Postcode record · Enfield
N21 1AR.
N21 1AR has 35 known premises and 31 planning records — 23 approved of 25 decided (92%). 12 EPC records.
Postcode N21 1AR · boundary not held, centred on the postcodeApprovedRefusedOther31 exact1 approximate32 on the map — every match
At a glance · this postcodeEnfield profile →
35
Premises
known addresses (UPRNs)
31
Applications
25 decided
92%
Approval rate
23 approved · 2 refused
12
EPC records
ratings D 8 · E 4
32
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?
N21 1AR has 35 known premises and 31 planning records — 23 approved of 25 decided (92%). 12 EPC records.
Premises (18 of 35 shown)
Name
Details
UPRN 207102483
UPRN 207102484
UPRN 207102485
UPRN 207102486
UPRN 207102487
UPRN 207102533
UPRN 207102534
UPRN 207102535
UPRN 207102536
UPRN 207102617
UPRN 207102483
UPRN 207102484
UPRN 207102485
Show all 10 rows
UPRN 207102486
UPRN 207102487
UPRN 207102533
UPRN 207102534
UPRN 207102535
UPRN 207102536
UPRN 207102617
Planning
What happened?
31 planning applications across the postcode; 23 approved of 25 decided (92%). Latest 30 shown.
Reference
Proposal · address
Type
Outcome
Date · distance
Single storey rear extension 4.7m deep x 3m high (2.76m high to eaves).
37 The Alders London N21 1AR · premises record
Class A HH - Prior Approval
Objection
2025-10-21
Extension to roof at side to form gable end with rear dormer and front rooflights.
1 The Alders London N21 1AR · premises record
Cert of Lawful Use/Operation - Proposed
Approved
2024-06-28
Two storey side extension.
2 The Alders London N21 1AR · premises record
Householder
Approved
2022-05-30
Extension to roof at side to form gable end with rear dormer and front rooflights together with single storey rear extension submitted pursuant to prior approval ref: 18/04141/PRH.
26 The Alders London N21 1AR · premises record
Cert of Lawful Use/Operation - Proposed
Approved
2018-12-21
Single storey rear extension to existing extension totalling 5m deep x 3.68m high (3m high to eaves).
26 The Alders London N21 1AR · premises record
Class A HH - Prior Approval
No objection
2018-10-24
Single storey 1.885m rear extension to existing 3.115m extension totalling 5m deep x 3.68m high (3m high to eaves).
26 The Alders London N21 1AR · premises record
Class A HH - Prior Approval
Objection
2018-08-15
Single storey rear extension 4.7m deep x 3m high (2.76m high to eaves).
37 The Alders London N21 1AR · premises record
Objection
2025-10-21
More
Class A HH - Prior Approval
Extension to roof at side to form gable end with rear dormer and front rooflights.
1 The Alders London N21 1AR · premises record
Approved
2024-06-28
More
Cert of Lawful Use/Operation - Proposed
Show all 10 rows
Two storey side extension.
2 The Alders London N21 1AR · premises record
Approved
2022-05-30
More
Householder
Two storey side extension.
2 The Alders London N21 1AR · premises record
Refused
2021-12-20
More
Householder
Extension to roof at side to form gable end with rear dormer and front rooflights together with single storey rear extension submitted pursuant to prior approval ref: 18/04141/PRH.
26 The Alders London N21 1AR · premises record
Approved
2018-12-21
More
Cert of Lawful Use/Operation - Proposed
Single storey rear extension to existing extension totalling 5m deep x 3.68m high (3m high to eaves).
26 The Alders London N21 1AR · premises record
No objection
2018-10-24
More
Class A HH - Prior Approval
Single storey 1.885m rear extension to existing 3.115m extension totalling 5m deep x 3.68m high (3m high to eaves).
26 The Alders London N21 1AR · premises record
Objection
2018-08-15
More
Class A HH - Prior Approval
Building control
Building-control records are not yet collected for Enfield — 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 35 premises each one covers.
Designation
Coverage
Article 4 Direction Area
Borough wide · reference AD17 · covers 35 of 35 premises. Some normally permitted changes may require planning permission.
Article 4 Direction Area
Borough wide · reference AD17 · covers 35 of 35 premises. Some normally permitted changes may require planning permission.
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
Applicant on 4 applications
Applicant on 3 applications
Applicant on 2 applications
Applicant on 2 applications
Applicant on 1 application
Applicant on 1 application
Agent on 4 applications
Agent on 2 applications
Agent on 1 application
Agent on 1 application
Applicant on 4 applications
Applicant on 3 applications
Applicant on 2 applications
Show all 10 rows
Applicant on 2 applications
Applicant on 1 application
Applicant on 1 application
Agent on 4 applications
Agent on 2 applications
Agent on 1 application
Agent on 1 application
Development
What could it become?
Planning precedent31 applications and 32 mapped decisions in this postcode — precedent for what has been permitted and refused here.
Energy12 EPC records; ratings D: 8, E: 4.
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.