Postcode record · Harrow
HA3 5SE.
HA3 5SE has 42 known premises and 21 planning records — 12 approved of 21 decided (57.1%). 30 EPC records.
Postcode HA3 5SE · boundary not held, centred on the postcodeApprovedRefusedOther21 on the map — every match
At a glance · this postcodeHarrow profile →
42
Premises
known addresses (UPRNs)
21
Applications
21 decided
57.1%
Approval rate
12 approved · 5 refused
30
EPC records
ratings B 1 · C 5 · D 22 · E 2
21
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 5SE has 42 known premises and 21 planning records — 12 approved of 21 decided (57.1%). 30 EPC records.
Premises (18 of 42 shown)
Name
Details
UPRN 100021294248
UPRN 100021294250
UPRN 100021294252
UPRN 100021294253
UPRN 100021294254
UPRN 100021294256
UPRN 100021294258
UPRN 100021294260
UPRN 100021294262
UPRN 100021294264
UPRN 100021294248
UPRN 100021294250
UPRN 100021294252
Show all 10 rows
UPRN 100021294253
UPRN 100021294254
UPRN 100021294256
UPRN 100021294258
UPRN 100021294260
UPRN 100021294262
UPRN 100021294264
Planning
What happened?
21 planning applications across the postcode; 12 approved of 21 decided (57.1%). Latest 21 shown.
Reference
Proposal · address
Type
Outcome
Date · distance
Single and two storey side extension; rear dormer; one rooflight in front roof slope; external alterations
80 Wellington Road, Wealdstone, Harrow, HA3 5SE · premises record
Householder
Refused
2025-11-07
CERTIFICATE OF LAWFUL DEVELOPMENT (PROPOSED): Rear Dormer (and two rooflight in front roofslope).
18 Wellington Road, Wealdstone, Harrow, HA3 5SE · premises record
Certificate of Lawful Development Existing
Approved
2023-05-17
Single storey side extension; single storey rear extension; external alterations
18 Wellington Road, Wealdstone, Harrow, HA3 5SE · premises record
Householder
Approved
2023-05-17
Single storey side to rear extension; external alterations
24 Wellington Road, Wealdstone, Harrow, HA3 5SE · premises record
Householder
Approved
2022-10-31
Conversion of dwelling to two flats (1 x 1 bed & 1 x 2 beds); parking; separate amenity space; boundary treatment; bin / cycle storage
80 Wellington Road, Wealdstone, Harrow, HA3 5SE · premises record
Full Planning Application
Refused
2020-01-07
CERTIFICATE OF LAWFUL DEVELOPMENT (EXISTING): Alterations to roof to form wrap around dormer to side and rear roof slopes; two rooflights in front roofslope; single storey rear extension (Following Established Prior Approval Ref: P/1786/18/PRIOR)
80 Wellington Road, Wealdstone, Harrow, HA3 5SE · premises record
Certificate of Lawful Development Existing
Approved
2019-10-30
CERTIFICATE OF LAWFUL DEVELOPMENT (EXISTING): Alterations to roof to form wrap around dormer to side and rear roof slopes; two rooflights in front roofslope; single storey rear extension (Following Established Prior Approval Ref: P/1786/18/PRIOR)
80 Wellington Road, Wealdstone, Harrow, HA3 5SE · premises record
Certificate of Lawful Development Existing
Refused
2019-07-30
Conversion of single dwelling into two flats (2 x 1 beds); rear dormer; rooflight in front roofslope; external alterations; private amenity space for ground floor flat; landscaping; bin / cycle storage
78 Wellington Road, Wealdstone, Harrow, HA3 5SE · premises record
Full Planning Application
Approved
2019-07-05
Certificate of Lawful Development (Existing): Wrap-around dormer at rear and installation of two rooflights in front roofslope; Single storey rear extension (Following Established Prior Approval Ref: P/1786/18/PRIOR)
80 Wellington Road, Wealdstone, Harrow, HA3 5SE · premises record
Certificate of Lawful Development Existing
Withdrawn
2019-04-10
Certificate of Lawful Development (Proposed): Rear dormer and insertion of two rooflights in front roofslope
78 Wellington Road, Wealdstone, Harrow, HA3 5SE · premises record
Certificate of Lawful Development Existing
Approved
2019-01-18
Single and two storey side extension; rear dormer; one rooflight in front roof slope; external alterations
80 Wellington Road, Wealdstone, Harrow, HA3 5SE · premises record
Refused
2025-11-07
More
Householder
CERTIFICATE OF LAWFUL DEVELOPMENT (PROPOSED): Rear Dormer (and two rooflight in front roofslope).
