Postcode record · Harrow
HA1 4XF.
HA1 4XF has 20 known premises and 14 planning records — 6 approved of 10 decided (60%). 15 EPC records.
Postcode HA1 4XF · boundary not held, centred on the postcodeApprovedRefusedOther14 on the map — every match
At a glance · this postcodeHarrow profile →
20
Premises
known addresses (UPRNs)
14
Applications
10 decided
60%
Approval rate
6 approved · 4 refused
56 days
Median decision time
average 60 days · 14 dated decisions
15
EPC records
ratings C 3 · D 10 · E 2
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 4XF has 20 known premises and 14 planning records — 6 approved of 10 decided (60%). 15 EPC records.
Premises (18 of 20 shown)
Name
Details
UPRN 100021267057
UPRN 100021267059
UPRN 100021267061
UPRN 100021267063
UPRN 100021267065
UPRN 100021267067
UPRN 100021267069
UPRN 100021267071
UPRN 100021267073
UPRN 100021267075
UPRN 100021267057
UPRN 100021267059
UPRN 100021267061
Show all 10 rows
UPRN 100021267063
UPRN 100021267065
UPRN 100021267067
UPRN 100021267069
UPRN 100021267071
UPRN 100021267073
UPRN 100021267075
Planning
What happened?
14 planning applications across the postcode; 6 approved of 10 decided (60%). Latest 14 shown.
Reference
Proposal · address
Type
Outcome
Date · distance
Certificate of Lawful Development (Proposed): Change of use from C3 (Dwelling houses) to C4 (HMO for up to 6 persons)
1 Harley Road, Harrow, HA1 4XF · premises record
Officer Deborah Ewenla5
Certificate of Lawful Development Proposed
Refused
2026-02-28
Single storey side to rear extension (Demolition of rear conservatory)
1 Harley Road, Harrow, HA1 4XF · premises record
Officer Deborah Ewenla1
Householder
Approved
2025-02-18
Single and two storey rear extension
29 Harley Road, Harrow, HA1 4XF · premises record
Officer Lee Connor
Householder
Approved
2024-09-12
CERTIFICATE OF LAWFUL DEVELOPMENT (PROPOSED): Outbuilding at rear for use as study; removal of chimney stack from main dwelling
31 Harley Road, Harrow, HA1 4XF · premises record
Officer Marcus Boddy
Certificate of Lawful Development Existing
Refused
2023-09-21
Single storey rear extension; external alterations
31 Harley Road, Harrow, HA1 4XF · premises record
Officer Marcus Boddy
Householder
Approved
2023-09-20
Single Storey Rear Extension: 6.00 metres deep, 3.60 metres maximum height, 3.00 metres high to the eaves
3 Harley Road, Harrow, HA1 4XF · premises record
Officer AIG Aine Goggin
Prior Notification - Larger Home Extension
Not required
2021-07-05
CERTIFICATE OF LAWFUL DEVELOPMENT (PROPOSED): Outbuilding at rear for use as gym (part demolition of detached garage and store)
5 Harley Road, Harrow, HA1 4XF · premises record
Officer FEC Fernanda Calore
Certificate of Lawful Development Existing
Approved
2021-03-22
Single Storey Rear Extension: 6.00 metres deep, 3.00 metres maximum height, 3.00 metres high to the eaves
5 Harley Road, Harrow, HA1 4XF · premises record
Officer JD Josephine Dutton
Prior Notification - Larger Home Extension
Not required
2021-03-22
Single Storey Rear Extension: 6.00 metres deep, 3.60 metres maximum height, 3.00 metres high to the eaves
1 Harley Road, Harrow, HA1 4XF · premises record
Officer JD Josephine Dutton
Prior Notification - Larger Home Extension
Not required
2021-03-19
Single storey rear extension
33 Harley Road, Harrow, HA1 4XF · premises record
Officer WILLHO Will Hossack
Householder
Approved
2019-04-29
Certificate of Lawful Development (Proposed): Change of use from C3 (Dwelling houses) to C4 (HMO for up to 6 persons)
1 Harley Road, Harrow, HA1 4XF · premises record
Officer Deborah Ewenla5
Refused
2026-02-28
More
Certificate of Lawful Development Proposed
Single storey side to rear extension (Demolition of rear conservatory)
1 Harley Road, Harrow, HA1 4XF · premises record
Officer Deborah Ewenla1
Approved
2025-02-18
More
Householder
Single and two storey rear extension
29 Harley Road, Harrow, HA1 4XF · premises record
Officer Lee Connor
Approved
2024-09-12
More
Householder
Show all 10 rows
CERTIFICATE OF LAWFUL DEVELOPMENT (PROPOSED): Outbuilding at rear for use as study; removal of chimney stack from main dwelling
31 Harley Road, Harrow, HA1 4XF · premises record
Officer Marcus Boddy
Refused
2023-09-21
More
Certificate of Lawful Development Existing
Single storey rear extension; external alterations
31 Harley Road, Harrow, HA1 4XF · premises record
Officer Marcus Boddy
Approved
2023-09-20
More
Householder
Single Storey Rear Extension: 6.00 metres deep, 3.60 metres maximum height, 3.00 metres high to the eaves
3 Harley Road, Harrow, HA1 4XF · premises record
Officer AIG Aine Goggin
Not required
2021-07-05
More
Prior Notification - Larger Home Extension
CERTIFICATE OF LAWFUL DEVELOPMENT (PROPOSED): Outbuilding at rear for use as gym (part demolition of detached garage and store)
5 Harley Road, Harrow, HA1 4XF · premises record
Officer FEC Fernanda Calore
Approved
2021-03-22
More
Certificate of Lawful Development Existing
Single Storey Rear Extension: 6.00 metres deep, 3.00 metres maximum height, 3.00 metres high to the eaves
5 Harley Road, Harrow, HA1 4XF · premises record
Officer JD Josephine Dutton
Not required
2021-03-22
More
Prior Notification - Larger Home Extension
Single Storey Rear Extension: 6.00 metres deep, 3.60 metres maximum height, 3.00 metres high to the eaves
1 Harley Road, Harrow, HA1 4XF · premises record
Officer JD Josephine Dutton
Not required
2021-03-19
More
Prior Notification - Larger Home Extension
Single storey rear extension
33 Harley Road, Harrow, HA1 4XF · premises record
Officer WILLHO Will Hossack
Approved
2019-04-29
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).
Harley Road0 mWalton Road0 mHarley Crescent36 mHarrow View48 mBolton Road53 mUrban Footpath 69 From 33 Harley Crescent To Marlborough Hill Between 113 And Primary School54 m
People
Who is involved?
Named on the latest 14 applications in this postcode — the party who applied, not the owner or occupier.
Name
Details
Case officer on 2 applications
Case officer on 2 applications
Case officer on 1 application
Case officer on 1 application
Case officer on 1 application
Case officer on 1 application
Case officer on 1 application
Case officer on 1 application
Case officer on 1 application
Case officer on 1 application
Case officer on 2 applications
Case officer on 2 applications
Case officer on 1 application
Show all 10 rows
Case officer on 1 application
Case officer on 1 application
Case officer on 1 application
Case officer on 1 application
Case officer on 1 application
Case officer on 1 application
Case officer on 1 application
Development
What could it become?
Planning precedent14 applications and 14 mapped decisions in this postcode — precedent for what has been permitted and refused here.
Energy15 EPC records; ratings C: 3, D: 10, 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.
Boundary: OS Postcode Unit areas (Ordnance Survey), 2026-08-14. Planning records: canonical stage2. EPC: EPC register. Premises: OS AddressBase / UPRN.