Postcode record · Brent
HA3 9SQ.
HA3 9SQ has 30 known premises and 31 planning records — 13 approved of 31 decided (41.9%). 13 EPC records.
Postcode HA3 9SQ · boundary not held, centred on the postcodeApprovedRefusedOther31 exact31 on the map — every match
At a glance · this postcodeBrent profile →
30
Premises
known addresses (UPRNs)
31
Applications
31 decided
41.9%
Approval rate
13 approved · 9 refused
13
EPC records
ratings C 4 · D 8 · E 1
31
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?
HA3 9SQ has 30 known premises and 31 planning records — 13 approved of 31 decided (41.9%). 13 EPC records.
Premises (18 of 30 shown)
Name
Details
UPRN 202057209
UPRN 202057211
UPRN 202057213
UPRN 202057215
UPRN 202057217
UPRN 202057219
UPRN 202057221
UPRN 202057223
UPRN 202057226
UPRN 202057228
UPRN 202057209
UPRN 202057211
UPRN 202057213
Show all 10 rows
UPRN 202057215
UPRN 202057217
UPRN 202057219
UPRN 202057221
UPRN 202057223
UPRN 202057226
UPRN 202057228
Planning
What happened?
31 planning applications across the postcode; 13 approved of 31 decided (41.9%). Latest 30 shown.
Reference
Proposal · address
Type
Outcome
Date · distance
Prior approval for a single storey rear extension to dwellinghouse, in metres: Extending beyond the rear wall of the original house - 6.00m Maximum height - 3.00m Eaves height - 3.00m
91 Preston Hill, Harrow, HA3 9SQ · premises record
Prior Approval - Large householder
Not required
2025-11-07
Certificate of lawfulness for proposed hip to gable-end extension, loft conversion and a rear dormer extension, 3x front rooflights to the dwellinghouse
73 Preston Hill, Harrow, HA3 9SQ · premises record
Certificate of Lawfulness - Proposed
Approved
2025-04-22
Prior approval for a single storey rear extension to dwellinghouse, in metres: Extending beyond the rear wall of the original house - 6m Maximum height - 3m Eaves height - 2.9m
73 Preston Hill, Harrow, HA3 9SQ · premises record
Prior Approval - Large householder
Not required
2025-04-07
Details pursuant to condition 12 (Construction Method Statement) of Full Planning Permission reference 23/1569 dated 20/09/2023 for Demolition of detached side garage, proposed single-storey rear extension and roof alteration to create a rear dormer to the main property and proposed two-storey side to rear extension to create a self-contained dwelling including new dropped kerb, new fencing, hard and soft landscaping, car and cycle parking, refuse and recycle bins and sub-division of the garden space to provide amenity space
65 Preston Hill, Harrow, HA3 9SQ · premises record
Conditions pursuant to a full permission
Approved
2023-11-02
Demolition of detached side garage, proposed single-storey rear extension and roof alteration to create a rear dormer to the main property and proposed two-storey side to rear extension to create a self-contained dwelling including new dropped kerb, new fencing, hard and soft landscaping, car and cycle parking, refuse and recycle bins and sub-division of the garden space to provide amenity space
65 Preston Hill, Harrow, HA3 9SQ · premises record
Full Planning Permission
Approved
2023-05-04
Conversion of the dwelling house into 2 self-contained flats (1 x 3-bed ans 1 x 1-bed) involving the erection of a single storey rear extension and conversion of the existing rear garage into a habitable room.
83 Preston Hill, Harrow, HA3 9SQ · premises record
Full Planning Permission
Approved
2019-03-26
Certificate of lawfulness for proposed demolition of outbuilding and erection of single storey rear extension to dwellinghouse.