18 Wellington Road, Wealdstone, Harrow, HA3 5SE · premises record
Approved
2023-05-17
More
Certificate of Lawful Development Existing
Single storey side extension; single storey rear extension; external alterations
18 Wellington Road, Wealdstone, Harrow, HA3 5SE · premises record
Approved
2023-05-17
More
Householder
Show all 10 rows
Single storey side to rear extension; external alterations
24 Wellington Road, Wealdstone, Harrow, HA3 5SE · premises record
Approved
2022-10-31
More
Householder
Conversion of dwelling to two flats (1 x 1 bed & 1 x 2 beds); parking; separate amenity space; boundary treatment; bin / cycle storage
80 Wellington Road, Wealdstone, Harrow, HA3 5SE · premises record
Refused
2020-01-07
More
Full Planning Application
CERTIFICATE OF LAWFUL DEVELOPMENT (EXISTING): Alterations to roof to form wrap around dormer to side and rear roof slopes; two rooflights in front roofslope; single storey rear extension (Following Established Prior Approval Ref: P/1786/18/PRIOR)
80 Wellington Road, Wealdstone, Harrow, HA3 5SE · premises record
Approved
2019-10-30
More
Certificate of Lawful Development Existing
CERTIFICATE OF LAWFUL DEVELOPMENT (EXISTING): Alterations to roof to form wrap around dormer to side and rear roof slopes; two rooflights in front roofslope; single storey rear extension (Following Established Prior Approval Ref: P/1786/18/PRIOR)
80 Wellington Road, Wealdstone, Harrow, HA3 5SE · premises record
Refused
2019-07-30
More
Certificate of Lawful Development Existing
Conversion of single dwelling into two flats (2 x 1 beds); rear dormer; rooflight in front roofslope; external alterations; private amenity space for ground floor flat; landscaping; bin / cycle storage
78 Wellington Road, Wealdstone, Harrow, HA3 5SE · premises record
Approved
2019-07-05
More
Full Planning Application
Certificate of Lawful Development (Existing): Wrap-around dormer at rear and installation of two rooflights in front roofslope; Single storey rear extension (Following Established Prior Approval Ref: P/1786/18/PRIOR)
80 Wellington Road, Wealdstone, Harrow, HA3 5SE · premises record
Withdrawn
2019-04-10
More
Certificate of Lawful Development Existing
Certificate of Lawful Development (Proposed): Rear dormer and insertion of two rooflights in front roofslope
78 Wellington Road, Wealdstone, Harrow, HA3 5SE · premises record
Approved
2019-01-18
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 21 applications in this postcode — the party who applied, not the owner or occupier.
Name
Details
Applicant on 6 applications
Applicant on 2 applications
Applicant on 2 applications
Applicant on 2 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 6 applications
Applicant on 2 applications
Applicant on 2 applications
Show all 10 rows
Applicant on 2 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
Development
What could it become?
Planning precedent21 applications and 21 mapped decisions in this postcode — precedent for what has been permitted and refused here.
Energy30 EPC records; ratings B: 1, C: 5, D: 22, 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.
15 intent signals recorded in this postcode
Charge registered · Portfolio seller · Price decline · 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.