dormer; installation of three rooflights to front roofslope
10 Sumner Road, West Harrow, Harrow, HA1 4BU · premises record
Applicant Ms C Burrell · Officer Kimry Schlacter
Certificate of Lawful Development Existing
Approved
2019-01-23
CERTIFICATE OF LAWFUL DEVELOPMENT (PROPOSED): Rear dormer with Juiliette balcony to create habitable roofspace; rooflights in front roofslope and dormer
22 Sumner Road, West Harrow, Harrow, HA1 4BU · premises record
Certificate of Lawful Development Existing
Approved
2016-06-21
Certificate of Lawful Development (Proposed): Single storey rear extension; rear dormer with juliette balcony; installation of two rooflights in front roofslope (demolition of conservatory and existing store)
16 Sumner Road, West Harrow, Harrow, HA1 4BU · premises record
Certificate of Lawful Development Existing
Approved
2015-08-14
CERTIFICATE OF LAWFUL DEVELOPMENT (PROPOSED): REAR DORMER; INSTALLATION OF THREE ROOFLIGHTS IN FRONT ROOFSLOPE; EXTENSION OF SOIL VENT PIPE
46 Sumner Road, West Harrow, Harrow, HA1 4BU · premises record
Certificate of Lawful Development Existing
Approved
2015-03-04
SINGLE STOREY REAR EXTENSION
46 Sumner Road, West Harrow, Harrow, HA1 4BU · premises record
Householder
Approved
2012-07-30
PROPOSED LOFT CONVERSION INCORPORATING REAR DORMER
22 Sumner Road, West Harrow, Harrow, HA1 4BU · premises record
Certificate of Lawful Development Existing
Approved
2006-06-06
CERTIFICATE OF LAWFUL PROPOSED DEVELOPMENT: REAR DORMER AND FRONT ROOFLIGHTS
18 Sumner Road, West Harrow, Harrow, HA1 4BU · premises record
Certificate of Lawful Development Existing
Approved
2005-08-25
CERTIFICATE OF LAWFUL DEVELOPMENT (PROPOSED): Alterations to roof; rear dormer; three rooflights in front roofslope; extension to SVP
46 Sumner Road, West Harrow, Harrow, HA1 4BU · premises record
Approved
2022-12-14
More
Certificate of Lawful Development Existing
CERTIFICATE OF LAWFUL DEVELOPMENT (PROPOSED): Single storey rear extension
26 Sumner Road, West Harrow, Harrow, HA1 4BU · premises record
Applicant Ms Isabelle Sagra · Agent (T R Harris (Design & Surveying Services) Ltd) · Officer BLYTH Blythe Smith
Approved
2019-08-15
More
Certificate of Lawful Development Existing
Single Storey Rear Extension: 5 metres deep, 3.8 metres maximum height, 2.8 metres high to the eaves
18 Sumner Road, West Harrow, Harrow, HA1 4BU · premises record
Refused
2019-02-12
More
Prior Notification - Larger Home Extension
Show all 10 rows
Certificate of lawful development (proposed): Rear dormer; installation of three rooflights to front roofslope
10 Sumner Road, West Harrow, Harrow, HA1 4BU · premises record
Applicant Ms C Burrell · Officer Kimry Schlacter
Approved
2019-01-23
More
Certificate of Lawful Development Existing
CERTIFICATE OF LAWFUL DEVELOPMENT (PROPOSED): Rear dormer with Juiliette balcony to create habitable roofspace; rooflights in front roofslope and dormer
22 Sumner Road, West Harrow, Harrow, HA1 4BU · premises record
Approved
2016-06-21
More
Certificate of Lawful Development Existing
Certificate of Lawful Development (Proposed): Single storey rear extension; rear dormer with juliette balcony; installation of two rooflights in front roofslope (demolition of conservatory and existing store)
16 Sumner Road, West Harrow, Harrow, HA1 4BU · premises record
Approved
2015-08-14
More
Certificate of Lawful Development Existing
CERTIFICATE OF LAWFUL DEVELOPMENT (PROPOSED): REAR DORMER; INSTALLATION OF THREE ROOFLIGHTS IN FRONT ROOFSLOPE; EXTENSION OF SOIL VENT PIPE
46 Sumner Road, West Harrow, Harrow, HA1 4BU · premises record
Approved
2015-03-04
More
Certificate of Lawful Development Existing
SINGLE STOREY REAR EXTENSION
46 Sumner Road, West Harrow, Harrow, HA1 4BU · premises record
Approved
2012-07-30
More
Householder
PROPOSED LOFT CONVERSION INCORPORATING REAR DORMER
22 Sumner Road, West Harrow, Harrow, HA1 4BU · premises record
Approved
2006-06-06
More
Certificate of Lawful Development Existing
CERTIFICATE OF LAWFUL PROPOSED DEVELOPMENT: REAR DORMER AND FRONT ROOFLIGHTS
18 Sumner Road, West Harrow, Harrow, HA1 4BU · premises record
Approved
2005-08-25
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 10 applications in this postcode — the party who applied, not the owner or occupier.
Name
Details
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 1 application
Applicant on 1 application
Applicant on 1 application
Applicant on 1 application
Applicant on 1 application
Applicant on 1 application
Applicant on 1 application
Show all 10 rows
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 1 application
Development
What could it become?
Planning precedent10 applications and 14 mapped decisions in this postcode — precedent for what has been permitted and refused here.
Energy21 EPC records; ratings C: 12, D: 6, E: 3.
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.
No intent signal is currently recorded in this postcode.
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.