Postcode record · Islington
N4 3BY.
N4 3BY has 57 known premises and 26 planning records — 21 approved of 24 decided (87.5%). 39 EPC records.
Postcode N4 3BY · boundary not held, centred on the postcodeApprovedRefusedOther26 exact26 on the map — every match
At a glance · this postcodeIslington profile →
57
Premises
known addresses (UPRNs)
26
Applications
24 decided
87.5%
Approval rate
21 approved · 3 refused
39
EPC records
ratings C 8 · D 25 · E 5 · F 1
26
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?
N4 3BY has 57 known premises and 26 planning records — 21 approved of 24 decided (87.5%). 39 EPC records.
Premises (18 of 57 shown)
Name
Details
UPRN 5300023591
UPRN 5300023593
UPRN 5300023595
UPRN 5300023597
UPRN 5300023599
UPRN 5300023601
UPRN 5300023603
UPRN 5300023605
UPRN 5300023607
UPRN 5300023609
UPRN 5300023591
UPRN 5300023593
UPRN 5300023595
Show all 10 rows
UPRN 5300023597
UPRN 5300023599
UPRN 5300023601
UPRN 5300023603
UPRN 5300023605
UPRN 5300023607
UPRN 5300023609
Planning
What happened?
26 planning applications across the postcode; 21 approved of 24 decided (87.5%). Latest 26 shown.
Reference
Proposal · address
Type
Outcome
Date · distance
Section 73 Application (Minor Material Amendment) to vary Condition 2 (Approved Plans) of Planning Permission P2023/0348/FUL for erection of mansard roof extension to facilitate loft conversion. The amendments sought are to alter the rear window and rooflight arrangements, chimney and SVP extensions.
47 Corbyn Street, London, N4 3BY · premises record
Removal/Variation of Condition (Section 73)
VALIDATED
2025-09-11
Mansard loft conversion including 2x front dormer windows and 6x roof lights.
15 Corbyn Street, London, N4 3BY · premises record
Full Planning (Householder)
Approved
2024-09-27
Erection of a single storey rear extension infilling the existing site return. Erection of a mansard roof extension.
53 Corbyn Street, London, N4 3BY · premises record
Full Planning (Householder)
Approved
2024-06-27
Erection of rear second floor outrigger extension.
53 Corbyn Street, London, N4 3BY · premises record
Full Planning (Householder)
VALIDATED
2023-11-13
Erection of single storey ground floor rear infill extension
81 Corbyn Street, London, N4 3BY · premises record
Full Planning (Householder)
Approved
2023-05-29
Replacement of first floor single glazed timber framed windows with double glazed timber framed windows to front, flank rear elevations
Flat B, 59 Corbyn Street, London, N4 3BY · premises record
Applicant London Borough of Islington-Mr Ibukunoluwa Awosika · Officer Marc Davis
Full Planning Application
Approved
2023-04-21
Erection of mansard roof extension to facilitate loft conversion
47 Corbyn Street, London, N4 3BY · premises record
Full Planning (Householder)
Approved
2023-02-01
Replacement of all front and rear facing single glazed windows with double glazed timber units and replacement of all doors throughout the property with new timber units.
37 Corbyn Street, London, N4 3BY · premises record
Full Planning (Householder)
Approved
2022-09-01
Alterations including erection of a mansard roof extension over the main roof and the erection of a single-storey side/rear extension.
35 Corbyn Street, London, N4 3BY · premises record
Full Planning (Householder)
Approved
2022-05-25
Certificate of Lawfulness (proposed) in connection with the construction of a roof extension to the rear outrigger of the dwellinghouse.
35 Corbyn Street, London, N4 3BY · premises record
Certificate of Lawfulness (Proposed)
Approved
2022-05-25
Section 73 Application (Minor Material Amendment) to vary Condition 2 (Approved Plans) of Planning Permission P2023/0348/FUL for erection of mansard roof extension to facilitate loft conversion. The amendments sought are to alter the rear window and rooflight arrangements, chimney and SVP extensions.
47 Corbyn Street, London, N4 3BY · premises record
VALIDATED
2025-09-11
More
Removal/Variation of Condition (Section 73)
Mansard loft conversion including 2x front dormer windows and 6x roof lights.
15 Corbyn Street, London, N4 3BY · premises record
Approved
2024-09-27
More
Full Planning (Householder)
Erection of a single storey rear extension infilling the existing site return. Erection of a mansard roof extension.
53 Corbyn Street, London, N4 3BY · premises record
Approved
2024-06-27
More
Full Planning (Householder)
Show all 10 rows
Erection of rear second floor outrigger extension.
53 Corbyn Street, London, N4 3BY · premises record
VALIDATED
2023-11-13
More
Full Planning (Householder)
Erection of single storey ground floor rear infill extension
81 Corbyn Street, London, N4 3BY · premises record
Approved
2023-05-29
More
Full Planning (Householder)
Replacement of first floor single glazed timber framed windows with double glazed timber framed windows to front, flank rear elevations
Flat B, 59 Corbyn Street, London, N4 3BY · premises record
Applicant London Borough of Islington-Mr Ibukunoluwa Awosika · Officer Marc Davis
Approved
2023-04-21
More
Full Planning Application
Erection of mansard roof extension to facilitate loft conversion
47 Corbyn Street, London, N4 3BY · premises record
Approved
2023-02-01
More
Full Planning (Householder)
Replacement of all front and rear facing single glazed windows with double glazed timber units and replacement of all doors throughout the property with new timber units.
37 Corbyn Street, London, N4 3BY · premises record
Approved
2022-09-01
More
Full Planning (Householder)
Alterations including erection of a mansard roof extension over the main roof and the erection of a single-storey side/rear extension.
35 Corbyn Street, London, N4 3BY · premises record
Approved
2022-05-25
More
Full Planning (Householder)
Certificate of Lawfulness (proposed) in connection with the construction of a roof extension to the rear outrigger of the dwellinghouse.
35 Corbyn Street, London, N4 3BY · premises record
Approved
2022-05-25
More
Certificate of Lawfulness (Proposed)
Building control
Building-control records are not yet collected for Islington — 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 26 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 precedent26 applications and 26 mapped decisions in this postcode — precedent for what has been permitted and refused here.
Energy39 EPC records; ratings C: 8, D: 25, E: 5, 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.
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.