Postcode record · Brent
HA3 0JP.
HA3 0JP has 18 known premises and 52 planning records — 32 approved of 51 decided (62.7%). 8 EPC records.
Postcode HA3 0JP · boundary not held, centred on the postcodeApprovedRefusedOther52 on the map — every match
At a glance · this postcodeBrent profile →
18
Premises
known addresses (UPRNs)
52
Applications
51 decided
62.7%
Approval rate
32 approved · 18 refused
60 days
Median decision time
average 74 days · 51 dated decisions
8
EPC records
ratings D 4 · E 3 · F 1
52
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 0JP has 18 known premises and 52 planning records — 32 approved of 51 decided (62.7%). 8 EPC records.
Premises
Name
Details
UPRN 202066645
UPRN 202066647
UPRN 202066649
UPRN 202066651
UPRN 202066653
UPRN 202066655
UPRN 202066656
UPRN 202066658
UPRN 202066659
UPRN 202066660
UPRN 202066645
UPRN 202066647
UPRN 202066649
Show all 10 rows
UPRN 202066651
UPRN 202066653
UPRN 202066655
UPRN 202066656
UPRN 202066658
UPRN 202066659
UPRN 202066660
Planning
What happened?
52 planning applications across the postcode; 32 approved of 51 decided (62.7%). Latest 30 shown.
Reference
Proposal · address
Type
Outcome
Date · distance
Proposed replacement of roof tiles to dwellinghouse
28 Mount Stewart Avenue, Harrow, HA3 0JP · premises record
Officer Marla Butlin
Householder
Registered
2026-05-25
Proposed erection of front extension to garage, part first floor front extension and side to rear extension, rear dormer extension and 2x rooflights to dwellinghouse
30 Mount Stewart Avenue, Harrow, HA3 0JP · premises record
Officer Janseway Cheung
Householder
Approved
2026-01-19
Demolition of existing shed and erection of single-storey plant room and outbuilding in rear garden of dwellinghouse
30 Mount Stewart Avenue, Harrow, HA3 0JP · premises record
Officer Janseway Cheung
Householder
Approved
2025-09-24
Variation of condition 2 (Approved drawings) to allow Installation of 1x side and 1x rear rooflights Installation of 1x side window , of Householder planning permission application reference 25/0498 dated 14/05/2025 for Proposed part front, rear and side extension to the first floor, rear dormer extension, and enlargement of the garage door windows to dwellinghouse (Revised Description)
30 Mount Stewart Avenue, Harrow, HA3 0JP · premises record
Officer Janseway Cheung
Variation of Conditions
Approved
2025-09-23
Demolition of existing front porch and proposed erection of front porch extension to dwellinghouse
30 Mount Stewart Avenue, Harrow, HA3 0JP · premises record
Officer Janseway Cheung
Householder
Refused
2025-09-23
Proposed part front, rear and side extension to the first floor, rear dormer extension, and enlargement of the garage door windows to dwellinghouse (Revised Description)
30 Mount Stewart Avenue, Harrow, HA3 0JP · premises record
Officer Janseway Cheung
Householder
Approved
2025-02-21
Non material amendment (Replacement of side door with side window and side access door on the ground floor) of Householder application reference 24/1179 dated 03/06/2024 for Conversion of integral garage into habitable room with replacement of garage doors to dwellinghouse
10 Mount Stewart Avenue, Harrow, HA3 0JP · premises record
Officer Charlie van Oppen
Non-material amendments
Approved
2024-06-21
Conversion of integral garage into habitable room with replacement of garage door with window to dwellinghouse
10 Mount Stewart Avenue, Harrow, HA3 0JP · premises record
Officer Charlie van Oppen
Householder
Refused
2023-11-22
T1: Evergreen tree to front of property to be cut down to a manageable height
14 Mount Stewart Avenue, Harrow, HA3 0JP · premises record
Officer Julie Hughes
Conservation Area Tree Notification
Approved
2023-05-18
Details pursuant to condition 4 (materials) of Householder reference 19/2452 dated 18 September, 2019, for Proposed two storey side extension and front porch to dwellinghouse
2 Mount Stewart Avenue, Harrow, HA3 0JP · premises record
Officer Sabrina Mohammed
Conditions pursuant to a full permission
Approved
2022-05-20
Proposed replacement of roof tiles to dwellinghouse
28 Mount Stewart Avenue, Harrow, HA3 0JP · premises record
Officer Marla Butlin
Registered
2026-05-25
More
Householder
Proposed erection of front extension to garage, part first floor front extension and side to rear extension, rear dormer extension and 2x rooflights to dwellinghouse
30 Mount Stewart Avenue, Harrow, HA3 0JP · premises record
Officer Janseway Cheung
Approved
2026-01-19
More
Householder
Demolition of existing shed and erection of single-storey plant room and outbuilding in rear garden of dwellinghouse
30 Mount Stewart Avenue, Harrow, HA3 0JP · premises record
