Postcode record · Islington
N1 4NA.
N1 4NA has 50 known premises and 29 planning records — 17 approved of 21 decided (81%). 27 EPC records.
Postcode N1 4NA · boundary not held, centred on the postcodeApprovedRefusedOther30 on the map — every match
At a glance · this postcodeIslington profile →
50
Premises
known addresses (UPRNs)
29
Applications
21 decided
81%
Approval rate
17 approved · 4 refused
70 days
Median decision time
average 96 days · 22 dated decisions
27
EPC records
ratings C 12 · D 13 · E 2
30
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?
N1 4NA has 50 known premises and 29 planning records — 17 approved of 21 decided (81%). 27 EPC records.
Premises (18 of 50 shown)
Name
Details
UPRN 5300062521
UPRN 5300062565
UPRN 5300062566
UPRN 5300062567
UPRN 5300062581
UPRN 5300062582
UPRN 5300062583
UPRN 5300062584
UPRN 5300062585
UPRN 5300062521
UPRN 5300062565
Show all 10 rows
UPRN 5300062566
UPRN 5300062567
UPRN 5300062581
UPRN 5300062582
UPRN 5300062583
UPRN 5300062584
UPRN 5300062585
Planning
What happened?
29 planning applications across the postcode; 17 approved of 21 decided (81%). Latest 29 shown.
Reference
Proposal · address
Type
Outcome
Date · distance
Erection of 1 no. external signage column on southern boundary of site and associated works.
21-23 Mildmay Library, Mildmay Park, London, N1 4NA · premises record
Officer Marc Davis
Full Planning Application
Approved
2025-10-02
This work is for tree management and containing Tree sizes under a cyclic process T1 - Lime Tree - Re-reduce back to most previous reduction points by approx 2-3m and crown thin by 20%. Raise low branches to approx 4m from ground level. This will leave the trees as a basic structure for regrowth. T2 - Yew - Reduce in height by approx 2m and trim sides T3 - Bay - Reduce by approx 2-3m and shape T4 - Pittosporum - Crown reduce height by approx 1m T5 - Loquat - Crown Reduce by approx 1-2m
31, Flat B, Mildmay Park, London, N1 4NA · premises record
Officer Linus Irons
Tree Works Notification in Conservation Area
FINAL DECISION
2025-08-04
G1: Row of Leyland Cypress trees: Reduce height by 3.5 metres and width by up to 3 metres. T2: Cherry: Reduce overall crown by up to 1.5 metres whilst retaining natural flowing canopy.
39 Mildmay Park, London · premises record
Officer Linus Irons
Tree Works Notification in Conservation Area
FINAL DECISION
2025-04-10
Rear extension to an upper floor flat.
Flat C, 31 Mildmay Park, London, N1 4NA · premises record
Officer Alexandra Lee
Full Planning Application
Withdrawn
2024-10-23
Rear garden R/G- G1 Beech hedge: Fell and remove 4 trees which are pushing against wall and reduce remaining 13 trees by approximately 3m.
Flat B, 27 Mildmay Park, London, N1 4NA · premises record
Officer Stephen Downing
Tree Works Notification in Conservation Area
FINAL DECISION
2024-02-26
Repair and refurbishment of library building including formation of internal children's library and community area; front infill extension for use as new entrance with associated lettering signage and sliding doors; formation of new window openings to incorporate aluminium framed windows in existing style; formation of new bin enclosure with associated landscaping and public realm improvements
21-23 Mildmay Library, Mildmay Park, London, N1 4NA · premises record
Officer Marc Davis
Full Planning (Council's Own)
Approved
2023-06-23
Rear garden Row of Leyland Cypress trees along rear garden boundary - reduce in height by up to 3 metres; reduce lateral growth over neighbouring properties by up to 3 metres. Cherry tree in rear garden: reduce overall crown by up to 2.5 metres.
39 Mildmay Park, London, N1 4NA · premises record
Officer Gavin Rees
Tree Works Notification in Conservation Area
FINAL DECISION
2022-01-17
Rear garden (T1) Lime Tree - Re-reduce back to previous reduction points by a
31 Mildmay Park, London, N1 4NA · premises record
Tree Works Notification in Conservation Area
Unknown
2020-05-06
Rear garden T1 - Purple Leaf Plum - Fell to ground level and replant. N.B.
29 Mildmay Park, Islington, London, N1 4NA · premises record
Tree Works Notification in Conservation Area
Approved
2019-05-09
Rear garden: 1 x Chestnut tree - Reduce crown to most previous pruning points.