109 Preston Hill, Harrow, HA3 9SQ · premises record
Certificate of Lawfulness - Proposed
Approved
2018-11-21
Certificate of lawfulness for proposed single storey rear extension to dwellinghouse
105 Preston Hill, Harrow, HA3 9SQ · premises record
Certificate of Lawfulness - Proposed
Approved
2018-10-18
Prior approval for a single storey rear extension to dwellinghouse, in metres: Extending beyond the rear wall of the original house - 6m Maximum height - 3.15m Eaves height - 3m
109 Preston Hill, Harrow, HA3 9SQ · premises record
Prior Approval - Large householder
Not required
2018-10-12
Prior approval for a single storey rear extension to dwellinghouse, in metres: Extending beyond the rear wall of the original house - 6m Maximum height - 3.85m Eaves height - 2.85m
105 Preston Hill, Harrow, HA3 9SQ · premises record
Prior Approval - Large householder
Not required
2018-09-13
Prior approval for a single storey rear extension to dwellinghouse, in metres: Extending beyond the rear wall of the original house - 6.00m Maximum height - 3.00m Eaves height - 3.00m
91 Preston Hill, Harrow, HA3 9SQ · premises record
Not required
2025-11-07
More
Prior Approval - Large householder
Certificate of lawfulness for proposed hip to gable-end extension, loft conversion and a rear dormer extension, 3x front rooflights to the dwellinghouse
73 Preston Hill, Harrow, HA3 9SQ · premises record
Approved
2025-04-22
More
Certificate of Lawfulness - Proposed
Prior approval for a single storey rear extension to dwellinghouse, in metres: Extending beyond the rear wall of the original house - 6m Maximum height - 3m Eaves height - 2.9m
73 Preston Hill, Harrow, HA3 9SQ · premises record
Not required
2025-04-07
More
Prior Approval - Large householder
Show all 10 rows
Details pursuant to condition 12 (Construction Method Statement) of Full Planning Permission reference 23/1569 dated 20/09/2023 for Demolition of detached side garage, proposed single-storey rear extension and roof alteration to create a rear dormer to the main property and proposed two-storey side to rear extension to create a self-contained dwelling including new dropped kerb, new fencing, hard and soft landscaping, car and cycle parking, refuse and recycle bins and sub-division of the garden space to provide amenity space
65 Preston Hill, Harrow, HA3 9SQ · premises record
Approved
2023-11-02
More
Conditions pursuant to a full permission
Demolition of detached side garage, proposed single-storey rear extension and roof alteration to create a rear dormer to the main property and proposed two-storey side to rear extension to create a self-contained dwelling including new dropped kerb, new fencing, hard and soft landscaping, car and cycle parking, refuse and recycle bins and sub-division of the garden space to provide amenity space
65 Preston Hill, Harrow, HA3 9SQ · premises record
Approved
2023-05-04
More
Full Planning Permission
Conversion of the dwelling house into 2 self-contained flats (1 x 3-bed ans 1 x 1-bed) involving the erection of a single storey rear extension and conversion of the existing rear garage into a habitable room.
83 Preston Hill, Harrow, HA3 9SQ · premises record
Approved
2019-03-26
More
Full Planning Permission
Certificate of lawfulness for proposed demolition of outbuilding and erection of single storey rear extension to dwellinghouse.
109 Preston Hill, Harrow, HA3 9SQ · premises record
Approved
2018-11-21
More
Certificate of Lawfulness - Proposed
Certificate of lawfulness for proposed single storey rear extension to dwellinghouse
105 Preston Hill, Harrow, HA3 9SQ · premises record
Approved
2018-10-18
More
Certificate of Lawfulness - Proposed
Prior approval for a single storey rear extension to dwellinghouse, in metres: Extending beyond the rear wall of the original house - 6m Maximum height - 3.15m Eaves height - 3m
109 Preston Hill, Harrow, HA3 9SQ · premises record
Not required
2018-10-12
More
Prior Approval - Large householder
Prior approval for a single storey rear extension to dwellinghouse, in metres: Extending beyond the rear wall of the original house - 6m Maximum height - 3.85m Eaves height - 2.85m
105 Preston Hill, Harrow, HA3 9SQ · premises record
Not required
2018-09-13
More
Prior Approval - Large householder
Building control
Building-control records are not yet collected for Brent — the register is being gathered borough by borough (held so far: Lambeth, Brent, Ealing, Westminster, City and others).
Place
What affects it?
Every mapped designation touching a premises in this postcode, with how many of its 30 premises each one covers.
Designation
Coverage
Article 4 Direction Area
Article 4 for HMOs · reference A4D_HMO1 · covers 30 of 30 premises. Some normally permitted changes may require planning permission.
Article 4 Direction Area
Article 4 for HMOs · reference A4D_HMO1 · covers 30 of 30 premises. Some normally permitted changes may require planning permission.
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 4 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 1 application
Applicant on 4 applications
Applicant on 2 applications
Applicant on 2 applications
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 precedent31 applications and 31 mapped decisions in this postcode — precedent for what has been permitted and refused here.
Energy13 EPC records; ratings C: 4, D: 8, E: 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.