Officer Janseway Cheung
Approved
2025-09-24
More
Householder
Show all 10 rows
Variation of condition 2 (Approved drawings) to allow Installation of 1x side and 1x rear rooflights Installation of 1x side window , of Householder planning permission application reference 25/0498 dated 14/05/2025 for Proposed part front, rear and side extension to the first floor, rear dormer extension, and enlargement of the garage door windows to dwellinghouse (Revised Description)
30 Mount Stewart Avenue, Harrow, HA3 0JP · premises record
Officer Janseway Cheung
Approved
2025-09-23
More
Variation of Conditions
Demolition of existing front porch and proposed erection of front porch extension to dwellinghouse
30 Mount Stewart Avenue, Harrow, HA3 0JP · premises record
Officer Janseway Cheung
Refused
2025-09-23
More
Householder
Proposed part front, rear and side extension to the first floor, rear dormer extension, and enlargement of the garage door windows to dwellinghouse (Revised Description)
30 Mount Stewart Avenue, Harrow, HA3 0JP · premises record
Officer Janseway Cheung
Approved
2025-02-21
More
Householder
Non material amendment (Replacement of side door with side window and side access door on the ground floor) of Householder application reference 24/1179 dated 03/06/2024 for Conversion of integral garage into habitable room with replacement of garage doors to dwellinghouse
10 Mount Stewart Avenue, Harrow, HA3 0JP · premises record
Officer Charlie van Oppen
Approved
2024-06-21
More
Non-material amendments
Conversion of integral garage into habitable room with replacement of garage door with window to dwellinghouse
10 Mount Stewart Avenue, Harrow, HA3 0JP · premises record
Officer Charlie van Oppen
Refused
2023-11-22
More
Householder
T1: Evergreen tree to front of property to be cut down to a manageable height
14 Mount Stewart Avenue, Harrow, HA3 0JP · premises record
Officer Julie Hughes
Approved
2023-05-18
More
Conservation Area Tree Notification
Details pursuant to condition 4 (materials) of Householder reference 19/2452 dated 18 September, 2019, for Proposed two storey side extension and front porch to dwellinghouse
2 Mount Stewart Avenue, Harrow, HA3 0JP · premises record
Officer Sabrina Mohammed
Approved
2022-05-20
More
Conditions pursuant to a full permission
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 18 premises each one covers.
Designation
Coverage
Article 4 Direction Area
Article 4 for HMOs · reference A4D_HMO1 · covers 18 of 18 premises. Some normally permitted changes may require planning permission.
Article 4 Direction Area
Mount Stewart · reference A4D_CA6 · covers 18 of 18 premises. Some normally permitted changes may require planning permission.
Conservation Area
Mount Stewart · reference CA11 · covers 18 of 18 premises. Demolition, alterations, trees and design are subject to additional heritage controls.
Article 4 Direction Area
Article 4 for HMOs · reference A4D_HMO1 · covers 18 of 18 premises. Some normally permitted changes may require planning permission.
Article 4 Direction Area
Mount Stewart · reference A4D_CA6 · covers 18 of 18 premises. Some normally permitted changes may require planning permission.
Conservation Area
Mount Stewart · reference CA11 · covers 18 of 18 premises. Demolition, alterations, trees and design are subject to additional heritage controls.
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
Case officer on 5 applications
Case officer on 4 applications
Case officer on 3 applications
Case officer on 2 applications
Case officer on 2 applications
Case officer on 2 applications
Case officer on 2 applications
Case officer on 2 applications
Case officer on 2 applications
Case officer on 1 application
Case officer on 5 applications
Case officer on 4 applications
Case officer on 3 applications
Show all 10 rows
Case officer on 2 applications
Case officer on 2 applications
Case officer on 2 applications
Case officer on 2 applications
Case officer on 2 applications
Case officer on 2 applications
Case officer on 1 application
Development
What could it become?
Planning precedent52 applications and 52 mapped decisions in this postcode — precedent for what has been permitted and refused here.
Energy8 EPC records; ratings D: 4, E: 3, F: 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
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.
7 intent signals recorded in this postcode
EPC F/G · Repeat refusal · Long hold · HMO licensed
Subscribe to see the signals →Boundary: OS Postcode Unit areas (Ordnance Survey), 2026-08-14. Planning records: canonical stage2. EPC: EPC register. Premises: OS AddressBase / UPRN.