47 Mildmay Park, London N1 4NA · premises record
Officer Marcus Brooke
Tree Works Notification in Conservation Area
REGISTERED
2016-01-26
Erection of 1 no. external signage column on southern boundary of site and associated works.
21-23 Mildmay Library, Mildmay Park, London, N1 4NA · premises record
Officer Marc Davis
Approved
2025-10-02
More
Full Planning Application
This work is for tree management and containing Tree sizes under a cyclic process T1 - Lime Tree - Re-reduce back to most previous reduction points by approx 2-3m and crown thin by 20%. Raise low branches to approx 4m from ground level. This will leave the trees as a basic structure for regrowth. T2 - Yew - Reduce in height by approx 2m and trim sides T3 - Bay - Reduce by approx 2-3m and shape T4 - Pittosporum - Crown reduce height by approx 1m T5 - Loquat - Crown Reduce by approx 1-2m
31, Flat B, Mildmay Park, London, N1 4NA · premises record
Officer Linus Irons
FINAL DECISION
2025-08-04
More
Tree Works Notification in Conservation Area
G1: Row of Leyland Cypress trees: Reduce height by 3.5 metres and width by up to 3 metres. T2: Cherry: Reduce overall crown by up to 1.5 metres whilst retaining natural flowing canopy.
39 Mildmay Park, London · premises record
Officer Linus Irons
FINAL DECISION
2025-04-10
More
Tree Works Notification in Conservation Area
Show all 10 rows
Rear extension to an upper floor flat.
Flat C, 31 Mildmay Park, London, N1 4NA · premises record
Officer Alexandra Lee
Withdrawn
2024-10-23
More
Full Planning Application
Rear garden R/G- G1 Beech hedge: Fell and remove 4 trees which are pushing against wall and reduce remaining 13 trees by approximately 3m.
Flat B, 27 Mildmay Park, London, N1 4NA · premises record
Officer Stephen Downing
FINAL DECISION
2024-02-26
More
Tree Works Notification in Conservation Area
Repair and refurbishment of library building including formation of internal children's library and community area; front infill extension for use as new entrance with associated lettering signage and sliding doors; formation of new window openings to incorporate aluminium framed windows in existing style; formation of new bin enclosure with associated landscaping and public realm improvements
21-23 Mildmay Library, Mildmay Park, London, N1 4NA · premises record
Officer Marc Davis
Approved
2023-06-23
More
Full Planning (Council's Own)
Rear garden Row of Leyland Cypress trees along rear garden boundary - reduce in height by up to 3 metres; reduce lateral growth over neighbouring properties by up to 3 metres. Cherry tree in rear garden: reduce overall crown by up to 2.5 metres.
39 Mildmay Park, London, N1 4NA · premises record
Officer Gavin Rees
FINAL DECISION
2022-01-17
More
Tree Works Notification in Conservation Area
Rear garden (T1) Lime Tree - Re-reduce back to previous reduction points by a
31 Mildmay Park, London, N1 4NA · premises record
Unknown
2020-05-06
More
Tree Works Notification in Conservation Area
Rear garden T1 - Purple Leaf Plum - Fell to ground level and replant. N.B.
29 Mildmay Park, Islington, London, N1 4NA · premises record
Approved
2019-05-09
More
Tree Works Notification in Conservation Area
Rear garden: 1 x Chestnut tree - Reduce crown to most previous pruning points.
47 Mildmay Park, London N1 4NA · premises record
Officer Marcus Brooke
REGISTERED
2016-01-26
More
Tree Works Notification in Conservation Area
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?
Every mapped designation touching a premises in this postcode, with how many of its 50 premises each one covers.
Designation
Coverage
Conservation Area
Named designation not supplied · reference COA00000587 · covers 48 of 50 premises. Demolition, alterations, trees and design are subject to additional heritage controls.
Conservation Area
Named designation not supplied · reference COA00000587 · covers 48 of 50 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 29 applications in this postcode — the party who applied, not the owner or occupier.
Name
Details
Case officer on 4 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 1 application
Case officer on 1 application
Case officer on 1 application
Case officer on 4 applications
Case officer on 2 applications
Case officer on 2 applications
Show all 10 rows
Case officer on 2 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
Development
What could it become?
Planning precedent29 applications and 30 mapped decisions in this postcode — precedent for what has been permitted and refused here.
Energy27 EPC records; ratings C: 12, D: 13, 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.
3 intent signals recorded in this postcode
Application withdrawn · Repeat sale · Long hold
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.