Postcode record · Harrow
HA1 4AQ.
HA1 4AQ has 41 known premises and 48 planning records — 36 approved of 43 decided (83.7%). 26 EPC records.
Postcode HA1 4AQ · boundary not held, centred on the postcodeApprovedRefusedOther48 exact1 approximate49 on the map — every match
At a glance · this postcodeHarrow profile →
41
Premises
known addresses (UPRNs)
48
Applications
43 decided
83.7%
Approval rate
36 approved · 7 refused
26
EPC records
ratings C 3 · D 14 · E 6 · F 3
49
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 4AQ has 41 known premises and 48 planning records — 36 approved of 43 decided (83.7%). 26 EPC records.
Premises (18 of 41 shown)
Name
Details
UPRN 100021295268
UPRN 100021295270
UPRN 100021295272
UPRN 100021295274
UPRN 100021295276
UPRN 100021295278
UPRN 100021295280
UPRN 100021295282
UPRN 100021295284
UPRN 100021295286
UPRN 100021295268
UPRN 100021295270
UPRN 100021295272
Show all 10 rows
UPRN 100021295274
UPRN 100021295276
UPRN 100021295278
UPRN 100021295280
UPRN 100021295282
UPRN 100021295284
UPRN 100021295286
Planning
What happened?
48 planning applications across the postcode; 36 approved of 43 decided (83.7%). Latest 30 shown.
Reference
Proposal · address
Type
Outcome
Date · distance
Single storey side to rear extension
170 Whitmore Road, West Harrow, Harrow, HA1 4AQ · premises record
Householder
Pending Consideration
2026-04-24
Certificate of Lawful Development (Proposed): Alterations and extension to roof to form end gable; rear dormer; two rooflights in front roof slope; windows in end gable; installation of rooflights in side roof slopes at front
168 Whitmore Road, West Harrow, Harrow, HA1 4AQ · premises record
Certificate of Lawful Development Proposed
Approved
2025-03-01
Certificate of Lawful Proposed Development: Alterations to roof to form end gable and rear dormer, installation of one roof light in front elevation, one in left roof slope, one in right roof slope and two new windows in end gable, relocation of window in first floor side elevation
166 Whitmore Road, West Harrow, Harrow, HA1 4AQ · premises record
Certificate of Lawful Development Proposed
Approved
2024-07-22
Single storey side to rear extension; external alterations (demolition of attached garage and side extension)
104 Whitmore Road, West Harrow, Harrow, HA1 4AQ · premises record
Householder
Approved
2022-04-22
Single storey side to rear extension; external alterations (demolition of detached garage and car port)
98 Whitmore Road, West Harrow, Harrow, HA1 4AQ · premises record
Applicant Mr Mark Brind · Officer ASP Asia Pineau
Householder
Approved
2021-10-18
CERTIFICATE OF LAWFUL DEVELOPMENT (PROPOSED): Alterations and extension to roof to form end gable; rear dormer; two rooflights in front roofslope; two windows in end gable
154 Whitmore Road, West Harrow, Harrow, HA1 4AQ · premises record
Applicant Mr Vincent Reynolds · Agent (T R Harris (Design & Surveying Services) Ltd) · Officer BTH Ben Thompson
Certificate of Lawful Development Existing
Refused
2021-10-13
CERTIFICATE OF LAWFUL DEVELOPMENT (PROPOSED): Alterations to roof to form end gable, rear dormer with juliette balcony, insertion of two rooflights in front roofslope and window in side of end gable
114 Whitmore Road, West Harrow, Harrow, HA1 4AQ · premises record
Certificate of Lawful Development Existing
Approved
2020-12-09
Single storey side to rear extension (demolition of detached garage)
100 Whitmore Road, West Harrow, Harrow, HA1 4AQ · premises record
Householder
Approved
2020-03-09
Single Storey Rear Extension: 4.5 metres deep, 3.2 metres maximum height, 2.89 metres high to the eaves
100 Whitmore Road, West Harrow, Harrow, HA1 4AQ · premises record
Prior Notification - Larger Home Extension
Not required
2020-01-24
Single storey side and rear extensions; conversion of detached garage to garden store (part demolition of detached garage and car port)
