Postcode record · Islington
N4 3NN.
N4 3NN has 36 known premises and 27 planning records — 19 approved of 25 decided (76%). 23 EPC records.
Postcode N4 3NN · boundary not held, centred on the postcodeApprovedRefusedOther27 on the map — every match
At a glance · this postcodeIslington profile →
36
Premises
known addresses (UPRNs)
27
Applications
25 decided
76%
Approval rate
19 approved · 6 refused
58 days
Median decision time
average 77 days · 26 dated decisions
23
EPC records
ratings C 6 · D 15 · E 2
27
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 3NN has 36 known premises and 27 planning records — 19 approved of 25 decided (76%). 23 EPC records.
Premises (18 of 36 shown)
Name
Details
UPRN 5300041374
UPRN 5300041375
UPRN 5300041376
UPRN 5300041377
UPRN 5300041378
UPRN 5300041379
UPRN 5300041380
UPRN 5300041381
UPRN 5300041382
UPRN 5300041383
UPRN 5300041374
UPRN 5300041375
UPRN 5300041376
Show all 10 rows
UPRN 5300041377
UPRN 5300041378
UPRN 5300041379
UPRN 5300041380
UPRN 5300041381
UPRN 5300041382
UPRN 5300041383
Planning
What happened?
27 planning applications across the postcode; 19 approved of 25 decided (76%). Latest 27 shown.
Reference
Proposal · address
Type
Outcome
Date · distance
Erection of single storey rear extension.
13 Hatley Road, London, N4 3NN · premises record
Officer Euan Cheyne
Full Planning (Householder)
Approved
2026-03-16
Erection of a mansard roof extension, alteration to existing single-storey rear infill extension and first floor rear fenestration, and installation of rooflight to outrigger roof.
27 Hatley Road, London, N4 3NN · premises record
Officer Cyrus Wong
Full Planning (Householder)
Approved
2025-11-26
Erection of mansard roof extension.
26 Hatley Road, London, N4 3NN · premises record
Officer Euan Cheyne
Full Planning (Householder)
Approved
2025-01-10
Erection of mansard roof extension and creation of roof terrace at second floor over existing flat roof rear outrigger
25 Hatley Road, London, N4 3NN · premises record
Officer Euan Cheyne
Full Planning (Householder)
VALIDATED
2024-01-17
Erection of mansard roof extension
28 Hatley Road, London, N4 3NN · premises record
Officer Calum Pollock
Full Planning (Householder)
Approved
2023-06-30
Erection of a mansard roof extension
24 Hatley Road, London, N4 3NN · premises record
Officer Ross Harvey
Full Planning (Householder)
Approved
2023-06-27
Erection of mansard roof extension
25 Hatley Road, London, N4 3NN · premises record
Officer Euan Cheyne
Full Planning (Householder)
Approved
2023-04-28
Erection of a mansard roof extension.
20 Hatley Road, London, N4 3NN · premises record
Officer Luke Bates
Full Planning (Householder)
Approved
2022-09-23
Replacement of single glazed timber windows with double glazed timber units on the front and rear elevations, finished in white to match the existing windows. For property no. 16 only, replacement of timber front entrance door with new timber panelled door, and replacement of any rear doors with new timber doors. Roof covering replacement for no. 15 & 16, with new artificial slates.
14, 15 & 16 Hatley Road, London, N4 3NN · premises record
Officer Owen Griffiths
Full Planning Application
Approved
2022-06-08
Replacement of single glazed timber windows with double glazed timber units on the front and rear elevations, finished in white to match the existing windows.
23 Hatley Road, London, N4 3NN · premises record
Officer Owen Griffiths
Full Planning (Householder)
Approved
2022-06-08
Erection of single storey rear extension.
13 Hatley Road, London, N4 3NN · premises record
Officer Euan Cheyne
Approved
2026-03-16
More
Full Planning (Householder)
Erection of a mansard roof extension, alteration to existing single-storey rear infill extension and first floor rear fenestration, and installation of rooflight to outrigger roof.
27 Hatley Road, London, N4 3NN · premises record
Officer Cyrus Wong
Approved
2025-11-26
More
Full Planning (Householder)
Erection of mansard roof extension.
26 Hatley Road, London, N4 3NN · premises record
Officer Euan Cheyne
Approved
2025-01-10
More
Full Planning (Householder)
Show all 10 rows
Erection of mansard roof extension and creation of roof terrace at second floor over existing flat roof rear outrigger
25 Hatley Road, London, N4 3NN · premises record
Officer Euan Cheyne
VALIDATED
2024-01-17
More
Full Planning (Householder)
Erection of mansard roof extension
28 Hatley Road, London, N4 3NN · premises record
Officer Calum Pollock
Approved
2023-06-30
More
Full Planning (Householder)
Erection of a mansard roof extension
24 Hatley Road, London, N4 3NN · premises record
Officer Ross Harvey
Approved
2023-06-27
More
Full Planning (Householder)
Erection of mansard roof extension
25 Hatley Road, London, N4 3NN · premises record
Officer Euan Cheyne
Approved
2023-04-28
More
Full Planning (Householder)
Erection of a mansard roof extension.
20 Hatley Road, London, N4 3NN · premises record
Officer Luke Bates
Approved
2022-09-23
More
Full Planning (Householder)
Replacement of single glazed timber windows with double glazed timber units on the front and rear elevations, finished in white to match the existing windows. For property no. 16 only, replacement of timber front entrance door with new timber panelled door, and replacement of any rear doors with new timber doors. Roof covering replacement for no. 15 & 16, with new artificial slates.
14, 15 & 16 Hatley Road, London, N4 3NN · premises record
Officer Owen Griffiths
Approved
2022-06-08
More
Full Planning Application
Replacement of single glazed timber windows with double glazed timber units on the front and rear elevations, finished in white to match the existing windows.
23 Hatley Road, London, N4 3NN · premises record
Officer Owen Griffiths
Approved
2022-06-08
More
Full Planning (Householder)
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 27 applications in this postcode — the party who applied, not the owner or occupier.
Name
Details
Case officer on 4 applications
Case officer on 3 applications
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 4 applications
Case officer on 3 applications
Case officer on 2 applications
Show all 10 rows
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
Development
What could it become?
Planning precedent27 applications and 27 mapped decisions in this postcode — precedent for what has been permitted and refused here.
Energy23 EPC records; ratings C: 6, D: 15, 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.