98 Whitmore Road, West Harrow, Harrow, HA1 4AQ · premises record
Applicant Mr Mark Brind · Officer BLYTH Blythe Smith
Householder
Approved
2019-12-30
Single storey side to rear extension
170 Whitmore Road, West Harrow, Harrow, HA1 4AQ · premises record
Pending Consideration
2026-04-24
More
Householder
Certificate of Lawful Development (Proposed): Alterations and extension to roof to form end gable; rear dormer; two rooflights in front roof slope; windows in end gable; installation of rooflights in side roof slopes at front
168 Whitmore Road, West Harrow, Harrow, HA1 4AQ · premises record
Approved
2025-03-01
More
Certificate of Lawful Development Proposed
Certificate of Lawful Proposed Development: Alterations to roof to form end gable and rear dormer, installation of one roof light in front elevation, one in left roof slope, one in right roof slope and two new windows in end gable, relocation of window in first floor side elevation
166 Whitmore Road, West Harrow, Harrow, HA1 4AQ · premises record
Approved
2024-07-22
More
Certificate of Lawful Development Proposed
Show all 10 rows
Single storey side to rear extension; external alterations (demolition of attached garage and side extension)
104 Whitmore Road, West Harrow, Harrow, HA1 4AQ · premises record
Approved
2022-04-22
More
Householder
Single storey side to rear extension; external alterations (demolition of detached garage and car port)
98 Whitmore Road, West Harrow, Harrow, HA1 4AQ · premises record
Applicant Mr Mark Brind · Officer ASP Asia Pineau
Approved
2021-10-18
More
Householder
CERTIFICATE OF LAWFUL DEVELOPMENT (PROPOSED): Alterations and extension to roof to form end gable; rear dormer; two rooflights in front roofslope; two windows in end gable
154 Whitmore Road, West Harrow, Harrow, HA1 4AQ · premises record
Applicant Mr Vincent Reynolds · Agent (T R Harris (Design & Surveying Services) Ltd) · Officer BTH Ben Thompson
Refused
2021-10-13
More
Certificate of Lawful Development Existing
CERTIFICATE OF LAWFUL DEVELOPMENT (PROPOSED): Alterations to roof to form end gable, rear dormer with juliette balcony, insertion of two rooflights in front roofslope and window in side of end gable
114 Whitmore Road, West Harrow, Harrow, HA1 4AQ · premises record
Approved
2020-12-09
More
Certificate of Lawful Development Existing
Single storey side to rear extension (demolition of detached garage)
100 Whitmore Road, West Harrow, Harrow, HA1 4AQ · premises record
Approved
2020-03-09
More
Householder
Single Storey Rear Extension: 4.5 metres deep, 3.2 metres maximum height, 2.89 metres high to the eaves
100 Whitmore Road, West Harrow, Harrow, HA1 4AQ · premises record
Not required
2020-01-24
More
Prior Notification - Larger Home Extension
Single storey side and rear extensions; conversion of detached garage to garden store (part demolition of detached garage and car port)
98 Whitmore Road, West Harrow, Harrow, HA1 4AQ · premises record
Applicant Mr Mark Brind · Officer BLYTH Blythe Smith
Approved
2019-12-30
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).
Shaftesbury Avenue0 mDrury Road0 mWhitmore Road0 mThe Ridgeway0 mWelbeck Road0 mUrban Footpath 153 From West Harrow Recreation Ground Butler Road To Shaftesbury Avenue Entrance5 mLance Road32 mTwyford Road58 m
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
Applicant on 1 application
Applicant on 1 application
Applicant on 1 application
Applicant on 1 application
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
Applicant on 1 application
Applicant on 1 application
Applicant on 1 application
Applicant on 1 application
Development
What could it become?
Planning precedent48 applications and 49 mapped decisions in this postcode — precedent for what has been permitted and refused here.
Energy26 EPC records; ratings C: 3, D: 14, E: 6, F: 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.
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.